# Building permits at 9 Prospect Hill Ave, Somerville, MA

The biggest project within a quarter mile since May 1: a $720,000 new building at 10 Alston St, permitted Sep 2.

Eight permits on record here. The newest, Aug 27: Installation and wiring of ductless system consisting of one condenser and four mini split heads. Within a quarter mile, the city has issued 96 more permits since May 1. Two are for new buildings, the nearest 450 ft away.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Aug 27, 2026 | Electrical | Installation and wiring of ductless system consisting of one condenser and four mini split heads. | $21,733 | [B26-001264](https://nearbypermits.com/somerville/permit/B26-001264/) |
| Aug 18, 2026 | Electrical | Installation and wiring of ductless system consisting of one condenser and four mini split heads. | $5,433 | [E26-001152](https://nearbypermits.com/somerville/permit/E26-001152/) |
| Aug 4, 2026 | Plumbing | bathroom and kitchen renovation | Not listed | [P26-000448](https://nearbypermits.com/somerville/permit/P26-000448/) |
| Jul 31, 2026 | Electrical | Kitchen renovation with two bathrooms being renovated as well | $5,600 | [E26-001109](https://nearbypermits.com/somerville/permit/E26-001109/) |
| Jun 11, 2026 | Alteration or repair | Cosmetic renovation to include: Replacing counters in kitchen Fixture replacement in existing full bath Window replacement throughout house Adding half bath (as indicated on proposed plans) Sanding/refinishing floors Painting unit | $40,000 | [B26-000783](https://nearbypermits.com/somerville/permit/B26-000783/) |
| Feb 8, 2022 | Plumbing | Replacement of Existing Backflow Preventer | Not listed | [P22-000064](https://nearbypermits.com/somerville/permit/P22-000064/) |
| Oct 2, 2014 | Plumbing | back flow | Not listed | [P14-000400](https://nearbypermits.com/somerville/permit/P14-000400/) |
| Oct 2, 2014 | Plumbing | Boiler replacement | Not listed | [G14-000326](https://nearbypermits.com/somerville/permit/G14-000326/) |

## Within ¼ mi since May 1, 2026

96 permits in the circle. From our copy of the city's data (last 24 months).

### Next door (under 250 ft), 2 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Jun 22, 2026 | [43 Boston St](https://nearbypermits.com/somerville/address/43-boston-st/) | 210 ft NW | Electrical | Install new low voltage fire alarm | $8,000 | [E26-000887](https://nearbypermits.com/somerville/permit/E26-000887/) |
| Jun 8, 2026 | [43 Boston St](https://nearbypermits.com/somerville/address/43-boston-st/) | 210 ft NW | Mechanical (HVAC) | Install 3 HVAC systems. 1 located in the basement with 2 zones, 1 located on the 2nd floor, and 1 located on the 3rd floor. | $49,000 | [SM26-000093](https://nearbypermits.com/somerville/permit/SM26-000093/) |

### This block (250 to 1,000 ft), 48 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 14, 2026 | [9 Dell St](https://nearbypermits.com/somerville/address/9-dell-st/) | 960 ft NE | Plumbing | Remodeling. Basement: 3 water heaters, 1 toilet, 1 lavatory, 1 shower stall, and 1 washing machine connection. 1st Floor: 1 kitchen sink, 1 garbage disposal, 1 dishwasher, 1 ice maker, 1 toilet, 1 lavatory, and 1 shower stall. 2nd Floor: 1 kitchen sink, 1 garbage disposal, 1 dishwasher, 1 ice maker, | Not listed | [P26-000600](https://nearbypermits.com/somerville/permit/P26-000600/) |
| Oct 5, 2026 | [39 Alston St](https://nearbypermits.com/somerville/address/39-alston-st/) | 620 ft E | Electrical | Outlet for washer, outside outlet, replacement of light fixture | $2,500 | [E26-001368](https://nearbypermits.com/somerville/permit/E26-001368/) |
| Oct 2, 2026 | [34 Columbus Ave](https://nearbypermits.com/somerville/address/34-columbus-ave/) | 810 ft SW | Alteration or repair | Homeowner permit-- Replacing two rotted exterior doors and one severely window with cracked plexiglass in lieu of glass. | $5,000 | [B26-001553](https://nearbypermits.com/somerville/permit/B26-001553/) |
| Oct 2, 2026 | [27 Tufts St](https://nearbypermits.com/somerville/address/27-tufts-st/) | 820 ft E | Solar | Temporarily remove and reinstall existing solar panels for roof work | $350 | [B26-001468](https://nearbypermits.com/somerville/permit/B26-001468/) |
| Sep 22, 2026 | [20 Auburn Ave](https://nearbypermits.com/somerville/address/20-auburn-ave/) | 860 ft N | Electrical | Replace 100a meter and service conductor refeed | $2,200 | [E26-001380](https://nearbypermits.com/somerville/permit/E26-001380/) |
| Sep 15, 2026 | [14 Boston St](https://nearbypermits.com/somerville/address/14-boston-st/) | 520 ft S | Plumbing | replace toilet, vanity, kitchen sink, dishwasher | Not listed | [P26-000541](https://nearbypermits.com/somerville/permit/P26-000541/) |
| Sep 15, 2026 | [163 Washington St](https://nearbypermits.com/somerville/address/163-washington-st/) | 660 ft SE | Electrical | (REF this permit: B26-001063) Disconnect Electrical for demo and makesafe. Then add lights to unfinished basement @ 175-177 Washington St | $3,000 | [E26-001309](https://nearbypermits.com/somerville/permit/E26-001309/) |
| Sep 14, 2026 | [9 Dell St](https://nearbypermits.com/somerville/address/9-dell-st/) | 960 ft NE | Electrical | Demo make safe | $300 | [E26-001336](https://nearbypermits.com/somerville/permit/E26-001336/) |
| Sep 10, 2026 | [27 Tufts St](https://nearbypermits.com/somerville/address/27-tufts-st/) | 820 ft E | Electrical | Temporarily remove and reinstall existing solar panels for roof work | $350 | [E26-001319](https://nearbypermits.com/somerville/permit/E26-001319/) |
| Sep 8, 2026 | [163 Washington St](https://nearbypermits.com/somerville/address/163-washington-st/) | 660 ft SE | Alteration or repair | Emergency Demolition,Remove partitions and drywall ceilings in basement @175-177 Washington St | $9,500 | [B26-001063](https://nearbypermits.com/somerville/permit/B26-001063/) |
| Sep 3, 2026 | [28 Bonner Ave](https://nearbypermits.com/somerville/address/28-bonner-ave/) | 770 ft SW | Alteration or repair | Weatherization and air sealing with the Mass Save Program. No structural changes. | $1,886 | [B26-001391](https://nearbypermits.com/somerville/permit/B26-001391/) |
| Sep 2, 2026 | [10 Alston St](https://nearbypermits.com/somerville/address/10-alston-st/) | 450 ft E | New building | build new 3 family house (existing structure is a garage) - detached house in NR district FOUNDATION ONLY PERMIT B26-000068 | $720,000 | [B25-000984](https://nearbypermits.com/somerville/permit/B25-000984/) |
| Aug 31, 2026 | [2 Alston St](https://nearbypermits.com/somerville/address/2-alston-st/) | 440 ft NE | Roofing | Enclose porch on first and second floor add insulation and light install stairs exterior access and exit install windows and doors install siding, new roof (sheathing, shingles, flashing, ice & water shield), Insulation (walls & roof), Drywall installation & finishing, Flooring installation vinyl | $25,000 | [B26-001165](https://nearbypermits.com/somerville/permit/B26-001165/) |
| Aug 27, 2026 | [44 Columbus Ave](https://nearbypermits.com/somerville/address/44-columbus-ave/) | 850 ft W | Solar | Install Energy Storage System rated at 27kWh outside, interconnected to existing solar panel system | $21,675 | [B26-001233](https://nearbypermits.com/somerville/permit/B26-001233/) |
| Aug 25, 2026 | [152 Cross St](https://nearbypermits.com/somerville/address/152-cross-st/) | 350 ft NE | Alteration or repair | Add handrail to Attic Egress Stair, Add railing to second floor roof deck and replace 1 exterior door. | $6,418 | [B26-001215](https://nearbypermits.com/somerville/permit/B26-001215/) |
| Aug 25, 2026 | [117 Cross St](https://nearbypermits.com/somerville/address/117-cross-st/) | 890 ft NE | Alteration or repair | Repair damaged soffit and add window caulking for the building | $10,000 | [B25-001332](https://nearbypermits.com/somerville/permit/B25-001332/) |
| Aug 24, 2026 | [2 Alston St](https://nearbypermits.com/somerville/address/2-alston-st/) | 440 ft NE | Electrical | Wire a small addition. | $4,000 | [E26-001228](https://nearbypermits.com/somerville/permit/E26-001228/) |
| Aug 24, 2026 | [67 Boston St](https://nearbypermits.com/somerville/address/67-boston-st/) | 710 ft NW | Alteration or repair | Install 14 Marvin classic replacement window,energy star,inserts only,no structural work | $18,350 | [B26-001306](https://nearbypermits.com/somerville/permit/B26-001306/) |
| Aug 19, 2026 | [163 Washington St](https://nearbypermits.com/somerville/address/163-washington-st/) | 660 ft SE | Plumbing | Disconnect Shower & lav in basement | Not listed | [P26-000479](https://nearbypermits.com/somerville/permit/P26-000479/) |
| Aug 19, 2026 | [18 Columbus Ave](https://nearbypermits.com/somerville/address/18-columbus-ave/) | 770 ft SW | Electrical | 100 to 400 amp service Upgrade. Installation of outlets in home per customer requested location. | $12,000 | [E26-001164](https://nearbypermits.com/somerville/permit/E26-001164/) |
| Aug 17, 2026 | [44 Columbus Ave](https://nearbypermits.com/somerville/address/44-columbus-ave/) | 850 ft W | Electrical | Install Energy Storage System rated at 27kWh on exterior, interconnected to existing solar panel system | $15,249 | [E26-001118](https://nearbypermits.com/somerville/permit/E26-001118/) |
| Aug 10, 2026 | [60 Tufts St](https://nearbypermits.com/somerville/address/60-tufts-st/) | 620 ft NE | Alteration or repair | Window and Door Replacements, Parapet Cap Repairs, Terrace Repairs Four 3x3 awning style windows and two French style doors. | $125,675 | [B26-000922](https://nearbypermits.com/somerville/permit/B26-000922/) |
| Aug 7, 2026 | [32 Hamlet St](https://nearbypermits.com/somerville/address/32-hamlet-st/) | 730 ft NW | Plumbing | Install new bathroom & kitchen fixtures only. | Not listed | [P26-000461](https://nearbypermits.com/somerville/permit/P26-000461/) |
| Aug 7, 2026 | [32 Hamlet St](https://nearbypermits.com/somerville/address/32-hamlet-st/) | 730 ft NW | Plumbing | Install New Gas Stove | Not listed | [G26-000365](https://nearbypermits.com/somerville/permit/G26-000365/) |
| Aug 6, 2026 | [14 Boston St](https://nearbypermits.com/somerville/address/14-boston-st/) | 520 ft S | Electrical | renovation kitchen and one bathroom | $6,500 | [E26-001144](https://nearbypermits.com/somerville/permit/E26-001144/) |
| Aug 6, 2026 | [9 Dell St](https://nearbypermits.com/somerville/address/9-dell-st/) | 960 ft NE | Alteration or repair | Total gut rehab and adding 2 additional units. 1st floor- 3 bedrooms Unit 2- 2 bedrooms Unit 3- 2 bedrooms | $500,000 | [B25-001487](https://nearbypermits.com/somerville/permit/B25-001487/) |
| Aug 4, 2026 | [14 Boston St](https://nearbypermits.com/somerville/address/14-boston-st/) | 520 ft S | Alteration or repair | Remove old cabinets Remove floor tile Remove drop ceiling Open bigger window on wall between kitchen and living room Install new ceiling Install new floor tile Install new cabinets Replace existing existing doors | $36,480 | [B26-000800](https://nearbypermits.com/somerville/permit/B26-000800/) |
| Aug 3, 2026 | [47 Tufts St](https://nearbypermits.com/somerville/address/47-tufts-st/) | 740 ft NE | Alteration or repair | Demo existing rear deck and install new deck per drawings specs | $39,100 | [B26-000859](https://nearbypermits.com/somerville/permit/B26-000859/) |
| Jul 29, 2026 | [10 Alston St](https://nearbypermits.com/somerville/address/10-alston-st/) | 450 ft E | Electrical | Wiring a new three-unit apartment | $52,000 | [E26-000656](https://nearbypermits.com/somerville/permit/E26-000656/) |
| Jul 28, 2026 | [126 Cross St](https://nearbypermits.com/somerville/address/126-cross-st/) | 780 ft NE | Electrical | Replacement of existing non working smokes with new devices | $700 | [E25-000732](https://nearbypermits.com/somerville/permit/E25-000732/) |
| Jul 25, 2026 | [15 Homer Sq](https://nearbypermits.com/somerville/address/15-homer-sq/) | 990 ft SW | Roofing | Install new roofing | $14,600 | [B26-001094](https://nearbypermits.com/somerville/permit/B26-001094/) |
| Jul 14, 2026 | [28 Bonner Ave](https://nearbypermits.com/somerville/address/28-bonner-ave/) | 770 ft SW | Alteration or repair | Installation of (10) Double Hung Window Inserts, (1) Casement Window Insert, (5) Glider Window Inserts and (1) Full Frame, Double Hung Window. No Structural Changes | $53,248 | [B26-000994](https://nearbypermits.com/somerville/permit/B26-000994/) |
| Jul 14, 2026 | [7 Chester Ave](https://nearbypermits.com/somerville/address/7-chester-ave/) | 480 ft N | Roofing | Reroof: Tear off existing underlayment, ice and water, shingle, drip edge, flashing, and trim. Install new underlayment, ice and water, shingle, drip edge, flashing, and trim. No structural changes. | $24,098 | [B26-000868](https://nearbypermits.com/somerville/permit/B26-000868/) |
| Jul 7, 2026 | [32 Hamlet St](https://nearbypermits.com/somerville/address/32-hamlet-st/) | 730 ft NW | Electrical | Second floor remodel | $18,000 | [E26-000935](https://nearbypermits.com/somerville/permit/E26-000935/) |
| Jun 26, 2026 | [10 Alston St](https://nearbypermits.com/somerville/address/10-alston-st/) | 450 ft E | New building | foundation for new construction 3 family CONSTRUCTION PERMIT B25-000984 | $100,000 | [B26-000068](https://nearbypermits.com/somerville/permit/B26-000068/) |
| Jun 23, 2026 | [32 Hamlet St](https://nearbypermits.com/somerville/address/32-hamlet-st/) | 730 ft NW | Alteration or repair | Renovate second floor unti will remove the dining room and living room ceiling, The dining room will and bedroom wall will be removed, Two 12-foot LVLs will be installed, There will go from the second floor to first floor to the basement, The space will be opened up, The dining room and bedroom wall | $84,975 | [B26-000806](https://nearbypermits.com/somerville/permit/B26-000806/) |
| Jun 17, 2026 | [20 Prospect Hill Ave](https://nearbypermits.com/somerville/address/20-prospect-hill-ave/) | 280 ft SW | Alteration or repair | air sealing and insulation through the Mass Save program | $1,213 | [B26-000718](https://nearbypermits.com/somerville/permit/B26-000718/) |
| Jun 16, 2026 | [223 Washington St](https://nearbypermits.com/somerville/address/223-washington-st/) | 860 ft SW | Alteration or repair | Temporary interior structure | $174,557 | [B24-000225](https://nearbypermits.com/somerville/permit/B24-000225/) |
| Jun 16, 2026 | [19r Prospect Hill Ave](https://nearbypermits.com/somerville/address/19r-prospect-hill-ave/) | 270 ft W | Alteration or repair | Insulation work as part of the mass save program | $2,400 | [B23-001976](https://nearbypermits.com/somerville/permit/B23-001976/) |
| Jun 9, 2026 | [5 Homer Sq](https://nearbypermits.com/somerville/address/5-homer-sq/) | 910 ft SW | Electrical | Support service for Siding company | $500 | [E26-000661](https://nearbypermits.com/somerville/permit/E26-000661/) |
| Jun 9, 2026 | [33 Columbus Ave](https://nearbypermits.com/somerville/address/33-columbus-ave/) | 680 ft SW | Alteration or repair | Residential weatherization/air sealing. No structural changes. ( 860845) | $2,000 | [B26-000586](https://nearbypermits.com/somerville/permit/B26-000586/) |
| Jun 2, 2026 | [17 Bonner Ave](https://nearbypermits.com/somerville/address/17-bonner-ave/) | 800 ft SW | Electrical | Rooftop solar 12 panels 4.92 kwdc no ESS | $8,768 | [E26-000777](https://nearbypermits.com/somerville/permit/E26-000777/) |
| Jun 2, 2026 | [20 Prospect Hill Ave](https://nearbypermits.com/somerville/address/20-prospect-hill-ave/) | 280 ft SW | Mechanical (HVAC) | Install two condensers and four mini split heads | $27,632 | [B26-000655](https://nearbypermits.com/somerville/permit/B26-000655/) |
| Jun 1, 2026 | [37 Columbus Ave](https://nearbypermits.com/somerville/address/37-columbus-ave/) | 700 ft W | Fence, wall or deck | Demolish existing three-story wood deck and construct new three-story pressure-treated wood deck in same footprint, layout, and dimensions | $27,000 | [B26-000638](https://nearbypermits.com/somerville/permit/B26-000638/) |
| May 19, 2026 | [16 Homer Sq](https://nearbypermits.com/somerville/address/16-homer-sq/) | 960 ft SW | Electrical | Electrical service upgrade from existing 100A to new 200A service, including new panel upgrades as required. Install (1) 60A circuit for EV charger. | $4,800 | [E26-000605](https://nearbypermits.com/somerville/permit/E26-000605/) |
| May 13, 2026 | [5 Homer Sq](https://nearbypermits.com/somerville/address/5-homer-sq/) | 910 ft SW | Alteration or repair | Emergency roof and siding replacement | $30,000 | [B26-000589](https://nearbypermits.com/somerville/permit/B26-000589/) |
| May 6, 2026 | [20 Prospect Hill Ave](https://nearbypermits.com/somerville/address/20-prospect-hill-ave/) | 280 ft SW | Electrical | Installation and wiring of ductless system consisting of two condensers and four mini-split heads | $6,908 | [E26-000624](https://nearbypermits.com/somerville/permit/E26-000624/) |
| May 4, 2026 | [205 Washington St](https://nearbypermits.com/somerville/address/205-washington-st/) | 830 ft S | Electrical | they needed a permit pulled as they’re taking off window frames Siding permit | $150 | [E26-000545](https://nearbypermits.com/somerville/permit/E26-000545/) |

### Farther (1,000 ft to ¼ mi), 46 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 13, 2026 | [129 Glen St](https://nearbypermits.com/somerville/address/129-glen-st/) | 0.23 mi NE | Electrical | Wiring from panel to HVAC mini split system (Unit B) | $1,500 | [E26-001487](https://nearbypermits.com/somerville/permit/E26-001487/) |
| Oct 13, 2026 | [105 Washington St](https://nearbypermits.com/somerville/address/105-washington-st/) | 0.24 mi E | Alteration or repair | Removal and reinstallation of the existing roof deck boards plus minor repair. Rubber Roof Maintenance/Repair of 5 areas. | $7,199 | [B26-001497](https://nearbypermits.com/somerville/permit/B26-001497/) |
| Sep 30, 2026 | [24 Gilman St](https://nearbypermits.com/somerville/address/24-gilman-st/) | 0.20 mi N | Roofing | Remove all roofing materials on garage and install.060 EPDM roofing materials. Remove all debris. | $9,820 | [B26-001539](https://nearbypermits.com/somerville/permit/B26-001539/) |
| Sep 29, 2026 | [8 Highland Ave](https://nearbypermits.com/somerville/address/8-highland-ave/) | 0.20 mi NW | Electrical | Install cellular communicator | $250 | [E26-001418](https://nearbypermits.com/somerville/permit/E26-001418/) |
| Sep 29, 2026 | [9 Sanborn Ave](https://nearbypermits.com/somerville/address/9-sanborn-ave/) | 0.24 mi W | Alteration or repair | Replace roof deck and railings on the third floor | $17,825 | [B26-001461](https://nearbypermits.com/somerville/permit/B26-001461/) |
| Sep 28, 2026 | [117 Washington St](https://nearbypermits.com/somerville/address/117-washington-st/) | 0.22 mi E | Alteration or repair | Repair clapboard siding and roof on/around 5 dormers | $5,725 | [B25-001930](https://nearbypermits.com/somerville/permit/B25-001930/) |
| Sep 23, 2026 | [20 Fountain Ave](https://nearbypermits.com/somerville/address/20-fountain-ave/) | 0.19 mi NE | Alteration or repair | Installation of 17 modules-roof mounted - 6.970 kw dc, 5.933 kw ac | $34,850 | [B26-001021](https://nearbypermits.com/somerville/permit/B26-001021/) |
| Sep 22, 2026 | [32 Stone Ave](https://nearbypermits.com/somerville/address/32-stone-ave/) | 0.21 mi W | Alteration or repair | remodel kitchen on 1st and 2nd floor, build new bath on third floor,construct/modify wall,closet,closet,install new vinyl floor and base board, repair two windows, no structural work. | $87,000 | [B26-001415](https://nearbypermits.com/somerville/permit/B26-001415/) |
| Sep 21, 2026 | [32 Stone Ave](https://nearbypermits.com/somerville/address/32-stone-ave/) | 0.21 mi W | Plumbing | Renovation, 1st fl kitchen and 1 full bath. 2Nd fl kitchen. 3Rd washer and 1 full bath. | Not listed | [P26-000548](https://nearbypermits.com/somerville/permit/P26-000548/) |
| Sep 21, 2026 | [32 Stone Ave](https://nearbypermits.com/somerville/address/32-stone-ave/) | 0.21 mi W | Plumbing | Renovation, 1st and 2nd fl kitchen stove. | Not listed | [G26-000426](https://nearbypermits.com/somerville/permit/G26-000426/) |
| Sep 17, 2026 | [36 Mansfield St](https://nearbypermits.com/somerville/address/36-mansfield-st/) | 0.21 mi S | Plumbing | Replaced boiler only with no water connection, but was told to pull water connection | Not listed | [P26-000547](https://nearbypermits.com/somerville/permit/P26-000547/) |
| Sep 17, 2026 | [36 Mansfield St](https://nearbypermits.com/somerville/address/36-mansfield-st/) | 0.21 mi S | Plumbing | Strictly boiler only replacement no touching of water only Gas | Not listed | [G26-000424](https://nearbypermits.com/somerville/permit/G26-000424/) |
| Sep 16, 2026 | [29 Gilman St](https://nearbypermits.com/somerville/address/29-gilman-st/) | 0.22 mi N | Alteration or repair | Interior selective demolition to expose existing framing and determine whether the wall is load-bearing or non-load-bearing. No structural members will be altered. | $20,000 | [B26-001344](https://nearbypermits.com/somerville/permit/B26-001344/) |
| Sep 14, 2026 | [20 Fountain Ave](https://nearbypermits.com/somerville/address/20-fountain-ave/) | 0.19 mi NE | Electrical | Installation of 17 modules-roof mounted - 6.970 kw dc, 5.933 kw ac | $28,089 | [E26-000966](https://nearbypermits.com/somerville/permit/E26-000966/) |
| Sep 11, 2026 | [129 Glen St](https://nearbypermits.com/somerville/address/129-glen-st/) | 0.23 mi NE | Alteration or repair | Replace existing bathtub and wall panels - to be transparent these works have commenced this is because originally these works were only going to be cosmetic (replacement tiles, shower panel and paint) so a permit was not required. However, after removing the existing PVC shower panels the existing  | $10,000 | [B26-001379](https://nearbypermits.com/somerville/permit/B26-001379/) |
| Sep 9, 2026 | [129 Glen St](https://nearbypermits.com/somerville/address/129-glen-st/) | 0.23 mi NE | Plumbing | Rep Plumbing of house, including water and drainage | Not listed | [P26-000527](https://nearbypermits.com/somerville/permit/P26-000527/) |
| Sep 9, 2026 | [29 Gilman St](https://nearbypermits.com/somerville/address/29-gilman-st/) | 0.22 mi N | Electrical | Demo make safe | $300 | [E26-001292](https://nearbypermits.com/somerville/permit/E26-001292/) |
| Aug 27, 2026 | [9 Sanborn Ave](https://nearbypermits.com/somerville/address/9-sanborn-ave/) | 0.24 mi W | Roofing | NEW RUBBER ROOF - Strip and Install Labor and material: Rubber roofing Scope of work: - We will be a removing the existing rubber and insulation. - We will be adding new insulation and fasten with screws and plates. - We will be gluing down new rubber (RPI.60mm thickens to the new insulation). - All | $7,200 | [B26-001318](https://nearbypermits.com/somerville/permit/B26-001318/) |
| Aug 24, 2026 | [22 Stone Ave](https://nearbypermits.com/somerville/address/22-stone-ave/) | 0.23 mi SW | Alteration or repair | (HOMEOWNER PERMIT) Replace 2 windows in back bedroom and Adding kitchen cabinets and new countertop | $6,000 | [B26-001289](https://nearbypermits.com/somerville/permit/B26-001289/) |
| Aug 14, 2026 | [67 Walnut St](https://nearbypermits.com/somerville/address/67-walnut-st/) | 0.23 mi NW | Alteration or repair | install 7 replacement windows. no structural changes. | $22,521 | [B26-000149](https://nearbypermits.com/somerville/permit/B26-000149/) |
| Jul 31, 2026 | [129 Glen St](https://nearbypermits.com/somerville/address/129-glen-st/) | 0.23 mi NE | Alteration or repair | Reconfiguration of Existing Finished Attic to Create Bedroom & Bathroom | $21,250 | [B26-001062](https://nearbypermits.com/somerville/permit/B26-001062/) |
| Jul 29, 2026 | [19b Stone Ave](https://nearbypermits.com/somerville/address/19b-stone-ave/) | 0.23 mi SW | Electrical | Installing Bryant 24K BTU Outdoor Unit, (3) Bryant 6K BTU Indoor Wall Unit, and Bryant 9K BTU Indoor Wall Unit. | $1,500 | [E26-000946](https://nearbypermits.com/somerville/permit/E26-000946/) |
| Jul 29, 2026 | [21 Stone Ave](https://nearbypermits.com/somerville/address/21-stone-ave/) | 0.23 mi SW | Electrical | Installing Bryant 36K BTU Outdoor Unit, (2) Bryant 6K BTU Indoor Wall Units, Bryant 9K BTU Indoor Wall Units, and Bryant 12K BTU Indoor Wall Units. | $1,500 | [E26-000945](https://nearbypermits.com/somerville/permit/E26-000945/) |
| Jul 22, 2026 | [6 Highland Ave](https://nearbypermits.com/somerville/address/6-highland-ave/) | 0.19 mi NW | Plumbing | cap dryer gas | Not listed | [G26-000339](https://nearbypermits.com/somerville/permit/G26-000339/) |
| Jul 22, 2026 | [3 Dell St](https://nearbypermits.com/somerville/address/3-dell-st/) | 0.19 mi E | Roofing | strip and re-roof | $8,000 | [B26-001050](https://nearbypermits.com/somerville/permit/B26-001050/) |
| Jul 21, 2026 | [129 Glen St](https://nearbypermits.com/somerville/address/129-glen-st/) | 0.23 mi NE | Alteration or repair | Remodel Existing Kitchen - Replace Units Like for Like The kitchen units (6 wall units, 6 base units) and appliances (fridge, oven & dishwasher). Please refer to drawings, narrative | $12,000 | [B26-000999](https://nearbypermits.com/somerville/permit/B26-000999/) |
| Jul 16, 2026 | [129 Glen St](https://nearbypermits.com/somerville/address/129-glen-st/) | 0.23 mi NE | Electrical | Power & lighting renovations / upgrades/ additions | $8,000 | [E26-001016](https://nearbypermits.com/somerville/permit/E26-001016/) |
| Jul 8, 2026 | [24 Warren Ave](https://nearbypermits.com/somerville/address/24-warren-ave/) | 0.23 mi W | Alteration or repair | Replace Garage rubber roof | $4,800 | [B26-000934](https://nearbypermits.com/somerville/permit/B26-000934/) |
| Jul 6, 2026 | [76 Flint St](https://nearbypermits.com/somerville/address/76-flint-st/) | 0.24 mi NE | Alteration or repair | Replace deck floors and railings to front and rear stairs | $6,745 | [B26-000886](https://nearbypermits.com/somerville/permit/B26-000886/) |
| Jun 24, 2026 | [8 Morton St](https://nearbypermits.com/somerville/address/8-morton-st/) | 0.19 mi E | Alteration or repair | Withdrawn per applicant, see online message. -JE 7/29/26 Roof replacement | $29,000 | [B26-000828](https://nearbypermits.com/somerville/permit/B26-000828/) |
| Jun 22, 2026 | [97 Cross St](https://nearbypermits.com/somerville/address/97-cross-st/) | 0.24 mi NE | Plumbing | Water Heater and Dryer on 2nd floor | Not listed | [G25-000409](https://nearbypermits.com/somerville/permit/G25-000409/) |
| Jun 22, 2026 | [20 Gilman St](https://nearbypermits.com/somerville/address/20-gilman-st/) | 0.20 mi N | Alteration or repair | Insulation - basement rim joist, minimal | $1,445 | [B26-000797](https://nearbypermits.com/somerville/permit/B26-000797/) |
| Jun 16, 2026 | [13 Gilman St](https://nearbypermits.com/somerville/address/13-gilman-st/) | 0.21 mi NE | Electrical | Completion of Solar Install from Origininal Building permit | $1,000 | [E26-000586](https://nearbypermits.com/somerville/permit/E26-000586/) |
| Jun 9, 2026 | [121 Washington St](https://nearbypermits.com/somerville/address/121-washington-st/) | 0.21 mi E | Electrical | Wire COMMERCIAL AREA and Install NEW ADDRESSABLE FIRE ALARM SYSTEM in all Building - Residential units wire by others. Rough Inspection Passed. | $15,000 | [E26-000750](https://nearbypermits.com/somerville/permit/E26-000750/) |
| Jun 1, 2026 | [96 Cross St](https://nearbypermits.com/somerville/address/96-cross-st/) | 0.24 mi NE | Alteration or repair | Roof replace | $15,850 | [B26-000687](https://nearbypermits.com/somerville/permit/B26-000687/) |
| May 27, 2026 | [121 Washington St](https://nearbypermits.com/somerville/address/121-washington-st/) | 0.21 mi E | Electrical | Take over existing permit and complete all remaining electrical work for both residential and commercial units in accordance with current Massachusetts electrical code and approved plans. | $24,500 | [E26-000742](https://nearbypermits.com/somerville/permit/E26-000742/) |
| May 26, 2026 | [129 Glen St](https://nearbypermits.com/somerville/address/129-glen-st/) | 0.23 mi NE | Alteration or repair | Insulation work as part of the MASS Save program. | $3,000 | [B26-000739](https://nearbypermits.com/somerville/permit/B26-000739/) |
| May 20, 2026 | [22 Thorpe St](https://nearbypermits.com/somerville/address/22-thorpe-st/) | 0.19 mi NW | Roofing | Remove all roofing materials and install premium Owens Corning roofing materials. Remove all debris. | $21,858 | [B26-000708](https://nearbypermits.com/somerville/permit/B26-000708/) |
| May 19, 2026 | [105 Washington St](https://nearbypermits.com/somerville/address/105-washington-st/) | 0.24 mi E | Electrical | Kitchen receptacles and lights switch move | $1,500 | [E26-000713](https://nearbypermits.com/somerville/permit/E26-000713/) |
| May 19, 2026 | [220 Washington St](https://nearbypermits.com/somerville/address/220-washington-st/) | 0.20 mi S | Electrical | 120 volt wiring for gate control | $10,000 | [E26-000708](https://nearbypermits.com/somerville/permit/E26-000708/) |
| May 14, 2026 | [97 Cross St](https://nearbypermits.com/somerville/address/97-cross-st/) | 0.24 mi NE | Plumbing | Washing machine connection and bar sink | Not listed | [P26-000295](https://nearbypermits.com/somerville/permit/P26-000295/) |
| May 14, 2026 | [97 Cross St](https://nearbypermits.com/somerville/address/97-cross-st/) | 0.24 mi NE | Plumbing | Furnace | Not listed | [G26-000240](https://nearbypermits.com/somerville/permit/G26-000240/) |
| May 12, 2026 | [58 Oliver St](https://nearbypermits.com/somerville/address/58-oliver-st/) | 0.20 mi NE | Electrical | take over the finish work part of a permit that was abandoned and not inspected. | $8,500 | [E26-000671](https://nearbypermits.com/somerville/permit/E26-000671/) |
| May 7, 2026 | [24 Thorpe St](https://nearbypermits.com/somerville/address/24-thorpe-st/) | 0.19 mi NW | Electrical | Scope of Work: Rewire front entry (foyer) areas of a two-family dwelling. Install new lighting and receptacles. Details: Install (4) recessed lights (interior) Install (2) receptacle outlets Install (2) exterior recessed light fixtures | $2,500 | [E26-000640](https://nearbypermits.com/somerville/permit/E26-000640/) |
| May 6, 2026 | [97 Cross St](https://nearbypermits.com/somerville/address/97-cross-st/) | 0.24 mi NE | Mechanical (HVAC) | Install two Family House HVAC System two zone zone off duct work duct in the first floor and basement for heat and air conditioner system. | $13,900 | [SM26-000063](https://nearbypermits.com/somerville/permit/SM26-000063/) |
| May 6, 2026 | [34 Knowlton St](https://nearbypermits.com/somerville/address/34-knowlton-st/) | 0.22 mi E | Mechanical (HVAC) | supply and install 1heat pump condenser and 1 air handler with rework to existing duct work as neededs needed | $28,510 | [B26-000477](https://nearbypermits.com/somerville/permit/B26-000477/) |

## Zoning requests nearby

We don't list zoning cases for Somerville yet. Look them up on the city's Zoning Board of Appeals page: https://www.somervillema.gov/departments/zoning-board-appeals

## More on this street

Other addresses on Prospect Hill Ave with permits, nearest house number first:

- [17 Prospect Hill Ave](https://nearbypermits.com/somerville/address/17-prospect-hill-ave/): newest permit Feb 19, 2025
- [20 Prospect Hill Ave](https://nearbypermits.com/somerville/address/20-prospect-hill-ave/): newest permit Jun 17, 2026
- [22 Prospect Hill Ave](https://nearbypermits.com/somerville/address/22-prospect-hill-ave/): newest permit Feb 19, 2025

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Source: Somerville Inspectional Services Division permit data (https://data.somervillema.gov/d/nneb-s3f7), SomerStat, City of Somerville, ODbL 1.0 (https://opendatacommons.org/licenses/odbl/1-0/). Checked 2026-10-17 13:00 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Contains information from Applications for Permits and Licenses (SomerStat, City of Somerville), which is made available here under the Open Database License (ODbL). Database: https://data.somervillema.gov/d/nneb-s3f7 License: https://opendatacommons.org/licenses/odbl/1-0/

Map, all 8 permits at this address and 96 nearby: https://nearbypermits.com/somerville/address/9-prospect-hill-ave/