# Building permits at 69 Prospect St, Somerville, MA New buildings permitted at eight addresses within a quarter mile since May 1, the largest $13M. 10 permits on record here. The newest, Sep 24: Replace stove. Within a quarter mile, the city has issued 90 more permits (87 projects) since May 1. The nearest permit for a new building is 420 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Sep 24, 2026 | Plumbing | replace stove | Not listed | [G26-000429](https://nearbypermits.com/somerville/permit/G26-000429/) | | Sep 23, 2026 | Plumbing | remodel 1st floor kitchen and bath | Not listed | [P26-000551](https://nearbypermits.com/somerville/permit/P26-000551/) | | Sep 17, 2026 | Electrical | Rewire of kitchen and bath 1st floor unit | $7,800 | [E26-001360](https://nearbypermits.com/somerville/permit/E26-001360/) | | Sep 12, 2026 | Alteration or repair | kitchen and bath remodel | $72,500 | [B26-001331](https://nearbypermits.com/somerville/permit/B26-001331/) | | Aug 10, 2026 | Alteration or repair | Interior demo of kitchen & bath | $3,200 | [B26-001139](https://nearbypermits.com/somerville/permit/B26-001139/) | | Oct 30, 2023 | Electrical | Reconnect power/control wiring for gas combi boiler. | $700 | [E23-001705](https://nearbypermits.com/somerville/permit/E23-001705/) | | Oct 10, 2023 | Plumbing | Replacement of Existing Boiler | Not listed | [P23-000663](https://nearbypermits.com/somerville/permit/P23-000663/) | | Oct 10, 2023 | Plumbing | Replacement of Existing Boiler | Not listed | [G23-000466](https://nearbypermits.com/somerville/permit/G23-000466/) | | Jul 6, 2022 | Alteration or repair | Remove and replace 9 windows, like with like, no structural changes. | $8,094 | [B22-001182](https://nearbypermits.com/somerville/permit/B22-001182/) | | Jun 4, 2020 | Electrical | install public meter and panel and add washer dryer hallway lighting and smokes into new panel | $6,000 | [E20-000488](https://nearbypermits.com/somerville/permit/E20-000488/) | ## Within ¼ mi since May 1, 2026 90 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 61 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 2, 2026 | [15 Oak St](https://nearbypermits.com/somerville/address/15-oak-st/) | 420 ft SW | New building | Foundation Permit Back yard cottage PERMIT TO CONSTRUCT B26-001562 | $15,000 | [B26-000490](https://nearbypermits.com/somerville/permit/B26-000490/) | | Oct 1, 2026 | [18 Houghton St](https://nearbypermits.com/somerville/address/18-houghton-st/) | 990 ft SW | Alteration or repair | go over exiting flat roof | $21,000 | [B26-001373](https://nearbypermits.com/somerville/permit/B26-001373/) | | Sep 30, 2026 | [286 Somerville Ave](https://nearbypermits.com/somerville/address/286-somerville-ave/) | 870 ft NE | Sign | Install: (2) New Face-Lit Channel Letters - "DUNKIN'" (1A.1).(1) Refurbished Ground Sign - "DUNKIN'" (3A.1) | Not listed | [B26-001387](https://nearbypermits.com/somerville/permit/B26-001387/) | | Sep 24, 2026 | [26r Clark St](https://nearbypermits.com/somerville/address/26r-clark-st/) | 630 ft NW | Plumbing | Underground piping, and finish plumbing | Not listed | [P26-000557](https://nearbypermits.com/somerville/permit/P26-000557/) | | Sep 17, 2026 | [211 Tremont St](https://nearbypermits.com/somerville/address/211-tremont-st/) | 470 ft S | Plumbing | relocate gas line where interior door is being installed | Not listed | [G26-000427](https://nearbypermits.com/somerville/permit/G26-000427/) | | Sep 17, 2026 | [15 Oak St](https://nearbypermits.com/somerville/address/15-oak-st/) | 420 ft SW | New building | Foundation Permit for 3 unit building PERMIT TO CONSTRUCT B26-001560 | $35,000 | [B26-000487](https://nearbypermits.com/somerville/permit/B26-000487/) | | Sep 15, 2026 | [286 Somerville Ave](https://nearbypermits.com/somerville/address/286-somerville-ave/) | 870 ft NE | Electrical | Disconnect and reconnect front line wiring for newly added bookcase. Wire new Dunkin signage going in place of existing Dunkin Donut signage. | $4,500 | [E26-001349](https://nearbypermits.com/somerville/permit/E26-001349/) | | Sep 15, 2026 | [32 Webster Ave](https://nearbypermits.com/somerville/address/32-webster-ave/) | 570 ft N | Demolition | Demolition of existing 2 story house DEMO ON OR AFTER SEPTEMBER 22, 2026 (EMERGENCY DEMO) | $49,950 | [D26-000002](https://nearbypermits.com/somerville/permit/D26-000002/) | | Sep 10, 2026 | [24 Webster Ave](https://nearbypermits.com/somerville/address/24-webster-ave/) | 700 ft N | New building | construct a podium style 6 story building with a parking level below the building. This low-rise complies with the 9th edition of the Ma building code. This mixed use (general building) structure's primary use is multi-family residential 43 units. (R-2). Permit tranferred to new contractor 8/27/25 | $12,640,000 | [B24-002327](https://nearbypermits.com/somerville/permit/B24-002327/) | | Sep 3, 2026 | [15 Oak St](https://nearbypermits.com/somerville/address/15-oak-st/) | 420 ft SW | Electrical | Install Ufer grounding for cottage. | $200 | [E26-001313](https://nearbypermits.com/somerville/permit/E26-001313/) | | Sep 3, 2026 | [15 Oak St](https://nearbypermits.com/somerville/address/15-oak-st/) | 420 ft SW | Electrical | Install Ufer grounding for a three-family building. | $200 | [E26-001312](https://nearbypermits.com/somerville/permit/E26-001312/) | | Sep 3, 2026 | [17 Oak St](https://nearbypermits.com/somerville/address/17-oak-st/) | 440 ft SW | Electrical | Install ufer grounding for cottage | $200 | [E26-001311](https://nearbypermits.com/somerville/permit/E26-001311/) | | Sep 2, 2026 | [8 Bolton St](https://nearbypermits.com/somerville/address/8-bolton-st/) | 550 ft SW | Mechanical (HVAC) | Furnish and install of 3 Heat Pumps, 1 ERV Backyard cottage | $20,400 | [SM26-000154](https://nearbypermits.com/somerville/permit/SM26-000154/) | | Sep 2, 2026 | [8 Bolton St](https://nearbypermits.com/somerville/address/8-bolton-st/) | 550 ft SW | Mechanical (HVAC) | Install 3 heat pumps and 3 ERVs Main building with 3 units | $30,600 | [SM26-000153](https://nearbypermits.com/somerville/permit/SM26-000153/) | | Sep 2, 2026 | [6 Bolton St](https://nearbypermits.com/somerville/address/6-bolton-st/) | 550 ft SW | Mechanical (HVAC) | Furnish and install of 3 Heat Pumps, 1 ERV Backyard cottage | $20,400 | [SM26-000152](https://nearbypermits.com/somerville/permit/SM26-000152/) | | Sep 2, 2026 | [6 Bolton St](https://nearbypermits.com/somerville/address/6-bolton-st/) | 550 ft SW | Mechanical (HVAC) | Furnish and Install of 12 Heat Pumps, 8 ERVs and 4 Electric Wall Heaters Main building/ 3 units. | $30,600 | [SM26-000113](https://nearbypermits.com/somerville/permit/SM26-000113/) | | Sep 1, 2026 | [16 Bolton St](https://nearbypermits.com/somerville/address/16-bolton-st/) | 640 ft SW | Electrical | 2 unit renovation | $55,000 | [E26-001069](https://nearbypermits.com/somerville/permit/E26-001069/) | | Aug 28, 2026 | [16 Bolton St](https://nearbypermits.com/somerville/address/16-bolton-st/) | 640 ft SW | Mechanical (HVAC) | HVAC - Ductless mini splits | $60,692 | [B26-001319](https://nearbypermits.com/somerville/permit/B26-001319/) | | Aug 25, 2026 | [8 Bolton St](https://nearbypermits.com/somerville/address/8-bolton-st/) | 550 ft SW | New building | New Construction Detached Triple Decker - 3 Units -See foundation only permit B25-001976 | $573,750 | [B25-001965](https://nearbypermits.com/somerville/permit/B25-001965/) | | Aug 24, 2026 | [190 Tremont St](https://nearbypermits.com/somerville/address/190-tremont-st/) | 700 ft S | Electrical | Wire 2 zone hot water boiler and controls. Reuse existing circuit. | $1,000 | [E26-001237](https://nearbypermits.com/somerville/permit/E26-001237/) | | Aug 20, 2026 | [190 Tremont St](https://nearbypermits.com/somerville/address/190-tremont-st/) | 700 ft S | Plumbing | 9 d backflow | Not listed | [P26-000481](https://nearbypermits.com/somerville/permit/P26-000481/) | | Aug 20, 2026 | [190 Tremont St](https://nearbypermits.com/somerville/address/190-tremont-st/) | 700 ft S | Plumbing | Installing combi unit | Not listed | [G26-000376](https://nearbypermits.com/somerville/permit/G26-000376/) | | Aug 17, 2026 | [20 Prospect St](https://nearbypermits.com/somerville/address/20-prospect-st/) | 780 ft NE | Plumbing | Installing 3 new breakrooms @ 50 Prospect St | Not listed | [P26-000474](https://nearbypermits.com/somerville/permit/P26-000474/) | | Aug 14, 2026 | [8 Bolton St](https://nearbypermits.com/somerville/address/8-bolton-st/) | 550 ft SW | Electrical | Wire 8 Bolton rear cottage and install new 200 amp service | $30,000 | [E26-001204](https://nearbypermits.com/somerville/permit/E26-001204/) | | Aug 13, 2026 | [26 Clark St](https://nearbypermits.com/somerville/address/26-clark-st/) | 630 ft NW | Electrical | 200 amp service for ADU | $7,000 | [E26-001099](https://nearbypermits.com/somerville/permit/E26-001099/) | | Aug 10, 2026 | [6 Bolton St](https://nearbypermits.com/somerville/address/6-bolton-st/) | 550 ft SW | Electrical | Wire rear cottage house and install service | $30,000 | [E26-001183](https://nearbypermits.com/somerville/permit/E26-001183/) | | Aug 6, 2026 | [17 Oak St](https://nearbypermits.com/somerville/address/17-oak-st/) | 440 ft SW | Electrical | Install Ufer grounding for a three-family building. | $200 | [E26-001150](https://nearbypermits.com/somerville/permit/E26-001150/) | | Aug 6, 2026 | [211 Tremont St](https://nearbypermits.com/somerville/address/211-tremont-st/) | 470 ft S | Alteration or repair | Installing a new connection to combine Unit 11 and Unit 6 into a single dwelling unit by creating a new, code-compliant opening between the two existing units with a new fire door. | $27,000 | [B26-001043](https://nearbypermits.com/somerville/permit/B26-001043/) | | Aug 5, 2026 | [17 Oak St](https://nearbypermits.com/somerville/address/17-oak-st/) | 440 ft SW | New building | Foundation Permit Back yard cottage PERMIT TO CONSTRUCT B26-001561 | $15,000 | [B26-000492](https://nearbypermits.com/somerville/permit/B26-000492/) | | Aug 4, 2026 | [7 Joseph St](https://nearbypermits.com/somerville/address/7-joseph-st/) | 460 ft NW | Plumbing | replace existing tub valve with new tub valve | Not listed | [P26-000451](https://nearbypermits.com/somerville/permit/P26-000451/) | | Jul 28, 2026 | [26 Clark St](https://nearbypermits.com/somerville/address/26-clark-st/) | 630 ft NW | Electrical | Wire new construction ADU | $7,000 | [E26-001082](https://nearbypermits.com/somerville/permit/E26-001082/) | | Jul 24, 2026 | [34 Adrian St](https://nearbypermits.com/somerville/address/34-adrian-st/) | 900 ft W | Alteration or repair | Insulation work as part of the MASS Save program. Doing Three units | $14,286 | [B26-001091](https://nearbypermits.com/somerville/permit/B26-001091/) | | Jul 21, 2026 | [17 Oak St](https://nearbypermits.com/somerville/address/17-oak-st/) | 440 ft SW | New building | Foundation Permit Principle triple decker structure PERMIT TOCONSTRUCT B26-001559 | $35,000 | [B26-000491](https://nearbypermits.com/somerville/permit/B26-000491/) | | Jul 20, 2026 | [24 Webster Ave](https://nearbypermits.com/somerville/address/24-webster-ave/) | 700 ft N | Electrical | New construction of 43 units, common areas and parking garage which includes installation of underground for 1600A service, subpanels, load centers, and generator as well as lighting, general power, fire alarm and line voltage power to HVAC equipment as specified. | $1,425,000 | [E26-000999](https://nearbypermits.com/somerville/permit/E26-000999/) | | Jul 20, 2026 | [6 Bolton St](https://nearbypermits.com/somerville/address/6-bolton-st/) | 550 ft SW | Electrical | Wire 3 family and install 600 amp service LOT A | $85,000 | [E26-000973](https://nearbypermits.com/somerville/permit/E26-000973/) | | Jul 20, 2026 | [2 Tremont Pl](https://nearbypermits.com/somerville/address/2-tremont-pl/) | 570 ft S | Plumbing | Moving a sump pump discharge to a garden bed. It's an old legacy pump that was plumbed to sewer system. | $300 | [B26-001008](https://nearbypermits.com/somerville/permit/B26-001008/) | | Jul 15, 2026 | [9 Allen St](https://nearbypermits.com/somerville/address/9-allen-st/) | 960 ft NE | Electrical | Temp Electrical Service Construction Site @ Corner of Allen St and Charlestown St | $500 | [E26-001005](https://nearbypermits.com/somerville/permit/E26-001005/) | | Jul 14, 2026 | [34 Adrian St](https://nearbypermits.com/somerville/address/34-adrian-st/) | 900 ft W | Plumbing | 3rd floor bathroom remodel | Not listed | [P26-000399](https://nearbypermits.com/somerville/permit/P26-000399/) | | Jul 13, 2026 | [10 Oak St](https://nearbypermits.com/somerville/address/10-oak-st/) | 350 ft SW | Electrical | Triple decker complete wiring | $30,000 | [E26-000772](https://nearbypermits.com/somerville/permit/E26-000772/) | | Jul 9, 2026 | [22 Bolton St](https://nearbypermits.com/somerville/address/22-bolton-st/) | 710 ft SW | Electrical | Replace Two Electrical Panel. Associated with E26-000468. | $1,800 | [E26-000647](https://nearbypermits.com/somerville/permit/E26-000647/) | | Jul 8, 2026 | [8 Bolton St](https://nearbypermits.com/somerville/address/8-bolton-st/) | 550 ft SW | Electrical | Temp service | $2,500 | [E26-000716](https://nearbypermits.com/somerville/permit/E26-000716/) | | Jul 6, 2026 | [24 Webster Ave](https://nearbypermits.com/somerville/address/24-webster-ave/) | 700 ft N | Electrical | Installation of underground conduits for new construction building with 43 units and generator. | $21,000 | [E26-000931](https://nearbypermits.com/somerville/permit/E26-000931/) | | Jun 30, 2026 | [7 Oak St](https://nearbypermits.com/somerville/address/7-oak-st/) | 280 ft SW | Alteration or repair | install 1 kitchen door tempered and 1 front entry door for replacement. no structural changes. | $19,969 | [B26-000825](https://nearbypermits.com/somerville/permit/B26-000825/) | | Jun 26, 2026 | [8 Bolton St](https://nearbypermits.com/somerville/address/8-bolton-st/) | 550 ft SW | New building | New Construction Backyard Cottage -See foundation only permit B25-001977 | $191,250 | [B25-001966](https://nearbypermits.com/somerville/permit/B25-001966/) | | Jun 26, 2026 | [108 Prospect St](https://nearbypermits.com/somerville/address/108-prospect-st/) | 630 ft S | New building | Construct new 29-unit Apartment Building with enclosed on-grade parking (Zoning Application B23-001035) | $9,418,767 | [B25-000190](https://nearbypermits.com/somerville/permit/B25-000190/) | | Jun 22, 2026 | [27 Bolton St](https://nearbypermits.com/somerville/address/27-bolton-st/) | 810 ft SW | Alteration or repair | Built a hoverhang in the front entrance | $6,380 | [B26-000712](https://nearbypermits.com/somerville/permit/B26-000712/) | | Jun 15, 2026 | [93 Newton St](https://nearbypermits.com/somerville/address/93-newton-st/) | 540 ft W | Electrical | Basement two main area rooms, nearest base of stairs. Lighting and receptacles | $5,000 | [E26-000850](https://nearbypermits.com/somerville/permit/E26-000850/) | | Jun 8, 2026 | [26 Clark St](https://nearbypermits.com/somerville/address/26-clark-st/) | 630 ft NW | New building | Backyard Cottage, foundation B25-000118 | $197,500 | [B24-002160](https://nearbypermits.com/somerville/permit/B24-002160/) | | Jun 5, 2026 | [26 Clark St](https://nearbypermits.com/somerville/address/26-clark-st/) | 630 ft NW | Plumbing | Entire plumbing on a newly built cottage CONTRACTOR REMOVED AS OF 9/15/26, SEE LETTER -JE 9/15/26 | Not listed | [P26-000330](https://nearbypermits.com/somerville/permit/P26-000330/) | | Jun 2, 2026 | [6 Bolton St](https://nearbypermits.com/somerville/address/6-bolton-st/) | 550 ft SW | New building | New Construction Detached Triple Decker - 3 Units -See foundation only permit B25-001974 | $573,750 | [B25-001963](https://nearbypermits.com/somerville/permit/B25-001963/) | | Jun 1, 2026 | [6 Bolton St](https://nearbypermits.com/somerville/address/6-bolton-st/) | 550 ft SW | New building | New Construction Backyard Cottage -See foundation only permit B25-001975 | $191,250 | [B25-001964](https://nearbypermits.com/somerville/permit/B25-001964/) | | May 29, 2026 | [17 Linden St](https://nearbypermits.com/somerville/address/17-linden-st/) | 980 ft NE | Plumbing | gas meter test | Not listed | [G26-000273](https://nearbypermits.com/somerville/permit/G26-000273/) | | May 28, 2026 | [40 Concord Ave](https://nearbypermits.com/somerville/address/40-concord-ave/) | 540 ft W | Electrical | Wire 3 laundry, update service from 100A to 400A, wire 3 subpanels, replace hall lights, wire 1 light on back, wire 1 light front. | $11,025 | [E26-000524](https://nearbypermits.com/somerville/permit/E26-000524/) | | May 21, 2026 | [16 Bolton St](https://nearbypermits.com/somerville/address/16-bolton-st/) | 640 ft SW | Other | Asbestos removal | $9,750 | [B26-000673](https://nearbypermits.com/somerville/permit/B26-000673/) | | May 19, 2026 | [22 Bolton St](https://nearbypermits.com/somerville/address/22-bolton-st/) | 710 ft SW | Plumbing | Plumbing on two bathrooms. 2 showers, 2 toilets, 2 sinks | Not listed | [P26-000194](https://nearbypermits.com/somerville/permit/P26-000194/) | | May 19, 2026 | [35 Prospect St](https://nearbypermits.com/somerville/address/35-prospect-st/) | 680 ft NE | Roofing | Remove all roofing materials and install.060 EPDM rubber roofing materials. Remove all debris. | $44,211 | [B26-000685](https://nearbypermits.com/somerville/permit/B26-000685/) | | May 13, 2026 | [3 Emerson St](https://nearbypermits.com/somerville/address/3-emerson-st/) | 720 ft N | Alteration or repair | Replace existing ducted AC | $14,250 | [B26-000668](https://nearbypermits.com/somerville/permit/B26-000668/) | | May 12, 2026 | [23 Oak St](https://nearbypermits.com/somerville/address/23-oak-st/) | 530 ft SW | Solar | Rooftop solar installation 18 panels 7.92 kw dc | $39,600 | [B26-000649](https://nearbypermits.com/somerville/permit/B26-000649/) | | May 7, 2026 | [21 Linden St](https://nearbypermits.com/somerville/address/21-linden-st/) | 960 ft E | Alteration or repair | Vinyl Siding, Install 3.5 inch trim around exterior around Garage Door, install white standard block to mount lights, outlets and dryer vents around home, Install 3.5 inch trim around exterior around window, Installing 3.5" James Hardie trim on exterior of door. | $105,287 | [B26-000442](https://nearbypermits.com/somerville/permit/B26-000442/) | | May 5, 2026 | [8 Bolton St](https://nearbypermits.com/somerville/address/8-bolton-st/) | 550 ft SW | Plumbing | new 8 unit condo building | Not listed | [P26-000277](https://nearbypermits.com/somerville/permit/P26-000277/) | | May 4, 2026 | [24 Webster Ave](https://nearbypermits.com/somerville/address/24-webster-ave/) | 700 ft N | Plumbing | Installation of various plumbing fixtures and piping at new multi residential building | Not listed | [P26-000253](https://nearbypermits.com/somerville/permit/P26-000253/) | ### Farther (1,000 ft to ¼ mi), 29 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 5, 2026 | [37 Marion St](https://nearbypermits.com/somerville/address/37-marion-st/) | 0.23 mi W | Alteration or repair | Finish a basement, adding a bathroom | $67,330 | [B26-000189](https://nearbypermits.com/somerville/permit/B26-000189/) | | Sep 23, 2026 | [31 Springfield St](https://nearbypermits.com/somerville/address/31-springfield-st/) | 0.24 mi SW | Electrical | 3 New family | $40,500 | [E26-001358](https://nearbypermits.com/somerville/permit/E26-001358/) | | Sep 23, 2026 | [29 Springfield St](https://nearbypermits.com/somerville/address/29-springfield-st/) | 0.25 mi SW | Electrical | 3 New family | $40,500 | [E26-001357](https://nearbypermits.com/somerville/permit/E26-001357/) | | Sep 22, 2026 | [45 Adrian St](https://nearbypermits.com/somerville/address/45-adrian-st/) | 0.21 mi W | Electrical | Install hardwired EV Charger | $4,589 | [E26-001363](https://nearbypermits.com/somerville/permit/E26-001363/) | | Sep 14, 2026 | [29 Springfield St](https://nearbypermits.com/somerville/address/29-springfield-st/) | 0.25 mi SW | Plumbing | Installation of 7 baths, 3 kitchen sinks, 3 laundries and 1 roof drain | Not listed | [P26-000201](https://nearbypermits.com/somerville/permit/P26-000201/) | | Sep 2, 2026 | [230 Somerville Ave](https://nearbypermits.com/somerville/address/230-somerville-ave/) | 0.22 mi NE | Electrical | Wiring for the commercial kitchen hood ventilation motors including power outlets, lighting & control | $9,380 | [E26-001301](https://nearbypermits.com/somerville/permit/E26-001301/) | | Aug 21, 2026 | [45 Adrian St](https://nearbypermits.com/somerville/address/45-adrian-st/) | 0.21 mi W | Electrical | Install Energy Storage System with 20kWh battery on Garage exterior. Trench for conduit to house. Two Enphase 10C Batteries with trenching to garage | $33,500 | [B26-001142](https://nearbypermits.com/somerville/permit/B26-001142/) | | Aug 11, 2026 | [45 Adrian St](https://nearbypermits.com/somerville/address/45-adrian-st/) | 0.21 mi W | Electrical | Install Energy Storage System with 20kWh battery on Garage exterior. Trench for conduit to house. | $33,500 | [E26-001007](https://nearbypermits.com/somerville/permit/E26-001007/) | | Aug 19, 2026 | [45a Adrian St](https://nearbypermits.com/somerville/address/45a-adrian-st/) | 0.21 mi W | Electrical | Install Energy Storage System with 20kWh battery on Garage exterior. Trench for conduit to house. | $33,500 | [B26-001143](https://nearbypermits.com/somerville/permit/B26-001143/) | | Aug 11, 2026 | [45a Adrian St](https://nearbypermits.com/somerville/address/45a-adrian-st/) | 0.21 mi W | Electrical | Install Energy Storage System with 20kWh battery on Garage exterior. Trench for conduit to house. | $33,500 | [E26-001009](https://nearbypermits.com/somerville/permit/E26-001009/) | | Aug 17, 2026 | [290 Washington St](https://nearbypermits.com/somerville/address/290-washington-st/) | 0.21 mi NW | Alteration or repair | Remove (x3) existing gas fired boilers and replace with (x3) new ones. | $390,367 | [B26-001250](https://nearbypermits.com/somerville/permit/B26-001250/) | | Aug 6, 2026 | [31 Springfield St](https://nearbypermits.com/somerville/address/31-springfield-st/) | 0.24 mi SW | Mechanical (HVAC) | Install a ducted heat pump, erv and exhaust fan ducting in each unit | $52,000 | [SM26-000151](https://nearbypermits.com/somerville/permit/SM26-000151/) | | Aug 6, 2026 | [29 Springfield St](https://nearbypermits.com/somerville/address/29-springfield-st/) | 0.25 mi SW | Mechanical (HVAC) | Install a ducted heat pump, erv and exhaust fan ducting in each unit | $52,000 | [SM26-000150](https://nearbypermits.com/somerville/permit/SM26-000150/) | | Aug 6, 2026 | [290 Washington St](https://nearbypermits.com/somerville/address/290-washington-st/) | 0.21 mi NW | Electrical | Associated electrical work and fire alarm with boiler replacement | $40,000 | [E26-001148](https://nearbypermits.com/somerville/permit/E26-001148/) | | Aug 4, 2026 | [290 Washington St](https://nearbypermits.com/somerville/address/290-washington-st/) | 0.21 mi NW | Plumbing | Remove (x3) existing gas fired boilers and replace with (x3) new Lochinvar Condensing boilers, each with 1.44 million BTU Output ones. | Not listed | [P26-000453](https://nearbypermits.com/somerville/permit/P26-000453/) | | Aug 4, 2026 | [290 Washington St](https://nearbypermits.com/somerville/address/290-washington-st/) | 0.21 mi NW | Plumbing | Remove (x3) existing gas fired boilers and replace with (x3) new Lochinvar Condensing boilers, each with 1.44 million BTU Output ones. | Not listed | [G26-000362](https://nearbypermits.com/somerville/permit/G26-000362/) | | Jul 31, 2026 | [21 Union Sq](https://nearbypermits.com/somerville/address/21-union-sq/) | 0.23 mi N | Electrical | Bathroom Electrical WORK @ 259 WASHINGTON ST | $1,500 | [E26-001089](https://nearbypermits.com/somerville/permit/E26-001089/) | | Jul 29, 2026 | [21 Union Sq](https://nearbypermits.com/somerville/address/21-union-sq/) | 0.23 mi N | Alteration or repair | @ 259 Washington st in existing commercial space, add new accessible toilet room within existing storage closet. Provide built in seating and furnishings for patron seating. Provide new bar and equipment throughout kitchen, all existing walls, storefront, and. Exterior doors to remain unless otherwi | $25,000 | [B26-000953](https://nearbypermits.com/somerville/permit/B26-000953/) | | Jul 14, 2026 | [18 Linden St](https://nearbypermits.com/somerville/address/18-linden-st/) | 0.20 mi NE | Roofing | Strip existing roofing (15 sq) layer with proper tools, remove existing flashing, underlayment, boot pipes and remove debris down using tarp along the house to protect house perimeter and client belongs. Reroof with new underlayment and new asphalt shingles following State Building Code and Manufact | $7,960 | [B26-000745](https://nearbypermits.com/somerville/permit/B26-000745/) | | Jul 13, 2026 | [11 Linden St](https://nearbypermits.com/somerville/address/11-linden-st/) | 0.19 mi NE | 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. | $28,536 | [B26-000977](https://nearbypermits.com/somerville/permit/B26-000977/) | | Jul 7, 2026 | [285 Washington St](https://nearbypermits.com/somerville/address/285-washington-st/) | 0.24 mi NW | Roofing | Roof Recover | $39,693 | [B26-000880](https://nearbypermits.com/somerville/permit/B26-000880/) | | Jun 22, 2026 | [18 Linden St](https://nearbypermits.com/somerville/address/18-linden-st/) | 0.20 mi NE | Electrical | Rooftop solar 19 panels 7.79 kwdc 13.5kw energy storage system to be installed on exterior wall | $98,637 | [E26-000828](https://nearbypermits.com/somerville/permit/E26-000828/) | | Jun 18, 2026 | [18 Linden St](https://nearbypermits.com/somerville/address/18-linden-st/) | 0.20 mi NE | Solar | Rooftop solar 19 panels 7.79 kwdc 13.5kw energy storage system to be installed on exterior wall no structural | $38,950 | [B26-000863](https://nearbypermits.com/somerville/permit/B26-000863/) | | Jun 9, 2026 | [21 Union Sq](https://nearbypermits.com/somerville/address/21-union-sq/) | 0.23 mi N | Electrical | Install pendant lights, ceiling fan, receptacle outlets and water heater. | $6,500 | [E26-000773](https://nearbypermits.com/somerville/permit/E26-000773/) | | May 21, 2026 | [3 Linden St](https://nearbypermits.com/somerville/address/3-linden-st/) | 0.20 mi NE | Alteration or repair | Adding 5 of 4in lally column with 2x2x1 concrete footing for additional structural support | $3,000 | [B26-000582](https://nearbypermits.com/somerville/permit/B26-000582/) | | May 19, 2026 | [18 Linden St](https://nearbypermits.com/somerville/address/18-linden-st/) | 0.20 mi NE | Alteration or repair | Insulation work as part of the MASS Save program. | $12,000 | [B26-000720](https://nearbypermits.com/somerville/permit/B26-000720/) | | May 6, 2026 | [300 Somerville Ave](https://nearbypermits.com/somerville/address/300-somerville-ave/) | 0.24 mi N | New building | buildout restaurant @ 302 Somerville Ave | $200,000 | [B25-000859](https://nearbypermits.com/somerville/permit/B25-000859/) | | May 5, 2026 | [14 Linden St](https://nearbypermits.com/somerville/address/14-linden-st/) | 0.20 mi NE | Roofing | Asphalt shingles replacement on the entire house with Owens Corning System Warranty. | $23,899 | [B26-000528](https://nearbypermits.com/somerville/permit/B26-000528/) | | May 1, 2026 | [21 Union Sq](https://nearbypermits.com/somerville/address/21-union-sq/) | 0.23 mi N | Plumbing | Furnish and Install 1 new toilet and 1 new lavatory sink Juliet Social Club @ 257 Washington St | Not listed | [P26-000260](https://nearbypermits.com/somerville/permit/P26-000260/) | ## More on this street Other addresses on Prospect St with permits, nearest house number first: - [70 Prospect St](https://nearbypermits.com/somerville/address/70-prospect-st/): newest permit Jun 11, 2025 - [68 Prospect St](https://nearbypermits.com/somerville/address/68-prospect-st/): newest permit Dec 23, 2025 - [84 Prospect St](https://nearbypermits.com/somerville/address/84-prospect-st/): newest permit Jul 15, 2025 - [97 Prospect St](https://nearbypermits.com/somerville/address/97-prospect-st/): newest permit Jul 22, 2025 - [35 Prospect St](https://nearbypermits.com/somerville/address/35-prospect-st/): newest permit May 19, 2026 - [108 Prospect St](https://nearbypermits.com/somerville/address/108-prospect-st/): newest permit Jun 26, 2026 - [113 Prospect St](https://nearbypermits.com/somerville/address/113-prospect-st/): newest permit Feb 23, 2026 - [118 Prospect St](https://nearbypermits.com/somerville/address/118-prospect-st/): newest permit Jul 8, 2025 - [20 Prospect St](https://nearbypermits.com/somerville/address/20-prospect-st/): newest permit Aug 17, 2026 - [121 Prospect St](https://nearbypermits.com/somerville/address/121-prospect-st/): newest permit Mar 18, 2026 --- 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 2026-10-08 00:13 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 10 permits at this address and 90 nearby: https://nearbypermits.com/somerville/address/69-prospect-st/