# Building permits at 22 Harrison St, Somerville, MA

Eight permits on record here. The newest, Sep 9: Convert single family to a 2 family Project proposes addition of a side wing to an existing single family. Within a quarter mile, the city has issued 66 more permits (65 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Sep 9, 2026 | Addition | Convert single family to a 2 family Project proposes addition of a side wing to an existing single family home at 22 Harrison St. This addition would have a basement and two stories plus mansard-roof level above. The existing house would undergo a full gut renovation: new roof - from hip to mansard, | $570,000 | [B25-002186](https://nearbypermits.com/somerville/permit/B25-002186/) |
| Aug 24, 2026 | Plumbing | Renew 5 full bath 2 half bath 2 kitchen. 2 laundry | Not listed | [P26-000464](https://nearbypermits.com/somerville/permit/P26-000464/) |
| Jun 4, 2026 | Roofing | Demo Exploratory, Remove Finishes (siding, decks, roofing, windows) | $15,000 | [B26-000695](https://nearbypermits.com/somerville/permit/B26-000695/) |
| Jun 1, 2026 | Electrical | New two-family dwelling. Furnish and install complete electrical system for entire building, including new 400A service with two meters, complete wiring for lighting, receptacles, switches, laundry circuits, electric ranges, electric water heaters, heat pump systems, smoke/carbon monoxide protection | $50,000 | [E26-000747](https://nearbypermits.com/somerville/permit/E26-000747/) |
| May 28, 2026 | Electrical | 100 amp temp service | $1,000 | [E26-000741](https://nearbypermits.com/somerville/permit/E26-000741/) |
| May 7, 2026 | Addition | This permit application is for Foundation work for addition of side wing. This scope is part of the overall proposed work documented in Building Permit Application B25-002186 (already reviewed by Engineering and Planning Departments). Proposed Foundation work adds to existing foundation. Basement sl | $50,000 | [B26-000304](https://nearbypermits.com/somerville/permit/B26-000304/) |
| Dec 4, 2019 | Plumbing | Installation of combi boiler | Not listed | [P19-000933](https://nearbypermits.com/somerville/permit/P19-000933/) |
| Dec 4, 2019 | Plumbing | Installation of combi boiler | Not listed | [G19-000831](https://nearbypermits.com/somerville/permit/G19-000831/) |

## Within ¼ mi since May 1, 2026

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

### Next door (under 250 ft), 7 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 30, 2026 | [26 Mondamin Ct](https://nearbypermits.com/somerville/address/26-mondamin-ct/) | 140 ft W | Alteration or repair | Build a new Front Entrance | $21,500 | [B26-001377](https://nearbypermits.com/somerville/permit/B26-001377/) |
| Sep 10, 2026 | [26 Mondamin Ct](https://nearbypermits.com/somerville/address/26-mondamin-ct/) | 140 ft W | Electrical | Finish basement, relocate existing laundry, new installation for bathroom | $11,000 | [E26-001303](https://nearbypermits.com/somerville/permit/E26-001303/) |
| Aug 20, 2026 | [26 Mondamin Ct](https://nearbypermits.com/somerville/address/26-mondamin-ct/) | 140 ft W | Plumbing | Basement renovation, and re-piping of laundry | Not listed | [P26-000486](https://nearbypermits.com/somerville/permit/P26-000486/) |
| Aug 18, 2026 | [12 Mondamin Ct](https://nearbypermits.com/somerville/address/12-mondamin-ct/) | 100 ft S | Alteration or repair | Adding a 1/2 bath, slider, closing off a door, moving W/D upstairs, relocating HVAC condenser, etc. | $68,491 | [B26-001015](https://nearbypermits.com/somerville/permit/B26-001015/) |
| Aug 17, 2026 | [12 Mondamin Ct](https://nearbypermits.com/somerville/address/12-mondamin-ct/) | 100 ft S | Electrical | Bath renovation and wire a laundry. Also move HVAC equipment. | $4,500 | [E26-001121](https://nearbypermits.com/somerville/permit/E26-001121/) |
| Aug 7, 2026 | [12 Mondamin Ct](https://nearbypermits.com/somerville/address/12-mondamin-ct/) | 100 ft S | Plumbing | Renovation of a half bath at the 1 floor// new laundry at the 2 floor and replace a shower valve at the bath at the second floor | Not listed | [P26-000455](https://nearbypermits.com/somerville/permit/P26-000455/) |
| Aug 6, 2026 | [26 Mondamin Ct](https://nearbypermits.com/somerville/address/26-mondamin-ct/) | 140 ft W | Alteration or repair | Finish a Basement and add exterior Entrance to the Basement. | $98,000 | [B26-000732](https://nearbypermits.com/somerville/permit/B26-000732/) |

### This block (250 to 1,000 ft), 24 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 14, 2026 | [24 Ivaloo St](https://nearbypermits.com/somerville/address/24-ivaloo-st/) | 260 ft SE | Plumbing | Plumbing working on 2 kitchen sink, 2 laundry, 1 half bath, 2 full bath and install 2 water heater. | Not listed | [P26-000501](https://nearbypermits.com/somerville/permit/P26-000501/) |
| Sep 10, 2026 | [8 Tyler St](https://nearbypermits.com/somerville/address/8-tyler-st/) | 1,000 ft E | Alteration or repair | Add interior demising walls for new art exhibition use and new occupancy. | $129,500 | [B26-001096](https://nearbypermits.com/somerville/permit/B26-001096/) |
| Sep 8, 2026 | [22 Kent St](https://nearbypermits.com/somerville/address/22-kent-st/) | 620 ft N | Electrical | Furnish and install new 2500A 277/480V main breaker & meter section with 2500A distribution panel, 600A panelboard, (1) 225A 120/208V panel with (2) 75KVA step down transformers. Furnish and install exits signs, led strip lights, primary service conduits and secondary conduits | $135,000 | [E26-001231](https://nearbypermits.com/somerville/permit/E26-001231/) |
| Sep 2, 2026 | [24 Ivaloo St](https://nearbypermits.com/somerville/address/24-ivaloo-st/) | 260 ft SE | Electrical | Rewiring 2 family home | $31,000 | [E26-001290](https://nearbypermits.com/somerville/permit/E26-001290/) |
| Aug 27, 2026 | [24 Ivaloo St](https://nearbypermits.com/somerville/address/24-ivaloo-st/) | 260 ft SE | Mechanical (HVAC) | Installation of one 3-ton air handler and one 3-ton condenser with all new ductwork with three 6,000 BTU mini split inverters and one 2.5-ton condenser | $10,000 | [SM26-000123](https://nearbypermits.com/somerville/permit/SM26-000123/) |
| Aug 10, 2026 | [115 Museum St](https://nearbypermits.com/somerville/address/115-museum-st/) | 660 ft W | Plumbing | Testing Gas | Not listed | [G26-000368](https://nearbypermits.com/somerville/permit/G26-000368/) |
| Aug 10, 2026 | [115 Museum St](https://nearbypermits.com/somerville/address/115-museum-st/) | 660 ft W | Electrical | 115 | $56,250 | [E26-001131](https://nearbypermits.com/somerville/permit/E26-001131/) |
| Aug 6, 2026 | [8 Tyler St](https://nearbypermits.com/somerville/address/8-tyler-st/) | 1,000 ft E | Plumbing | Installing bottle filler | Not listed | [P26-000428](https://nearbypermits.com/somerville/permit/P26-000428/) |
| Jul 30, 2026 | [8 Tyler St](https://nearbypermits.com/somerville/address/8-tyler-st/) | 1,000 ft E | Electrical | Make Safe Demo | $3,500 | [E26-000599](https://nearbypermits.com/somerville/permit/E26-000599/) |
| Jul 29, 2026 | [8 Tyler St](https://nearbypermits.com/somerville/address/8-tyler-st/) | 1,000 ft E | Roofing | Installation of new ERU unit and corresponding ductwork on the roof | $12,000 | [SM26-000118](https://nearbypermits.com/somerville/permit/SM26-000118/) |
| Jul 23, 2026 | [10 Beech St](https://nearbypermits.com/somerville/address/10-beech-st/) | 890 ft NE | Mechanical (HVAC) | Removal and Decommissioning of Existing Furnace and install Air heat Pump | $32,480 | [SM25-000266](https://nearbypermits.com/somerville/permit/SM25-000266/) |
| Jul 23, 2026 | [41 Harrison St](https://nearbypermits.com/somerville/address/41-harrison-st/) | 260 ft NW | Roofing | strip and re-roof: CertainTeed Landmark Shingles. Full Re-deck 1/2 CDX. | $20,500 | [B26-001042](https://nearbypermits.com/somerville/permit/B26-001042/) |
| Jul 21, 2026 | [17 Ivaloo St](https://nearbypermits.com/somerville/address/17-ivaloo-st/) | 400 ft E | Roofing | Strip and reroof | $149,656 | [B26-000983](https://nearbypermits.com/somerville/permit/B26-000983/) |
| Jul 20, 2026 | [10 Beech St](https://nearbypermits.com/somerville/address/10-beech-st/) | 890 ft NE | Electrical | Replace existing fossil fuel furnace with air source heat pump | $5,000 | [E26-000526](https://nearbypermits.com/somerville/permit/E26-000526/) |
| Jul 17, 2026 | [41 Harrison St](https://nearbypermits.com/somerville/address/41-harrison-st/) | 260 ft NW | Alteration or repair | Rebuild chimney from roofline up to original height with new cored clay brick and mortar, Staging, Supply and install 7” stainless steel liner terminated at base with tee | $8,030 | [B26-001001](https://nearbypermits.com/somerville/permit/B26-001001/) |
| Jul 2, 2026 | [8 Tyler St](https://nearbypermits.com/somerville/address/8-tyler-st/) | 1,000 ft E | Plumbing | installing gas line for rooftop unit and replacing two unit heaters | Not listed | [G26-000303](https://nearbypermits.com/somerville/permit/G26-000303/) |
| Jun 24, 2026 | [8 Tyler St](https://nearbypermits.com/somerville/address/8-tyler-st/) | 1,000 ft E | Electrical | Install (3) new ceiling mount horn strobes for occupant notification | $6,000 | [E26-000905](https://nearbypermits.com/somerville/permit/E26-000905/) |
| Jun 5, 2026 | [41 Harrison St](https://nearbypermits.com/somerville/address/41-harrison-st/) | 260 ft NW | Electrical | Install 60 amp circiut for a ev charger | $1,000 | [E26-000811](https://nearbypermits.com/somerville/permit/E26-000811/) |
| Jun 4, 2026 | [41 Harrison St](https://nearbypermits.com/somerville/address/41-harrison-st/) | 260 ft NW | Electrical | Upgrade 2 family 200 amp (100 per unit) service to a 400 amp (200 per unit) and add a 100 amp common panel /meter | $11,000 | [E26-000745](https://nearbypermits.com/somerville/permit/E26-000745/) |
| May 28, 2026 | [16 Pitman St](https://nearbypermits.com/somerville/address/16-pitman-st/) | 900 ft N | Electrical | Add 4 outlets | $1,500 | [E26-000752](https://nearbypermits.com/somerville/permit/E26-000752/) |
| May 20, 2026 | [16 Pitman St](https://nearbypermits.com/somerville/address/16-pitman-st/) | 900 ft N | Alteration or repair | Building one nonstructural wall in a closed in porch | $6,000 | [B26-000620](https://nearbypermits.com/somerville/permit/B26-000620/) |
| May 4, 2026 | [17 Ivaloo St](https://nearbypermits.com/somerville/address/17-ivaloo-st/) | 400 ft E | Electrical | Emergency Fire Alarm Panel Swap | $5,000 | [E26-000621](https://nearbypermits.com/somerville/permit/E26-000621/) |
| May 4, 2026 | [8 Tyler St](https://nearbypermits.com/somerville/address/8-tyler-st/) | 1,000 ft E | Demolition | Demolition of an interior demising wall on ground floor | $7,580 | [B26-000298](https://nearbypermits.com/somerville/permit/B26-000298/) |
| May 4, 2026 | [88 Properzi Way](https://nearbypermits.com/somerville/address/88-properzi-way/) | 880 ft SE | Alteration or repair | Replace Existing Rear Deck | $26,000 | [B25-001891](https://nearbypermits.com/somerville/permit/B25-001891/) |

### Farther (1,000 ft to ¼ mi), 35 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | [25 Atherton St](https://nearbypermits.com/somerville/address/25-atherton-st/) | 0.24 mi NE | Electrical | Disconnect existing 100 amp feeder to electrical panel, Install new 125 amp panel and feeder cable, Install new circuit for heat pump. Install exterior recept outlet | $3,800 | [E26-001222](https://nearbypermits.com/somerville/permit/E26-001222/) |
| Sep 24, 2026 | [11 Properzi Way](https://nearbypermits.com/somerville/address/11-properzi-way/) | 0.20 mi E | Electrical | Adding 6 new LED flat panel lights / disconnect and reconnect equipment to allow new layout / 3 new dedicated circuits for new equipment. | $5,000 | [E26-001391](https://nearbypermits.com/somerville/permit/E26-001391/) |
| Sep 3, 2026 | [11 Properzi Way](https://nearbypermits.com/somerville/address/11-properzi-way/) | 0.20 mi E | Plumbing | Relocate existing sanatary pump and add floor drain @ 17 Properzi way | Not listed | [P26-000506](https://nearbypermits.com/somerville/permit/P26-000506/) |
| Sep 1, 2026 | [7 Durham St](https://nearbypermits.com/somerville/address/7-durham-st/) | 0.23 mi SE | Plumbing | Replacing existing Navien cominoiler | Not listed | [P26-000513](https://nearbypermits.com/somerville/permit/P26-000513/) |
| Sep 1, 2026 | [7 Durham St](https://nearbypermits.com/somerville/address/7-durham-st/) | 0.23 mi SE | Plumbing | Replacing their existing Navien condensing Combi boiler with another Navien condensing Combi boiler | Not listed | [G26-000399](https://nearbypermits.com/somerville/permit/G26-000399/) |
| Aug 31, 2026 | [13 Spring St](https://nearbypermits.com/somerville/address/13-spring-st/) | 0.19 mi N | Electrical | 400amp service upgrade. (100amps each unit, 60 amps common) | $10,000 | [E26-001141](https://nearbypermits.com/somerville/permit/E26-001141/) |
| Aug 27, 2026 | [642 Somerville Ave](https://nearbypermits.com/somerville/address/642-somerville-ave/) | 0.20 mi NW | Plumbing | boiler | Not listed | [P26-000490](https://nearbypermits.com/somerville/permit/P26-000490/) |
| Aug 27, 2026 | [642 Somerville Ave](https://nearbypermits.com/somerville/address/642-somerville-ave/) | 0.20 mi NW | Plumbing | boiler | Not listed | [G26-000381](https://nearbypermits.com/somerville/permit/G26-000381/) |
| Aug 25, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | Install forty feet ladder tray, relocate pedestal control/data cabling | $2,000 | [E26-001230](https://nearbypermits.com/somerville/permit/E26-001230/) |
| Aug 20, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | 75 KVA transformer. 480/208 3PH | $2,000 | [E26-001232](https://nearbypermits.com/somerville/permit/E26-001232/) |
| Aug 20, 2026 | [642 Somerville Ave](https://nearbypermits.com/somerville/address/642-somerville-ave/) | 0.20 mi NW | Electrical | 3 Boiler replacements | $1,800 | [E26-001229](https://nearbypermits.com/somerville/permit/E26-001229/) |
| Aug 17, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | Install ladder tray 30' for data cables approximately (10) at cryogenic test stand. | $600 | [E26-001182](https://nearbypermits.com/somerville/permit/E26-001182/) |
| Aug 17, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | Install 10' ladder tray for data lines. | $300 | [E26-001181](https://nearbypermits.com/somerville/permit/E26-001181/) |
| Aug 17, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | Install outlet in cafeteria for water bubbler. | $200 | [E26-001180](https://nearbypermits.com/somerville/permit/E26-001180/) |
| Aug 17, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | Install three cord drops GFCI. At new desk location. | $600 | [E26-001179](https://nearbypermits.com/somerville/permit/E26-001179/) |
| Aug 17, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | Electrical Maintenance, change ballast, lamps, relocate cord drops, replace defective devices. Maintenance permit requires log of work completed. Separate permit(s) for any new work.. | $15,000 | [E26-001171](https://nearbypermits.com/somerville/permit/E26-001171/) |
| Aug 17, 2026 | [25 Atherton St](https://nearbypermits.com/somerville/address/25-atherton-st/) | 0.24 mi NE | Electrical | tlaundry bedroom condenser and smoke detectors abatement 26 B26-001176 | $3,600 | [E26-000987](https://nearbypermits.com/somerville/permit/E26-000987/) |
| Aug 11, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | Install low voltage wiring and terminations | $25,000 | [E26-001146](https://nearbypermits.com/somerville/permit/E26-001146/) |
| Aug 11, 2026 | [11 Properzi Way](https://nearbypermits.com/somerville/address/11-properzi-way/) | 0.20 mi E | Alteration or repair | Add ACT ceiling and install FRP on walls in Manufactering room @ 17 Properzi Way | $86,510 | [B26-000921](https://nearbypermits.com/somerville/permit/B26-000921/) |
| Aug 6, 2026 | [25 Atherton St](https://nearbypermits.com/somerville/address/25-atherton-st/) | 0.24 mi NE | Alteration or repair | Reconstruct Bedroom #2 with new non-structural walls, drywall, plaster, painting, interior door, trim, thermostat relocation, and a smoke detector. Rebuild the laundry closet and prepare it for a new ventless stacked washer and dryer. Relocate the existing electrical panel and install a new dedicate | $21,700 | [B26-001176](https://nearbypermits.com/somerville/permit/B26-001176/) |
| Jul 31, 2026 | [82 Sacramento St](https://nearbypermits.com/somerville/address/82-sacramento-st/) | 0.19 mi NW | Plumbing | Install two washing machine connections in existing apartments | Not listed | [P26-000439](https://nearbypermits.com/somerville/permit/P26-000439/) |
| Jul 15, 2026 | [25 Atherton St](https://nearbypermits.com/somerville/address/25-atherton-st/) | 0.24 mi NE | Plumbing | Install Laundry | Not listed | [P26-000408](https://nearbypermits.com/somerville/permit/P26-000408/) |
| Jul 7, 2026 | [8 Belmont St](https://nearbypermits.com/somerville/address/8-belmont-st/) | 0.22 mi N | Alteration or repair | install 1 entry door for replacement. no structural changes. | $5,881 | [B26-000918](https://nearbypermits.com/somerville/permit/B26-000918/) |
| Jul 2, 2026 | [18 Central St](https://nearbypermits.com/somerville/address/18-central-st/) | 0.24 mi NE | Plumbing | Full bathroom and laundry | Not listed | [P26-000328](https://nearbypermits.com/somerville/permit/P26-000328/) |
| Jul 1, 2026 | [13 Spring St](https://nearbypermits.com/somerville/address/13-spring-st/) | 0.19 mi N | Mechanical (HVAC) | Install 3 new sheet metal duct for 3 systems supply and return for 3 new furnaces | $36,000 | [SM26-000101](https://nearbypermits.com/somerville/permit/SM26-000101/) |
| Jun 26, 2026 | [18 Central St](https://nearbypermits.com/somerville/address/18-central-st/) | 0.24 mi NE | Electrical | Bathroom, laundry and bedroom new work in the attic | $9,000 | [E26-000921](https://nearbypermits.com/somerville/permit/E26-000921/) |
| Jun 24, 2026 | [25 Atherton St](https://nearbypermits.com/somerville/address/25-atherton-st/) | 0.24 mi NE | Electrical | replace fire radio | $650 | [E26-000912](https://nearbypermits.com/somerville/permit/E26-000912/) |
| Jun 22, 2026 | [8-14 Tyler St](https://nearbypermits.com/somerville/address/8--14-tyler-st/) | 0.22 mi E | Electrical | Electrical service and distribution | $84,200 | [E26-000576](https://nearbypermits.com/somerville/permit/E26-000576/) |
| Jun 12, 2026 | [12 Properzi Way](https://nearbypermits.com/somerville/address/12-properzi-way/) | 0.22 mi E | Electrical | Install temporary outlets and lights for church outdoor event | $3,000 | [E26-000848](https://nearbypermits.com/somerville/permit/E26-000848/) |
| Jun 8, 2026 | [285 Beacon St](https://nearbypermits.com/somerville/address/285-beacon-st/) | 0.22 mi NW | Alteration or repair | Replace window | $13,700 | [B26-000707](https://nearbypermits.com/somerville/permit/B26-000707/) |
| Jun 2, 2026 | [20 Central St](https://nearbypermits.com/somerville/address/20-central-st/) | 0.25 mi NE | Alteration or repair | Remove and replace existing siding and trim | $143,354 | [B26-000753](https://nearbypermits.com/somerville/permit/B26-000753/) |
| Jun 2, 2026 | [18 Central St](https://nearbypermits.com/somerville/address/18-central-st/) | 0.24 mi NE | Alteration or repair | Remodeling of an existing finished attic space into an updated habitable living area, including selective demolition, partition wall modifications, and system upgrades. Work includes removal of existing interior partitions, finishes, and ceiling sections as required to accommodate the new layout; mo | $146,700 | [B26-000715](https://nearbypermits.com/somerville/permit/B26-000715/) |
| May 29, 2026 | [20 Central St](https://nearbypermits.com/somerville/address/20-central-st/) | 0.25 mi NE | Electrical | New siding so temporarily removing panel and outlets | $700 | [E26-000765](https://nearbypermits.com/somerville/permit/E26-000765/) |
| May 28, 2026 | [13 Spring St](https://nearbypermits.com/somerville/address/13-spring-st/) | 0.19 mi N | Electrical | Complete three family rewire and common hallways. | $45,000 | [E26-000345](https://nearbypermits.com/somerville/permit/E26-000345/) |
| May 1, 2026 | [112 Holden Green](https://nearbypermits.com/somerville/address/112-holden-green/) | 0.20 mi S | Plumbing | Replace boiler | Not listed | [G26-000211](https://nearbypermits.com/somerville/permit/G26-000211/) |

## More on this street

Other addresses on Harrison St with permits, nearest house number first:

- [35 Harrison St](https://nearbypermits.com/somerville/address/35-harrison-st/): newest permit Nov 4, 2025
- [7 Harrison St](https://nearbypermits.com/somerville/address/7-harrison-st/): newest permit Mar 24, 2025
- [38 Harrison St](https://nearbypermits.com/somerville/address/38-harrison-st/): newest permit Oct 27, 2025
- [41 Harrison St](https://nearbypermits.com/somerville/address/41-harrison-st/): newest permit Jul 23, 2026
- [47 Harrison St](https://nearbypermits.com/somerville/address/47-harrison-st/): newest permit Dec 30, 2025

---
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 2026-10-07 13:45 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 66 nearby: https://nearbypermits.com/somerville/address/22-harrison-st/