# Building permits at 4 Thwing St, Boston, MA

The biggest project within a quarter mile since May 1: a $381,000 project at 17 Highland Park St, permitted Aug 19.

10 permits on record here. The newest, Nov 26, 2024: Install 8.20kw solar panels on roof. Within a quarter mile, the city has issued 45 more permits (44 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Nov 26, 2024 | Solar | Install 8.20kw solar panels on roof. 20 total panels. No battery. No structural. | $36,080 | [SF1671272](https://nearbypermits.com/boston/permit/SF1671272/) |
| Nov 21, 2024 | Electrical | Replace service conductor. | $990 | [E1671280](https://nearbypermits.com/boston/permit/E1671280/) |
| Nov 21, 2024 | Solar | Install 8.20kw solar panels on roof. 20 total panels. No battery. No structural. | $28,864 | [E1671278](https://nearbypermits.com/boston/permit/E1671278/) |
| Feb 1, 2024 | Roofing | Strip roof. Install ice and water shield and synthetic underlayment. Install 24 squares of architect type roofing shingles. | $9,500 | [SF1565857](https://nearbypermits.com/boston/permit/SF1565857/) |
| May 22, 2017 | Alteration or repair | Demo and dispose to structurally Deficient deck and rebuild new in existing footprint | $48,000 | [SF711818](https://nearbypermits.com/boston/permit/SF711818/) |
| May 22, 2017 | Alteration or repair | Confirm;occupancy as a;single family | Not listed | [ALT276104](https://nearbypermits.com/boston/permit/ALT276104/) |
| Aug 20, 2013 | Roofing | removal and replacement of existing shingle roof | $8,000 | [SF274452](https://nearbypermits.com/boston/permit/SF274452/) |
| Oct 21, 2011 | Plumbing | Retest gas line. | $350 | [G101962](https://nearbypermits.com/boston/permit/G101962/) |
| Aug 8, 2011 | Electrical | Panel swap from Federal Pacific to Murray (update) old panel had homemade wooden door! Work is being done to attain clearance for Utilities ( electrical) | $600 | [E89685](https://nearbypermits.com/boston/permit/E89685/) |
| Oct 27, 2010 | Electrical | Install a security system | $808 | [ELV48516](https://nearbypermits.com/boston/permit/ELV48516/) |

## Within ¼ mi since May 1, 2026

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

### Next door (under 250 ft), 4 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| May 11, 2026 | [227 Highland St](https://nearbypermits.com/boston/address/227-highland-st/) | 190 ft W | Plumbing | Kitchen, bathroom and laundry remodeling on Second | $12,000 | [PL1846991](https://nearbypermits.com/boston/permit/PL1846991/) |
| May 11, 2026 | [227 Highland St](https://nearbypermits.com/boston/address/227-highland-st/) | 190 ft W | Plumbing | Kitchen, bathroom and laundry remodeling on first floor | $12,000 | [PL1846988](https://nearbypermits.com/boston/permit/PL1846988/) |
| May 8, 2026 | [227 Highland St](https://nearbypermits.com/boston/address/227-highland-st/) | 190 ft W | Plumbing | Replacing gas stove, boiler and water heater | $8,000 | [G1846999](https://nearbypermits.com/boston/permit/G1846999/) |
| May 8, 2026 | [227 Highland St](https://nearbypermits.com/boston/address/227-highland-st/) | 190 ft W | Plumbing | Replacing gas stove, boiler and water heater | $8,000 | [G1846994](https://nearbypermits.com/boston/permit/G1846994/) |

### This block (250 to 1,000 ft), 20 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 16, 2026 | [273 Highland St](https://nearbypermits.com/boston/address/273-highland-st/) | 720 ft W | Solar | Install a 219-panel roof-mounted PV solar system. | $271,154 | [ALT1872190](https://nearbypermits.com/boston/permit/ALT1872190/) |
| Sep 8, 2026 | [21 Marcella St](https://nearbypermits.com/boston/address/21-marcella-st/) | 620 ft S | Electrical | Low voltage alarm install | $1,200 | [ELV1895432](https://nearbypermits.com/boston/permit/ELV1895432/) |
| Aug 20, 2026 | [139 Thornton St](https://nearbypermits.com/boston/address/139-thornton-st/) | 560 ft SE | Alteration or repair | demo and rebuild rear porch with in the same footprint | $36,000 | [SF1875273](https://nearbypermits.com/boston/permit/SF1875273/) |
| Aug 19, 2026 | [17 Highland Park St](https://nearbypermits.com/boston/address/17-highland-park-st/) | 970 ft N | Fence, wall or deck | Construct Site Retaining wall per stamped plan | $381,000 | [ALT1860404](https://nearbypermits.com/boston/permit/ALT1860404/) |
| Aug 18, 2026 | [2775 Washington St](https://nearbypermits.com/boston/address/2775-washington-st/) | 780 ft SE | Grading | Complete two 2.25" diameter soil borings to a depth of 10 feet. An additional 15 soil samples will be taken from across the property at a depth of 5' below the ground. This work is an extension of the work performed under Permit SF1837680. This is a vacant property. | $5,150 | [SF1878880](https://nearbypermits.com/boston/permit/SF1878880/) |
| Aug 18, 2026 | [102 Thornton St](https://nearbypermits.com/boston/address/102-thornton-st/) | 920 ft E | Plumbing | Replace gas piping for laundry. | $1,250 | [G1888860](https://nearbypermits.com/boston/permit/G1888860/) |
| Aug 14, 2026 | [30 Marcella St](https://nearbypermits.com/boston/address/30-marcella-st/) | 680 ft S | Fence, wall or deck | replace existing fence 70 inches (under 6 feet) within my property lines in back yard. plot plan attached. want to apply as homeowner with waiver | $5,000 | [SF1887936](https://nearbypermits.com/boston/permit/SF1887936/) |
| Aug 3, 2026 | [30 Marcella St](https://nearbypermits.com/boston/address/30-marcella-st/) | 680 ft S | Alteration or repair | The Contractor shall supply and install new footings and lally columns and beams in the basement and first floor as per plans. The Contractor shall level the first floor by sistering the existing joists, and install a new subfloor. | $48,000 | [ALT1862798](https://nearbypermits.com/boston/permit/ALT1862798/) |
| Jul 31, 2026 | [4-6 Marcella St](https://nearbypermits.com/boston/address/4--6-marcella-st/) | 920 ft S | Plumbing | Gas furnace replacement | $6,500 | [G1875942](https://nearbypermits.com/boston/permit/G1875942/) |
| Jul 31, 2026 | [260 Highland St](https://nearbypermits.com/boston/address/260-highland-st/) | 610 ft W | Electrical | Parks department event requiring generator | $500 | [ETS1879198](https://nearbypermits.com/boston/permit/ETS1879198/) |
| Jul 28, 2026 | [58 Beech Glen St](https://nearbypermits.com/boston/address/58-beech-glen-st/) | 740 ft N | Electrical | Parks department event requiring generator | $500 | [ETS1878937](https://nearbypermits.com/boston/permit/ETS1878937/) |
| Jul 14, 2026 | [273 Highland St](https://nearbypermits.com/boston/address/273-highland-st/) | 720 ft W | Solar | Install a 219-panel roof-mounted PV solar system | $271,154 | [E1872193](https://nearbypermits.com/boston/permit/E1872193/) |
| Jul 13, 2026 | [24 Thwing St](https://nearbypermits.com/boston/address/24-thwing-st/) | 400 ft NW | Roofing | remove old asphalt shingle roof and intall new | $18,000 | [SF1869895](https://nearbypermits.com/boston/permit/SF1869895/) |
| Jun 15, 2026 | [47 Marcella St](https://nearbypermits.com/boston/address/47-marcella-st/) | 460 ft SW | Electrical | 2nd floor bathroom: Replace 1 bathroom fan, detach-reattach 2 wall sconces. 1st Floor bathroom: Replace 1 bathroom fan, detach-reattach 1 wall sconce (Existing wiring and devices to remain as-is in both bathrooms). | $2,500 | [E1860494](https://nearbypermits.com/boston/permit/E1860494/) |
| Jun 2, 2026 | [118-120 Thornton St](https://nearbypermits.com/boston/address/118--120-thornton-st/) | 790 ft E | Alteration or repair | Install Intellijack support system to stabilize floor joist or beams as shown | $8,469 | [ALT1830442](https://nearbypermits.com/boston/permit/ALT1830442/) |
| Jun 1, 2026 | [153 Highland St](https://nearbypermits.com/boston/address/153-highland-st/) | 580 ft N | Roofing | Install new EDPM.60 Rubber Membrane Roof, Insulation under, curb and edge flashing. New gutters and downspouts. | $14,000 | [SF1853780](https://nearbypermits.com/boston/permit/SF1853780/) |
| Jun 1, 2026 | [30-32 Hawthorne St](https://nearbypermits.com/boston/address/30--32-hawthorne-st/) | 650 ft NE | Roofing | Remove existing EPDM roof system and insulation | $36,500 | [SF1852410](https://nearbypermits.com/boston/permit/SF1852410/) |
| Jun 1, 2026 | [47 Marcella St](https://nearbypermits.com/boston/address/47-marcella-st/) | 460 ft SW | Plumbing | 2nd floor bathroom remodel | $10,000 | [PL1853037](https://nearbypermits.com/boston/permit/PL1853037/) |
| May 28, 2026 | [164 Highland St](https://nearbypermits.com/boston/address/164-highland-st/) | 490 ft NE | Electrical | Wire sunroom, mini split and floor heat | $5,000 | [E1855029](https://nearbypermits.com/boston/permit/E1855029/) |
| May 27, 2026 | [25 Hawthorne St](https://nearbypermits.com/boston/address/25-hawthorne-st/) | 740 ft NE | Alteration or repair | Mass Save Insulation and Air Sealing | $4,367 | [SF1826448](https://nearbypermits.com/boston/permit/SF1826448/) |

### Farther (1,000 ft to ¼ mi), 21 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 2, 2026 | [92-96 Lambert Av](https://nearbypermits.com/boston/address/92--96-lambert-av/) | 0.24 mi NE | Fire systems | New construction requires the installation of a new fire alarm system. | $12,000 | [EFA1906257](https://nearbypermits.com/boston/permit/EFA1906257/) |
| Sep 29, 2026 | [2850 Washington St](https://nearbypermits.com/boston/address/2850-washington-st/) | 0.19 mi S | Solar | Rooftop solar 21 panels 8.61 kwdc no ESS | $42,735 | [E1904830](https://nearbypermits.com/boston/permit/E1904830/) |
| Sep 17, 2026 | [73 Cedar St](https://nearbypermits.com/boston/address/73-cedar-st/) | 0.23 mi NE | Fire systems | installation of low voltage fire alarm system | $7,000 | [EFA1901564](https://nearbypermits.com/boston/permit/EFA1901564/) |
| Aug 26, 2026 | [73 Cedar St](https://nearbypermits.com/boston/address/73-cedar-st/) | 0.23 mi NE | Electrical | finish basement; rewire kitchen, two (2) bedrooms, one (1) living room, and one (1) bathroom | $3,700 | [E1892890](https://nearbypermits.com/boston/permit/E1892890/) |
| Aug 25, 2026 | [2691 Washington St](https://nearbypermits.com/boston/address/2691-washington-st/) | 0.23 mi E | Plumbing | Work to be done at 2693 Washington;REPLACEING GAS WATER HEATER | $4,500 | [PL1893976](https://nearbypermits.com/boston/permit/PL1893976/) |
| Aug 25, 2026 | [2691 Washington St](https://nearbypermits.com/boston/address/2691-washington-st/) | 0.23 mi E | Plumbing | Work to be done at 2693 washington;replacing flexible gas pipe with hard pipe | $4,500 | [G1893980](https://nearbypermits.com/boston/permit/G1893980/) |
| Aug 24, 2026 | [2691 Washington St](https://nearbypermits.com/boston/address/2691-washington-st/) | 0.23 mi E | Electrical | Rewiring of a hot water heater | $750 | [E1889546](https://nearbypermits.com/boston/permit/E1889546/) |
| Aug 19, 2026 | [1 Centre Street Te](https://nearbypermits.com/boston/address/1-centre-street-te/) | 0.22 mi NW | Plumbing | Replacement of electric water heater | $1,751 | [PL1889065](https://nearbypermits.com/boston/permit/PL1889065/) |
| Aug 18, 2026 | [92-96 Lambert Av](https://nearbypermits.com/boston/address/92--96-lambert-av/) | 0.24 mi NE | Alteration or repair | Value engineered set of plans for ERT1764897. Updated stamped structural and architectural plans reflect the changes. Cost of project reflected on original ERT permit submission.; e[Plans] Filed. | Not listed | [A1837437](https://nearbypermits.com/boston/permit/A1837437/) |
| Aug 17, 2026 | [139 Martin Luther King Jr Bl](https://nearbypermits.com/boston/address/139-martin-luther-king-jr-bl/) | 0.22 mi SE | Plumbing | replace tub to shower | $1,500 | [PL1887334](https://nearbypermits.com/boston/permit/PL1887334/) |
| Aug 13, 2026 | [79 Fort Av](https://nearbypermits.com/boston/address/79-fort-av/) | 0.25 mi N | Demolition | Emergency stabilization and controlled demolition of unsafe deck/carport structure. Work includes shoring, bracing, and full hand disassembly of framing and multi-layer deck system. Debris removal and site stabilization. No reconstruction under this permit. | $20,500 | [SF1834278](https://nearbypermits.com/boston/permit/SF1834278/) |
| Aug 13, 2026 | [45-77 Weaver Wy](https://nearbypermits.com/boston/address/45--77-weaver-wy/) | 0.19 mi SW | Electrical | For community event in parking lot: -Verify receptacles being used are GFCI protected and grounded -Verify extension cords are in tact and grounded | $600 | [ETS1887478](https://nearbypermits.com/boston/permit/ETS1887478/) |
| Aug 7, 2026 | [2691 Washington St](https://nearbypermits.com/boston/address/2691-washington-st/) | 0.23 mi E | Alteration or repair | - Utility Room: Fire restoration, including framing and replacing one I-joist. - Front Door: Installation of a new front door. - Foyer: Repairing the foyer ceiling. - Exterior: Reinstalling siding and installing windows. * Work to be done at secondary address 2693 Washington* | $12,990 | [SF1881743](https://nearbypermits.com/boston/permit/SF1881743/) |
| Aug 4, 2026 | [139 Martin Luther King Jr Bl](https://nearbypermits.com/boston/address/139-martin-luther-king-jr-bl/) | 0.22 mi SE | Other | tub to shower conversion in 2nd bathroom | $16,363 | [SF1865614](https://nearbypermits.com/boston/permit/SF1865614/) |
| Jul 31, 2026 | [106 Highland St](https://nearbypermits.com/boston/address/106-highland-st/) | 0.22 mi N | Alteration or repair | Install 5 replacement windows and strip and replace siding - no structural work | $62,149 | [SF1877832](https://nearbypermits.com/boston/permit/SF1877832/) |
| Jun 11, 2026 | [2691 Washington St](https://nearbypermits.com/boston/address/2691-washington-st/) | 0.23 mi E | Alteration or repair | Insulation work as part of the MASS Save program. Specifically for unit 2693 | $2,000 | [SF1858676](https://nearbypermits.com/boston/permit/SF1858676/) |
| Jun 10, 2026 | [1540-1542 Columbus Av](https://nearbypermits.com/boston/address/1540--1542-columbus-av/) | 0.21 mi W | Plumbing | Replacing gas dryers in common area laundry room. | $700 | [G1858944](https://nearbypermits.com/boston/permit/G1858944/) |
| Jun 4, 2026 | [73 Cedar St](https://nearbypermits.com/boston/address/73-cedar-st/) | 0.23 mi NE | Alteration or repair | Amendment for ALT1686181. Modification to original plans ( Revised plans ). First floor utility closet removed, stairs removed from middle of the building to the front. Second floor, remove utility closet, and move stairs from middle to front of building. Move room from front of building to middle.; | Not listed | [A1855739](https://nearbypermits.com/boston/permit/A1855739/) |
| May 26, 2026 | [51 Cedar St](https://nearbypermits.com/boston/address/51-cedar-st/) | 0.22 mi NE | Electrical | Generator to power inflatables for duration of event | $875 | [E1853360](https://nearbypermits.com/boston/permit/E1853360/) |
| May 6, 2026 | [9 Highland Park Av](https://nearbypermits.com/boston/address/9-highland-park-av/) | 0.24 mi N | Plumbing | Installing a watts 9d to system combo | $500 | [PL1846633](https://nearbypermits.com/boston/permit/PL1846633/) |
| May 6, 2026 | [9 Highland Park Av](https://nearbypermits.com/boston/address/9-highland-park-av/) | 0.24 mi N | Plumbing | Installing one navien combo in basement | $9,800 | [G1846636](https://nearbypermits.com/boston/permit/G1846636/) |

## More on this street

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

- [7 Thwing St](https://nearbypermits.com/boston/address/7-thwing-st/): newest permit May 21, 2025
- [10 Thwing St](https://nearbypermits.com/boston/address/10-thwing-st/): newest permit Mar 13, 2026
- [14 Thwing St](https://nearbypermits.com/boston/address/14-thwing-st/): newest permit Dec 11, 2025
- [16 Thwing St](https://nearbypermits.com/boston/address/16-thwing-st/): newest permit Feb 19, 2025
- [24 Thwing St](https://nearbypermits.com/boston/address/24-thwing-st/): newest permit Jul 13, 2026

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-07 03:18 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 10 permits at this address and 45 nearby: https://nearbypermits.com/boston/address/4-thwing-st/