# Building permits at 645 Washington St, Boston, MA

The biggest project within a quarter mile since May 1: a $1.1M new building at 94-100 Perthshire Rd, permitted Jul 9.

Three permits on record here. The newest, Feb 27, 2025: Add public meter and wire common lighting. Within a quarter mile, the city has issued 58 more permits (56 projects) since May 1. Two are for new buildings, the nearest 870 ft away.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Feb 27, 2025 | Electrical | Add public meter and wire common lighting | $4,000 | [E1695090](https://nearbypermits.com/boston/permit/E1695090/) |
| Sep 25, 2014 | Alteration or repair | Replace existing aluminum gutters and downspouts with new aluminum gutters and downspouts | $3,350 | [SF411105](https://nearbypermits.com/boston/permit/SF411105/) |
| Apr 30, 2010 | Roofing | Remove and replace existing shingle roof | $7,000 | [SF24021](https://nearbypermits.com/boston/permit/SF24021/) |

## Within ¼ mi since May 1, 2026

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

### Next door (under 250 ft), 1 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Aug 28, 2026 | [652 Washington St](https://nearbypermits.com/boston/address/652-washington-st/) | 220 ft SW | Roofing | Strip and re-shingle entire roof. | $19,500 | [SF1891641](https://nearbypermits.com/boston/permit/SF1891641/) |

### This block (250 to 1,000 ft), 30 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 7, 2026 | [2-20 Tremont St](https://nearbypermits.com/boston/address/2--20-tremont-st/) | 360 ft SE | Sign | Securing a sign to the wall for the store. | $400 | [ALT1899175](https://nearbypermits.com/boston/permit/ALT1899175/) |
| Oct 6, 2026 | [10-12 Justin Rd](https://nearbypermits.com/boston/address/10--12-justin-rd/) | 550 ft N | Plumbing | Add new bathroom on second floor | $5,300 | [PL1906929](https://nearbypermits.com/boston/permit/PL1906929/) |
| Oct 6, 2026 | [15 Atkins St](https://nearbypermits.com/boston/address/15-atkins-st/) | 470 ft NW | Electrical | Inspect all existing wiring in the kitchen & bathroom due to sheetrock removal Install new wiring for kitchen appliances & bathroom receptacle outlet to bring to new NEC CODE requirements | $4,500 | [E1907554](https://nearbypermits.com/boston/permit/E1907554/) |
| Oct 6, 2026 | [16-18 Langley Rd](https://nearbypermits.com/boston/address/16--18-langley-rd/) | 740 ft SE | Electrical | 225A/100a span panel installation | $3,500 | [E1907423](https://nearbypermits.com/boston/permit/E1907423/) |
| Oct 4, 2026 | [28 Justin Rd](https://nearbypermits.com/boston/address/28-justin-rd/) | 560 ft N | Electrical | Upgrade service to 400 amps. Add public meter. Wire new lighting in basement. Rewire two electric water heaters and one condenser. | $14,000 | [E1904754](https://nearbypermits.com/boston/permit/E1904754/) |
| Oct 1, 2026 | [15 Atkins St](https://nearbypermits.com/boston/address/15-atkins-st/) | 470 ft NW | Plumbing | Kitchen and bathroom remodel | $4,800 | [PL1905651](https://nearbypermits.com/boston/permit/PL1905651/) |
| Sep 10, 2026 | [55 Nonantum St](https://nearbypermits.com/boston/address/55-nonantum-st/) | 640 ft S | Plumbing | water heater range dryer | $2,500 | [G1899420](https://nearbypermits.com/boston/permit/G1899420/) |
| Sep 9, 2026 | [55 Nonantum St](https://nearbypermits.com/boston/address/55-nonantum-st/) | 640 ft S | Plumbing | kits baths | $20,000 | [PL1899419](https://nearbypermits.com/boston/permit/PL1899419/) |
| Sep 8, 2026 | [28 Adair Rd](https://nearbypermits.com/boston/address/28-adair-rd/) | 720 ft NE | Electrical | Mini split install | $2,000 | [E1897822](https://nearbypermits.com/boston/permit/E1897822/) |
| Sep 3, 2026 | [15 Atkins St](https://nearbypermits.com/boston/address/15-atkins-st/) | 470 ft NW | Alteration or repair | Pipe Burst in Second floor unit causing majore damage to Unit 1, Restoration of the home back to Pre loss condition with Code updates | $57,000 | [SF1895860](https://nearbypermits.com/boston/permit/SF1895860/) |
| Sep 2, 2026 | [20 Hunnewell Av](https://nearbypermits.com/boston/address/20-hunnewell-av/) | 300 ft NW | Alteration or repair | Installation of Insulation and weatherization for both units 1 and 2 | $9,500 | [SF1895010](https://nearbypermits.com/boston/permit/SF1895010/) |
| Aug 31, 2026 | [22 Breck Av](https://nearbypermits.com/boston/address/22-breck-av/) | 710 ft SE | Electrical | repair the weather head (service line) | $2,500 | [E1896209](https://nearbypermits.com/boston/permit/E1896209/) |
| Aug 24, 2026 | [55 Nonantum St](https://nearbypermits.com/boston/address/55-nonantum-st/) | 640 ft S | Electrical | Rewire of Two-Family Residence and common areas | $37,000 | [E1890791](https://nearbypermits.com/boston/permit/E1890791/) |
| Aug 14, 2026 | [44 Champney St](https://nearbypermits.com/boston/address/44-champney-st/) | 480 ft N | Electrical | Wire replacement AC | $1,500 | [E1887639](https://nearbypermits.com/boston/permit/E1887639/) |
| Aug 13, 2026 | [7 Tip Top St](https://nearbypermits.com/boston/address/7-tip-top-st/) | 320 ft W | Alteration or repair | Basement and First Floor: Adding a wall to create an additional room. Second and Third Floors: Enclosing the deck to expand the office space. Adding fire protection system into the building.;Amending ALT1679651eplan --> BFA; | Not listed | [A1828757](https://nearbypermits.com/boston/permit/A1828757/) |
| Aug 3, 2026 | [10-12 Justin Rd](https://nearbypermits.com/boston/address/10--12-justin-rd/) | 550 ft N | Alteration or repair | Installation of new 3/4 bathroom in 2nd floor bedroom area | $12,000 | [SF1881761](https://nearbypermits.com/boston/permit/SF1881761/) |
| Jul 31, 2026 | [90 Perthshire Rd](https://nearbypermits.com/boston/address/90-perthshire-rd/) | 930 ft N | Electrical | 200 amp overhead temporary service for construction of new townhouses | $2,000 | [ETS1875474](https://nearbypermits.com/boston/permit/ETS1875474/) |
| Jul 28, 2026 | [7 Tip Top St](https://nearbypermits.com/boston/address/7-tip-top-st/) | 320 ft W | Fire systems | Wire and install new fire alarm system. | $13,000 | [EFA1872683](https://nearbypermits.com/boston/permit/EFA1872683/) |
| Jul 9, 2026 | [94-100 Perthshire Rd](https://nearbypermits.com/boston/address/94--100-perthshire-rd/) | 870 ft N | New building | The shire development - bldg 2 of 2. Erect a new 3-story, 4 -family dwelling (townhouse). Part of muliple dwellings on one lot development. At-grade parking also included. Raze exisiting structure on a separate permit. THESE FOUR UNITS;ENTRYWAYS;TO BE 94 - 96 - 98 -100 PERTHSHIRE ROAD*(This applicat | $1,100,000 | [ERT1651774](https://nearbypermits.com/boston/permit/ERT1651774/) |
| Jul 9, 2026 | [90-92 Perthshire Rd](https://nearbypermits.com/boston/address/90--92-perthshire-rd/) | 950 ft N | New building | The shire development - bldg 1 of 2. Erect a new 2-story, 2 family dwelling (duplex). Part of muliple dwellings on one lot development. At-grade parking also included. Raze exisiting structure on a separate permit. THESE TWO UNITS TO BE 90 - 92 PERTHSHIRE ROAD.*Companion erection permit application  | $600,000 | [ERT1651770](https://nearbypermits.com/boston/permit/ERT1651770/) |
| Jul 7, 2026 | [7 Tip Top St](https://nearbypermits.com/boston/address/7-tip-top-st/) | 320 ft W | Electrical | Complete rewire 4 family house. | Not listed | [E1857767](https://nearbypermits.com/boston/permit/E1857767/) |
| Jun 24, 2026 | [615 Washington St](https://nearbypermits.com/boston/address/615-washington-st/) | 540 ft E | Sign | replace the 4 existing wall banners with 4 new ones | $3,000 | [ALT1860564](https://nearbypermits.com/boston/permit/ALT1860564/) |
| Jun 8, 2026 | [7 Tip Top St](https://nearbypermits.com/boston/address/7-tip-top-st/) | 320 ft W | Plumbing | plumbing 2 full bathrooms in each unit, plumbing 1 kitchen and waher machine connector in each unit, instal 4 eletric water heathers | $48,000 | [PL1857847](https://nearbypermits.com/boston/permit/PL1857847/) |
| May 26, 2026 | [41 Champney St](https://nearbypermits.com/boston/address/41-champney-st/) | 450 ft N | Alteration or repair | Existing Front Deck Remodeling (2nd Floor) - remodel existing deck, new composite floor, new railings, new framing where rotten | $15,800 | [SF1853211](https://nearbypermits.com/boston/permit/SF1853211/) |
| May 26, 2026 | [31 Langley Rd](https://nearbypermits.com/boston/address/31-langley-rd/) | 960 ft SE | Roofing | Remove existing asphalt shingles and install new asphalt shingles, underlayment, flashing and proper ventilation: Owens corning system.Quantity-(21.5) | $12,340 | [SF1851883](https://nearbypermits.com/boston/permit/SF1851883/) |
| May 23, 2026 | [615 Washington St](https://nearbypermits.com/boston/address/615-washington-st/) | 540 ft E | Other | Setting up a hexagon and 20x40 tent for the ymca summer program | $10,456 | [SF1848079](https://nearbypermits.com/boston/permit/SF1848079/) |
| May 20, 2026 | [695 Washington St](https://nearbypermits.com/boston/address/695-washington-st/) | 900 ft NW | Roofing | Strip and remove old rubber membrane and replace them with new rubber membrane | $13,000 | [SF1846046](https://nearbypermits.com/boston/permit/SF1846046/) |
| May 15, 2026 | [7 Tip Top St](https://nearbypermits.com/boston/address/7-tip-top-st/) | 320 ft W | Plumbing | - Install all new plumbing for new remodeled 4 family. | $35,000 | [PL1848926](https://nearbypermits.com/boston/permit/PL1848926/) |
| May 14, 2026 | [32 Nonantum St](https://nearbypermits.com/boston/address/32-nonantum-st/) | 670 ft S | Alteration or repair | kneewall wall adding 2" rigid board r max and 3" fiberglass also insulating the overhang with 10" cellulose | $2,461 | [SF1847128](https://nearbypermits.com/boston/permit/SF1847128/) |
| May 5, 2026 | [36 Champney St](https://nearbypermits.com/boston/address/36-champney-st/) | 350 ft N | Electrical | 400a service upgrade with 2x 200a meter and 1x 60a common panel. 2x bathroom wiring and 1x new kitchen | $20,000 | [E1845083](https://nearbypermits.com/boston/permit/E1845083/) |

### Farther (1,000 ft to ¼ mi), 27 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 14, 2026 | [40 N Crescent Cc](https://nearbypermits.com/boston/address/40-n-crescent-cc/) | 0.21 mi SE | Alteration or repair | Weatherization, Insulation, Air Sealing | $1,399 | [SF1906639](https://nearbypermits.com/boston/permit/SF1906639/) |
| Oct 7, 2026 | [40 N Crescent Cc](https://nearbypermits.com/boston/address/40-n-crescent-cc/) | 0.21 mi SE | Roofing | Replacing 10 windows, exterior shingle repair, and painting | $50,000 | [SF1908008](https://nearbypermits.com/boston/permit/SF1908008/) |
| Oct 7, 2026 | [19 S Crescent Cc](https://nearbypermits.com/boston/address/19-s-crescent-cc/) | 0.23 mi S | Alteration or repair | Mass Save Weatherization/Insulation. Work Scope Attached | $10,535 | [SF1869093](https://nearbypermits.com/boston/permit/SF1869093/) |
| Oct 6, 2026 | [121 Brayton Rd](https://nearbypermits.com/boston/address/121-brayton-rd/) | 0.21 mi SW | Electrical | BX Wiring Replacement (Partial House) | $22,880 | [E1907356](https://nearbypermits.com/boston/permit/E1907356/) |
| Oct 1, 2026 | [12 Regal St](https://nearbypermits.com/boston/address/12-regal-st/) | 0.25 mi SE | Electrical | upgrading panel from 100A to 200A | $5,000 | [E1906325](https://nearbypermits.com/boston/permit/E1906325/) |
| Sep 29, 2026 | [128 Brayton Rd](https://nearbypermits.com/boston/address/128-brayton-rd/) | 0.24 mi SW | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID -886617) | $4,000 | [SF1903067](https://nearbypermits.com/boston/permit/SF1903067/) |
| Sep 16, 2026 | [125 Brayton Rd](https://nearbypermits.com/boston/address/125-brayton-rd/) | 0.22 mi SW | Roofing | Rebuild deck and room, including misc. work and siding on 3 walls | $22,700 | [SF1899831](https://nearbypermits.com/boston/permit/SF1899831/) |
| Sep 8, 2026 | [16 Montfern Av](https://nearbypermits.com/boston/address/16-montfern-av/) | 0.23 mi E | Alteration or repair | Replace three existing front decks with new decks of the same size and location. Repair existing rear decks as needed, including replacement of deck boards, guardrails, and damaged components. No change to building footprint | $45,500 | [SF1899240](https://nearbypermits.com/boston/permit/SF1899240/) |
| Sep 8, 2026 | [127a Nonantum St](https://nearbypermits.com/boston/address/127a-nonantum-st/) | 0.24 mi W | Alteration or repair | Remove exterior partial damaged rubber roof and repair patched area with overlapping rubber as required. Repair damaged area of existing roof/deck floor. Remove and reinstall spindles and handrails. Replace exterior sliding patio door at same roof deck. Painting and cleaning. | $14,723 | [SF1880499](https://nearbypermits.com/boston/permit/SF1880499/) |
| Sep 3, 2026 | [77 Bigelow St](https://nearbypermits.com/boston/address/77-bigelow-st/) | 0.24 mi NE | Plumbing | install new fixtures | $80,000 | [PL1895401](https://nearbypermits.com/boston/permit/PL1895401/) |
| Sep 1, 2026 | [121 Tremont St](https://nearbypermits.com/boston/address/121-tremont-st/) | 0.23 mi W | Electrical | Unit 412 Replace and relocate FPE panel - new kitchen wiring - 12 new treceesed lights | $8,000 | [E1895974](https://nearbypermits.com/boston/permit/E1895974/) |
| Aug 27, 2026 | [4-12 Perthshire Rd](https://nearbypermits.com/boston/address/4--12-perthshire-rd/) | 0.20 mi NE | Electrical | Inspect and make the electrical wiring safe in areas affected by fire and water in the main wing. Work being done at 10 Perthshire ave | $40,000 | [E1891514](https://nearbypermits.com/boston/permit/E1891514/) |
| Jul 24, 2026 | [71-73 Perthshire Rd](https://nearbypermits.com/boston/address/71--73-perthshire-rd/) | 0.19 mi N | Roofing | New Shingle roof | $14,000 | [SF1875706](https://nearbypermits.com/boston/permit/SF1875706/) |
| Jun 30, 2026 | [54 Bostonia Av](https://nearbypermits.com/boston/address/54-bostonia-av/) | 0.25 mi SE | Electrical | 200 amp service upgrade, new charger, 3 new mini split systems | $9,800 | [E1864916](https://nearbypermits.com/boston/permit/E1864916/) |
| Jun 16, 2026 | [13 Mina Wy](https://nearbypermits.com/boston/address/13-mina-wy/) | 0.23 mi W | Plumbing | New gas piping to the following items | $3,000 | [G1849445](https://nearbypermits.com/boston/permit/G1849445/) |
| Jun 12, 2026 | [77 Bigelow St](https://nearbypermits.com/boston/address/77-bigelow-st/) | 0.24 mi NE | Alteration or repair | Rear and side addition to the existing 2 family home with interior renovations to create a 5 unit multi-family apartment building. Combine the lot with adjacent lot 220327600 on Bigelow Street for new 14000 sf lot.*two family 4108/1996*ZBA review of revised of BOA hearing plans set requested 3.20.24 | $750,000 | [ALT1548438](https://nearbypermits.com/boston/permit/ALT1548438/) |
| Jun 10, 2026 | [13 Mina Wy](https://nearbypermits.com/boston/address/13-mina-wy/) | 0.23 mi W | Plumbing | New plumbing to new house | $30,000 | [PL1849443](https://nearbypermits.com/boston/permit/PL1849443/) |
| Jun 10, 2026 | [13 Mina Wy](https://nearbypermits.com/boston/address/13-mina-wy/) | 0.23 mi W | Electrical | Rought and finish wiring of single family dwelling unit. | $40,000 | [E1859405](https://nearbypermits.com/boston/permit/E1859405/) |
| Jun 10, 2026 | [107-109 Brayton Rd](https://nearbypermits.com/boston/address/107--109-brayton-rd/) | 0.19 mi SW | Electrical | Upgrade current 200amp service to 400amp overhead service with 1 200amp apartment meter and 1 100amp apartment meter | $1,150 | [E1859368](https://nearbypermits.com/boston/permit/E1859368/) |
| Jun 9, 2026 | [13 Mina Wy](https://nearbypermits.com/boston/address/13-mina-wy/) | 0.23 mi W | Electrical | Install Low Voltage alarm system consisting of only burglary devices | $2,300 | [ELV1858937](https://nearbypermits.com/boston/permit/ELV1858937/) |
| May 22, 2026 | [126 Brayton Rd](https://nearbypermits.com/boston/address/126-brayton-rd/) | 0.23 mi SW | Solar | Installation of 14 roof mounted solar panels, no ESS. | $18,000 | [SF1851736](https://nearbypermits.com/boston/permit/SF1851736/) |
| May 20, 2026 | [126 Brayton Rd](https://nearbypermits.com/boston/address/126-brayton-rd/) | 0.23 mi SW | Solar | Installation of 14 roof mounted solar panels, no ESS. | $5,000 | [E1851744](https://nearbypermits.com/boston/permit/E1851744/) |
| May 11, 2026 | [110-112 Brayton Rd](https://nearbypermits.com/boston/address/110--112-brayton-rd/) | 0.21 mi SW | Electrical | Upgraded Service from 100amp to 300amp 120/240 Overhead Add 01 New Meter Public Total of Meters 4 | $7,000 | [E1847584](https://nearbypermits.com/boston/permit/E1847584/) |
| May 5, 2026 | [52 Bostonia Av](https://nearbypermits.com/boston/address/52-bostonia-av/) | 0.24 mi SE | Plumbing | Replacement of gas water heater | $1,986 | [PL1844739](https://nearbypermits.com/boston/permit/PL1844739/) |
| May 5, 2026 | [52 Bostonia Av](https://nearbypermits.com/boston/address/52-bostonia-av/) | 0.24 mi SE | Plumbing | Replacement of gas water heater | $1,986 | [G1844738](https://nearbypermits.com/boston/permit/G1844738/) |
| May 4, 2026 | [77 Bigelow St](https://nearbypermits.com/boston/address/77-bigelow-st/) | 0.24 mi NE | Electrical | Installation of temporary electrical service for construction of new dwelling | $3,500 | [ETS1845076](https://nearbypermits.com/boston/permit/ETS1845076/) |
| May 1, 2026 | [43 Brackett St](https://nearbypermits.com/boston/address/43-brackett-st/) | 0.21 mi E | Plumbing | replacement of a gas dryer | $180 | [G1843889](https://nearbypermits.com/boston/permit/G1843889/) |

## Zoning requests nearby

Hearings are public: you can comment or attend. Dates can move; check the city's page before you go.

| Status | Hearing | Address | Distance | Request | Case | City's words | Filed |
|---|---|---|---|---|---|---|---|
| Requested |  | 27 to 29 Perthshire Rd | 0.21 mi NE | To erect a rear addition and change occupancy from 2 to 8 residential units with off street parking… | [BOA1904454](https://www.boston.gov/appeal-tracker) | "Community Process" | 2026-09-25 |

## More on this street

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

- [640 Washington St](https://nearbypermits.com/boston/address/640-washington-st/): newest permit Mar 23, 2026
- [640-660 Washington St](https://nearbypermits.com/boston/address/640--660-washington-st/): newest permit Apr 8, 2026
- [651-659 Washington St](https://nearbypermits.com/boston/address/651--659-washington-st/): newest permit Oct 14, 2026
- [652 Washington St](https://nearbypermits.com/boston/address/652-washington-st/): newest permit Aug 28, 2026
- [637 Washington St](https://nearbypermits.com/boston/address/637-washington-st/): newest permit Oct 3, 2025
- [656 Washington St](https://nearbypermits.com/boston/address/656-washington-st/): newest permit Jan 21, 2025
- [659-665 Washington St](https://nearbypermits.com/boston/address/659--665-washington-st/): newest permit Jun 26, 2026
- [630-636 Washington St](https://nearbypermits.com/boston/address/630--636-washington-st/): newest permit Nov 7, 2025
- [660-662 Washington St](https://nearbypermits.com/boston/address/660--662-washington-st/): newest permit Jul 13, 2026
- [661-663 Washington St](https://nearbypermits.com/boston/address/661--663-washington-st/): newest permit Aug 4, 2026

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-17 00:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Zoning requests come from the Boston Zoning Board of Appeal tracker (https://data.boston.gov/dataset/zoning-board-of-appeal-tracker). We read it Oct 16, 20:47 UTC.

Map, all 3 permits at this address and 58 nearby: https://nearbypermits.com/boston/address/645-washington-st/