# Building permits at 23 Washington St, Boston, MA

Two permits on record here. The newest, Sep 17: Replace 88 windows at front and rear elevations. Within a quarter mile, the city has issued 59 more permits (57 projects) since May 1. A zoning hearing Nov 10 covers 14 Schuyler St, 660 ft west.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Sep 17, 2026 | Alteration or repair | Replace 88 windows at front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $211,000 | [SF1901639](https://nearbypermits.com/boston/permit/SF1901639/) |
| Apr 19, 2011 | Alteration or repair | Cut and repoint all deteriorated mortar joints at front elevation of building to stop water penetration Caulk around window frames as needed Wash entire elevation with masonry detergent after repairs are completed Provide all labor, materials, and equipment necessary to execute the above work Remove | $3,276 | [SF72958](https://nearbypermits.com/boston/permit/SF72958/) |

## Within ¼ mi since May 1, 2026

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

### Next door (under 250 ft), 19 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 28, 2026 | [484 Blue Hill Av](https://nearbypermits.com/boston/address/484-blue-hill-av/) | 200 ft NW | Plumbing | Piping in a replacement water heater | $2,500 | [PL1903818](https://nearbypermits.com/boston/permit/PL1903818/) |
| Sep 28, 2026 | [484 Blue Hill Av](https://nearbypermits.com/boston/address/484-blue-hill-av/) | 200 ft NW | Plumbing | Piping in a replacement gas water heater | $2,500 | [G1903815](https://nearbypermits.com/boston/permit/G1903815/) |
| Sep 17, 2026 | [35 Washington St](https://nearbypermits.com/boston/address/35-washington-st/) | 170 ft SE | Alteration or repair | Replace 86 windows at front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $211,000 | [SF1901642](https://nearbypermits.com/boston/permit/SF1901642/) |
| Sep 17, 2026 | [27 Washington St](https://nearbypermits.com/boston/address/27-washington-st/) | 65 ft SE | Alteration or repair | Replace 88 windows at front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $211,000 | [SF1901641](https://nearbypermits.com/boston/permit/SF1901641/) |
| Sep 17, 2026 | [19 Washington St](https://nearbypermits.com/boston/address/19-washington-st/) | 60 ft NW | Alteration or repair | Replace 88 windows at the front and rear elevatioins, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $211,000 | [SF1901638](https://nearbypermits.com/boston/permit/SF1901638/) |
| Sep 17, 2026 | [15 Washington St](https://nearbypermits.com/boston/address/15-washington-st/) | 120 ft NW | Alteration or repair | Replace 92 windows at front and rear elevatioins, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $211,000 | [SF1901637](https://nearbypermits.com/boston/permit/SF1901637/) |
| Aug 31, 2026 | [10 Castlegate Rd](https://nearbypermits.com/boston/address/10-castlegate-rd/) | 140 ft SW | Plumbing | Piping in a replacement gas water heater | $2,500 | [PL1895107](https://nearbypermits.com/boston/permit/PL1895107/) |
| Aug 31, 2026 | [10 Castlegate Rd](https://nearbypermits.com/boston/address/10-castlegate-rd/) | 140 ft SW | Plumbing | Piping in a replacement gas water heater | $2,500 | [G1895103](https://nearbypermits.com/boston/permit/G1895103/) |
| Aug 14, 2026 | [10 Castlegate Rd](https://nearbypermits.com/boston/address/10-castlegate-rd/) | 140 ft SW | Alteration or repair | Apply for permit for secondary address 12 Castlegate Road. Replace 130 windows at the front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $305,000 | [SF1877092](https://nearbypermits.com/boston/permit/SF1877092/) |
| Aug 14, 2026 | [490 Blue Hill Av](https://nearbypermits.com/boston/address/490-blue-hill-av/) | 200 ft W | Alteration or repair | Apply for permit for secondary address 6 Castlegate Road. Replace 86 windows at the front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows | $202,000 | [SF1877086](https://nearbypermits.com/boston/permit/SF1877086/) |
| Aug 14, 2026 | [30 Castlegate Rd](https://nearbypermits.com/boston/address/30-castlegate-rd/) | 190 ft S | Alteration or repair | Replace 127 windows at the front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $289,000 | [SF1875287](https://nearbypermits.com/boston/permit/SF1875287/) |
| Aug 14, 2026 | [20 Castlegate Rd](https://nearbypermits.com/boston/address/20-castlegate-rd/) | 150 ft S | Alteration or repair | Replace 85 windows at the front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $199,000 | [SF1875263](https://nearbypermits.com/boston/permit/SF1875263/) |
| Aug 14, 2026 | [14 Castlegate Rd](https://nearbypermits.com/boston/address/14-castlegate-rd/) | 120 ft S | Alteration or repair | Replace 90 windows at the front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $211,000 | [SF1875254](https://nearbypermits.com/boston/permit/SF1875254/) |
| Aug 14, 2026 | [10 Castlegate Rd](https://nearbypermits.com/boston/address/10-castlegate-rd/) | 140 ft SW | Alteration or repair | Replace 130 windows at the front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterioir on new windows. | $305,000 | [SF1875233](https://nearbypermits.com/boston/permit/SF1875233/) |
| Aug 14, 2026 | [490 Blue Hill Av](https://nearbypermits.com/boston/address/490-blue-hill-av/) | 200 ft W | Alteration or repair | Replace 114 windows at front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior of new windows. | $268,000 | [SF1857222](https://nearbypermits.com/boston/permit/SF1857222/) |
| Aug 14, 2026 | [486 Blue Hill Av](https://nearbypermits.com/boston/address/486-blue-hill-av/) | 200 ft NW | Alteration or repair | Replace 107 windows at front and rear elevations, including restoration of any disturbed interioir finishes and caulking at exterior of new windows. | $251,000 | [SF1857220](https://nearbypermits.com/boston/permit/SF1857220/) |
| Jul 27, 2026 | [25 Castlegate Rd](https://nearbypermits.com/boston/address/25-castlegate-rd/) | 240 ft S | Plumbing | replace fixtures | $500 | [PL1876009](https://nearbypermits.com/boston/permit/PL1876009/) |
| Jul 9, 2026 | [25 Castlegate Rd](https://nearbypermits.com/boston/address/25-castlegate-rd/) | 240 ft S | Electrical | Upgrade wiring into existing panels | $4,500 | [E1870711](https://nearbypermits.com/boston/permit/E1870711/) |
| Jun 8, 2026 | [484 Blue Hill Av](https://nearbypermits.com/boston/address/484-blue-hill-av/) | 200 ft NW | Alteration or repair | Replace 113 windows at the front and rear elevations, including restoration of any disturbed interior finishes and caulking at exterior on new windows. | $265,000 | [SF1857218](https://nearbypermits.com/boston/permit/SF1857218/) |

### This block (250 to 1,000 ft), 22 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 8, 2026 | [51 Pasadena Rd](https://nearbypermits.com/boston/address/51-pasadena-rd/) | 590 ft SW | Electrical | panel and new electrical meter to provide electrical service for an ADU | $11,000 | [E1904581](https://nearbypermits.com/boston/permit/E1904581/) |
| Oct 7, 2026 | [1-4 Maple Ct](https://nearbypermits.com/boston/address/1--4-maple-ct/) | 920 ft NW | Alteration or repair | Scope of work is across 36 Apts. Units., Replacement of Countertops, bath sinks & Vanities', Toilets, Toilet seats, bathroom Mirrors, Medicine Cabinets, Bath accessories like towel bars, towel rings, toilet paper holders, bathroom fan Motors (plug & unplugs) where specified, Kitchen Cabinet, etc. | $323,510 | [SF1906828](https://nearbypermits.com/boston/permit/SF1906828/) |
| Sep 30, 2026 | [74 Geneva Av](https://nearbypermits.com/boston/address/74-geneva-av/) | 760 ft E | Alteration or repair | Rear Porch Repair | $8,000 | [SF1888966](https://nearbypermits.com/boston/permit/SF1888966/) |
| Sep 24, 2026 | [516-522 Blue Hill Av](https://nearbypermits.com/boston/address/516--522-blue-hill-av/) | 480 ft SW | Plumbing | Disconnect and reconnect the 1/2 inch gas line to a new owner provided kitchen stove in basement apartment. | $540 | [G1903155](https://nearbypermits.com/boston/permit/G1903155/) |
| Sep 14, 2026 | [11 Wayne St](https://nearbypermits.com/boston/address/11-wayne-st/) | 750 ft W | Electrical | Low voltage alarm install | $1,200 | [ELV1900290](https://nearbypermits.com/boston/permit/ELV1900290/) |
| Sep 14, 2026 | [55 Stanwood St](https://nearbypermits.com/boston/address/55-stanwood-st/) | 960 ft NE | Electrical | Replace bath exhaust fan | $1,272 | [E1900255](https://nearbypermits.com/boston/permit/E1900255/) |
| Sep 10, 2026 | [72 Geneva Av](https://nearbypermits.com/boston/address/72-geneva-av/) | 720 ft E | Alteration or repair | Rear Porch Repair | $8,000 | [SF1888959](https://nearbypermits.com/boston/permit/SF1888959/) |
| Sep 10, 2026 | [4-18 Cheney St](https://nearbypermits.com/boston/address/4--18-cheney-st/) | 560 ft NW | Electrical | Install 24 EBU | $2,500 | [E1899654](https://nearbypermits.com/boston/permit/E1899654/) |
| Sep 10, 2026 | [10-12 Schuyler St](https://nearbypermits.com/boston/address/10--12-schuyler-st/) | 620 ft W | Alteration or repair | Update existing basement according to plans as additional living space to 1st floor unit. Add a second bathroom. Update p trap on existing kitchen and bathroom sink. re-wire basement. remove existing hvac units and update to combie systems. add and install 4 egress windows | $155,800 | [ALT1859673](https://nearbypermits.com/boston/permit/ALT1859673/) |
| Sep 8, 2026 | [4-18 Cheney St](https://nearbypermits.com/boston/address/4--18-cheney-st/) | 560 ft NW | Fire systems | In the recently completed (August 10, 2026) 48 residential units building with parking garage (25 spaces), constructed under ERT1254459, relocate the "Fire Department Connection" (FDC) per attached plans and install 24 additional "Emergency Battery Units with Light Heads" (EBUs) per attached plans. | $28,532 | [ALT1896221](https://nearbypermits.com/boston/permit/ALT1896221/) |
| Sep 3, 2026 | [55 Stanwood St](https://nearbypermits.com/boston/address/55-stanwood-st/) | 960 ft NE | Alteration or repair | Insulation work as part of the MASS Save program. | $11,000 | [SF1896469](https://nearbypermits.com/boston/permit/SF1896469/) |
| Sep 1, 2026 | [55 Pasadena Rd](https://nearbypermits.com/boston/address/55-pasadena-rd/) | 580 ft SW | Alteration or repair | renovate, kitchens, bathrooms, repair /replace sheetrock as needed, replace HVAC systems, refinish, hardwood floors, prime and paint | $83,000 | [SF1896365](https://nearbypermits.com/boston/permit/SF1896365/) |
| Jul 27, 2026 | [10-12 Schuyler St](https://nearbypermits.com/boston/address/10--12-schuyler-st/) | 620 ft W | Alteration or repair | remove wet sheetrock and studs from non bearing walls | $10,000 | [SF1877535](https://nearbypermits.com/boston/permit/SF1877535/) |
| Jul 21, 2026 | [545-549 Blue Hill Av](https://nearbypermits.com/boston/address/545--549-blue-hill-av/) | 600 ft SW | Roofing | strip re roof | $541,800 | [SF1874440](https://nearbypermits.com/boston/permit/SF1874440/) |
| Jul 19, 2026 | [280-296 Seaver St](https://nearbypermits.com/boston/address/280--296-seaver-st/) | 930 ft SW | Roofing | Strip existing EPDM Roof and Install new insulation and EPDM Roof | $231,120 | [SF1870549](https://nearbypermits.com/boston/permit/SF1870549/) |
| Jun 8, 2026 | [51 Pasadena Rd](https://nearbypermits.com/boston/address/51-pasadena-rd/) | 590 ft SW | Alteration or repair | Build new ADU unit as per Plan | $92,000 | [ALT1842915](https://nearbypermits.com/boston/permit/ALT1842915/) |
| Jun 3, 2026 | [63 Oldfields Rd](https://nearbypermits.com/boston/address/63-oldfields-rd/) | 810 ft NE | Plumbing | Full bathroom with sump pump and kitchen(basement) | $4,800 | [PL1852445](https://nearbypermits.com/boston/permit/PL1852445/) |
| May 27, 2026 | [18 Schuyler St](https://nearbypermits.com/boston/address/18-schuyler-st/) | 770 ft W | Alteration or repair | Repair/replace porch areas, as needed (front/rear porches); interior exterior painting including all prep work, as needed; exterior/ interior carpentry repairs/ & new installation, window repair, & general ext./int. improvements, as needed. All work conducted within the existing building footprint. | $1,000 | [SF1855129](https://nearbypermits.com/boston/permit/SF1855129/) |
| May 26, 2026 | [63 Oldfields Rd](https://nearbypermits.com/boston/address/63-oldfields-rd/) | 810 ft NE | Electrical | Adding 2 bedroom ADU in basement and swampy meter bank for 3 gang to 4 gang | $13,000 | [E1853065](https://nearbypermits.com/boston/permit/E1853065/) |
| May 21, 2026 | [11 Schuyler St](https://nearbypermits.com/boston/address/11-schuyler-st/) | 630 ft NW | Alteration or repair | Residential weatherization and air sealing with the Mass Save Program. No structural changes. | $27,897 | [SF1846070](https://nearbypermits.com/boston/permit/SF1846070/) |
| May 11, 2026 | [477-481 Blue Hill Av](https://nearbypermits.com/boston/address/477--481-blue-hill-av/) | 560 ft N | Other | T-mobile cell site modification. Amending ALT1730202;Proposed antenna changes for Beta and Gamma from the E//KRE to a PR6QLUI01 antenna. Adding (2) 8863 RRUs one near Alpha and Beta and 1 near Gamma. Also changed proposed 4480 RRUs to 4495 RRUs. Need to go from (2) to (3) 6x24 hybrids. No change to  | $100,000 | [A1818008](https://nearbypermits.com/boston/permit/A1818008/) |
| May 1, 2026 | [39 Pasadena Rd](https://nearbypermits.com/boston/address/39-pasadena-rd/) | 620 ft S | Plumbing | Installing new gas piping. | $1,200 | [G1844786](https://nearbypermits.com/boston/permit/G1844786/) |

### Farther (1,000 ft to ¼ mi), 18 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 7, 2026 | [250 Seaver St](https://nearbypermits.com/boston/address/250-seaver-st/) | 0.21 mi W | Alteration or repair | Change the legal occupancy from a one family; to a lodging house for eighteen lodgers. | $50,000 | [ALT1581483](https://nearbypermits.com/boston/permit/ALT1581483/) |
| Sep 22, 2026 | [388 Seaver St](https://nearbypermits.com/boston/address/388-seaver-st/) | 0.24 mi S | Alteration or repair | Bathtub to Shower Replacement with LVT Flooring, New Vanity & New Toilet. All new fixtures to sit within same footprint as existing. No structural changes. Plumber will pull their own permit. All debris leaves job site with crew. | $19,978 | [SF1899991](https://nearbypermits.com/boston/permit/SF1899991/) |
| Sep 15, 2026 | [564 Blue Hill Av](https://nearbypermits.com/boston/address/564-blue-hill-av/) | 0.19 mi SW | Fire systems | Replace existing fire alarm panel with new panel. Add cellular dialer. Work to be completed and tested during a single 8 hour shift. Building is a bha property | $6,000 | [EFA1900661](https://nearbypermits.com/boston/permit/EFA1900661/) |
| Sep 14, 2026 | [388 Seaver St](https://nearbypermits.com/boston/address/388-seaver-st/) | 0.24 mi S | Plumbing | replace tub to shower, toilet and lavatory | $1,500 | [PL1900205](https://nearbypermits.com/boston/permit/PL1900205/) |
| Aug 12, 2026 | [17 Devon St](https://nearbypermits.com/boston/address/17-devon-st/) | 0.24 mi N | Alteration or repair | Remove and replace (1) exterior door(s), size for size and like for like. No framing or weatherboarding. | $11,031 | [SF1883534](https://nearbypermits.com/boston/permit/SF1883534/) |
| Aug 11, 2026 | [8 Stanwood St](https://nearbypermits.com/boston/address/8-stanwood-st/) | 0.20 mi N | Solar | Installing rooftop railed solar PV of 10.25 KW and 25 modules. No ESS installation. | $15,314 | [ALT1869071](https://nearbypermits.com/boston/permit/ALT1869071/) |
| Jul 14, 2026 | [8 Stanwood St](https://nearbypermits.com/boston/address/8-stanwood-st/) | 0.20 mi N | Solar | Installing rooftop railed solar PV of 10.25 KW and 25 modules. No ESS installation. | $35,732 | [E1869074](https://nearbypermits.com/boston/permit/E1869074/) |
| Aug 6, 2026 | [26 Schuyler St](https://nearbypermits.com/boston/address/26-schuyler-st/) | 0.19 mi NW | Roofing | Remove roof and all contents. Remove all interior finishes to the studs. | $45,000 | [SF1879500](https://nearbypermits.com/boston/permit/SF1879500/) |
| Aug 1, 2026 | [639-643h Warren St](https://nearbypermits.com/boston/address/639--643h-warren-st/) | 0.20 mi N | Electrical | Temporary diesel generator for 1 day community event. No onsite fuel storage | $300 | [ETS1879963](https://nearbypermits.com/boston/permit/ETS1879963/) |
| Jul 24, 2026 | [246 Seaver St](https://nearbypermits.com/boston/address/246-seaver-st/) | 0.22 mi W | Alteration or repair | repairs to front porch | $31,000 | [SF1877775](https://nearbypermits.com/boston/permit/SF1877775/) |
| Jul 10, 2026 | [26 Schuyler St](https://nearbypermits.com/boston/address/26-schuyler-st/) | 0.19 mi NW | Alteration or repair | Secure property post fire damage | $1,000 | [SF1869091](https://nearbypermits.com/boston/permit/SF1869091/) |
| Jul 6, 2026 | [79 Devon St](https://nearbypermits.com/boston/address/79-devon-st/) | 0.23 mi NE | Electrical | Low voltage alarm install | $1,200 | [ELV1867523](https://nearbypermits.com/boston/permit/ELV1867523/) |
| Jul 1, 2026 | [639-643h Warren St](https://nearbypermits.com/boston/address/639--643h-warren-st/) | 0.20 mi N | Electrical | Generator for 1 day community event No onsite fuel storage | Not listed | [ETS1867545](https://nearbypermits.com/boston/permit/ETS1867545/) |
| Jun 23, 2026 | [17 Devon St](https://nearbypermits.com/boston/address/17-devon-st/) | 0.24 mi N | Alteration or repair | Remove, purchase, and install new decking, flooring, and floors 1 & 2. Reinstall existing railings and new stairs. Purchase and install a new exterior door. Replace existing gutters and fascia on front porch. | $20,500 | [SF1863771](https://nearbypermits.com/boston/permit/SF1863771/) |
| Jun 22, 2026 | [65 Stanwood St](https://nearbypermits.com/boston/address/65-stanwood-st/) | 0.19 mi NE | Electrical | Replace (2) bathroom fans with panasonic bath fan and air cycler smart switch for weatherization work. | $1,200 | [E1862043](https://nearbypermits.com/boston/permit/E1862043/) |
| Jun 16, 2026 | [65 Stanwood St](https://nearbypermits.com/boston/address/65-stanwood-st/) | 0.19 mi NE | Alteration or repair | Blown in cellulose insulation at exterior walls, air sealing and weatherization. | $6,993 | [SF1859602](https://nearbypermits.com/boston/permit/SF1859602/) |
| May 15, 2026 | [137 Columbia Rd](https://nearbypermits.com/boston/address/137-columbia-rd/) | 0.21 mi SE | Alteration or repair | All work to be performed at the front elevation only Remove and replace window perimeter joint sealants, minor concrete repairs to the front entry portico, install elastomeric coating at the front portico, install a new rubber roof at the front portico | $92,170 | [SF1849202](https://nearbypermits.com/boston/permit/SF1849202/) |
| May 11, 2026 | [15-19 Maple St](https://nearbypermits.com/boston/address/15--19-maple-st/) | 0.21 mi NW | Plumbing | Install shower stall and shower valve | $3,500 | [PL1846213](https://nearbypermits.com/boston/permit/PL1846213/) |

## 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 | Nov 10, 2026 | 14 Schuyler St | 660 ft W | To Amend alteration Permit /… | [BOA1886651](https://www.boston.gov/appeal-tracker) | "Hearing Scheduled" | 2026-08-11 |
| Requested |  | 415 to 419 Blue Hill Av | 0.24 mi N | Zoning appeal: "Clarification on scope of work: "Change occupancy of new tenant space to a small…" | [BOA1859530](https://www.boston.gov/appeal-tracker) | "Community Process" | 2026-06-09 |
| Requested |  | 538 Blue Hill Av | 810 ft SW | Zoning appeal: "Park food truck from 7pm -12am, no seats" | [BOA1700012](https://www.boston.gov/appeal-tracker) | "Community Process" | 2025-03-18 |

## More on this street

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

- [20 Washington St](https://nearbypermits.com/boston/address/20-washington-st/): newest permit Jun 16, 2026
- [19 Washington St](https://nearbypermits.com/boston/address/19-washington-st/): newest permit Sep 17, 2026
- [27 Washington St](https://nearbypermits.com/boston/address/27-washington-st/): newest permit Sep 17, 2026
- [30 Washington St](https://nearbypermits.com/boston/address/30-washington-st/): newest permit Sep 9, 2026
- [16 Washington St](https://nearbypermits.com/boston/address/16-washington-st/): newest permit Jun 4, 2025
- [15 Washington St](https://nearbypermits.com/boston/address/15-washington-st/): newest permit Sep 17, 2026
- [31 Washington St](https://nearbypermits.com/boston/address/31-washington-st/): newest permit Dec 10, 2024
- [14 Washington St](https://nearbypermits.com/boston/address/14-washington-st/): newest permit Jun 2, 2026
- [33 Washington St](https://nearbypermits.com/boston/address/33-washington-st/): newest permit Nov 3, 2025
- [35 Washington St](https://nearbypermits.com/boston/address/35-washington-st/): newest permit Sep 17, 2026

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-12 07:25 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 12, 06:17 UTC.

Map, both permits at this address and 59 nearby: https://nearbypermits.com/boston/address/23-washington-st/