# Building permits at 405 Washington St, Boston, MA

The biggest project within a quarter mile since May 1: an $850,000 new building at 49 Alpha Rd, permitted Sep 10.

Four permits on record here. The newest, Aug 25, 2025: Low voltage thermostat wiring. Within a quarter mile, the city has issued 96 more permits (95 projects) since May 1. One is for a new building, 0.20 mi away.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Aug 25, 2025 | Electrical | low voltage thermostat wiring | $5,000 | [ELV1754433](https://nearbypermits.com/boston/permit/ELV1754433/) |
| Mar 6, 2025 | Fire systems | Installation of a new fire alarm system with local 120v smoke and carbon monoxide detectors | $25,900 | [EFA1694870](https://nearbypermits.com/boston/permit/EFA1694870/) |
| Feb 25, 2025 | Electrical | low voltage cabling to 13 units | $27,500 | [ELV1642288](https://nearbypermits.com/boston/permit/ELV1642288/) |
| Oct 11, 2011 | Electrical | Replace lighting with energy efficient fixtures. Athan's European Bakery and Cafe | $4,552 | [E99358](https://nearbypermits.com/boston/permit/E99358/) |

## Within ¼ mi since May 1, 2026

96 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 15, 2026 | [16 Bradlee St](https://nearbypermits.com/boston/address/16-bradlee-st/) | 200 ft SW | Plumbing | Replace heating boiler | $5,000 | [G1900885](https://nearbypermits.com/boston/permit/G1900885/) |
| Sep 14, 2026 | [16 Bradlee St](https://nearbypermits.com/boston/address/16-bradlee-st/) | 200 ft SW | Plumbing | replace heating boiler | $5,000 | [PL1900903](https://nearbypermits.com/boston/permit/PL1900903/) |
| Aug 18, 2026 | [380 Washington St](https://nearbypermits.com/boston/address/380-washington-st/) | 250 ft N | Electrical | Install one new 12,000 BTU single-zone ductless heat pump system, including outdoor condenser, indoor wall-mounted air handler, refrigerant piping, communication wiring, outdoor stand, and equipment pad. | $900 | [E1887248](https://nearbypermits.com/boston/permit/E1887248/) |
| Aug 3, 2026 | [12 Algonquin St](https://nearbypermits.com/boston/address/12-algonquin-st/) | 160 ft W | Roofing | Remove existing roof overhang, balconies, fire escapes, and concrete slab balconies. Infill beam pockets, repair masonry, construct a new EPDM roof edge, and replace the ground-floor landing and stairs in accordance with project drawings. | $772,871 | [ALT1862276](https://nearbypermits.com/boston/permit/ALT1862276/) |
| Jul 20, 2026 | [12 Algonquin St](https://nearbypermits.com/boston/address/12-algonquin-st/) | 160 ft W | Plumbing | Piping in 3 heating boilers, an indirect water heater and a mixing valve | $12,500 | [PL1873174](https://nearbypermits.com/boston/permit/PL1873174/) |
| Jul 20, 2026 | [12 Algonquin St](https://nearbypermits.com/boston/address/12-algonquin-st/) | 160 ft W | Plumbing | Piping in 3 gas-fired boilers | $7,500 | [G1873171](https://nearbypermits.com/boston/permit/G1873171/) |
| Jun 25, 2026 | [407 Washington St](https://nearbypermits.com/boston/address/407-washington-st/) | 75 ft S | Alteration or repair | Removing and replacing 1 window, replacing like with like, no structural changes. | $2,083 | [SF1859696](https://nearbypermits.com/boston/permit/SF1859696/) |

### This block (250 to 1,000 ft), 51 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 30, 2026 | [16-18 Greenbrier St](https://nearbypermits.com/boston/address/16--18-greenbrier-st/) | 720 ft NE | Alteration or repair | Bathtub to Shower Replacement with standard accessories including shelves & grab bars. All new fixtures like for like within same footprint as existing. No structural changes. Plumber will pull their own permit. All debris leaves job site with crew. | $9,800 | [SF1897154](https://nearbypermits.com/boston/permit/SF1897154/) |
| Sep 30, 2026 | [12 Merlin St](https://nearbypermits.com/boston/address/12-merlin-st/) | 930 ft SW | Electrical | Upgrade the existing service 100amp 120/240v to 200amp 120/240v, wiring new kitchen standard appliances and countertop receptacles by code, Adding new bathroom on 3rd floor by code, new laundry electric washer and dryer on 3rd floor and install 2 6' feet electric baseboard heat on 3 floor bedrooms | $18,000 | [E1905893](https://nearbypermits.com/boston/permit/E1905893/) |
| Sep 25, 2026 | [40 School St](https://nearbypermits.com/boston/address/40-school-st/) | 820 ft W | Plumbing | Replacement of sink in school breakroom. | $600 | [PL1904288](https://nearbypermits.com/boston/permit/PL1904288/) |
| Sep 23, 2026 | [12 Merlin St](https://nearbypermits.com/boston/address/12-merlin-st/) | 930 ft SW | Plumbing | New full bathroom, 1 laundry, renovation of the kitchen | $6,000 | [PL1902226](https://nearbypermits.com/boston/permit/PL1902226/) |
| Sep 23, 2026 | [12 Merlin St](https://nearbypermits.com/boston/address/12-merlin-st/) | 930 ft SW | Plumbing | Replacing the gas stove | $500 | [G1902227](https://nearbypermits.com/boston/permit/G1902227/) |
| Sep 11, 2026 | [23 Bowdoin St](https://nearbypermits.com/boston/address/23-bowdoin-st/) | 790 ft N | Fire systems | Replace existing fire alarm panel with new digital fire alarm panel. Install new cellular communicator. Test and complete same day over an 8 hour shift. | $6,000 | [EFA1900527](https://nearbypermits.com/boston/permit/EFA1900527/) |
| Sep 10, 2026 | [23 Bradlee St](https://nearbypermits.com/boston/address/23-bradlee-st/) | 300 ft W | Alteration or repair | Insulate Walls, Kneewall, Attic | $17,180 | [SF1894128](https://nearbypermits.com/boston/permit/SF1894128/) |
| Sep 8, 2026 | [16-18 Greenbrier St](https://nearbypermits.com/boston/address/16--18-greenbrier-st/) | 720 ft NE | Plumbing | replace tub to shower | $1,500 | [PL1897395](https://nearbypermits.com/boston/permit/PL1897395/) |
| Sep 4, 2026 | [7 Claybourne St](https://nearbypermits.com/boston/address/7-claybourne-st/) | 620 ft N | Electrical | Replace the chandelier and install 20 lights 2*4 and 3 chandeliers | $10,000 | [E1897778](https://nearbypermits.com/boston/permit/E1897778/) |
| Aug 28, 2026 | [52 Larchmont St](https://nearbypermits.com/boston/address/52-larchmont-st/) | 880 ft SE | Alteration or repair | Renovation the kitchen: Replacing the cabinet, sheetrock, trim window casing, floor. Renovation the bathroom: floor, bathtub, toilet, and vanity Living room: replace casing, wall catch-up, storage room. 2 bedrooms: casing, wall catch up. Electrical and plumbing permit by themself. | $60,000 | [SF1895656](https://nearbypermits.com/boston/permit/SF1895656/) |
| Aug 27, 2026 | [10-18 Bowdoin St](https://nearbypermits.com/boston/address/10--18-bowdoin-st/) | 830 ft N | Plumbing | Install gas for new restaurant kitchen fit out | $30,000 | [G1894771](https://nearbypermits.com/boston/permit/G1894771/) |
| Aug 26, 2026 | [10-18 Bowdoin St](https://nearbypermits.com/boston/address/10--18-bowdoin-st/) | 830 ft N | Plumbing | Install commercial plumbing for restaurant | $60,000 | [PL1894412](https://nearbypermits.com/boston/permit/PL1894412/) |
| Aug 24, 2026 | [14 Merlin St](https://nearbypermits.com/boston/address/14-merlin-st/) | 890 ft SW | Fire systems | Amendment to the permit ALT1622752, change of engineer of record to Jason Kahan, due to previous engineer Kevin M. King going out of business. | $8,000 | [A1882850](https://nearbypermits.com/boston/permit/A1882850/) |
| Aug 22, 2026 | [52 Larchmont St](https://nearbypermits.com/boston/address/52-larchmont-st/) | 880 ft SE | Electrical | rewire second floor, rewire public area and pull a home run for first floor condenser | $7,000 | [E1889800](https://nearbypermits.com/boston/permit/E1889800/) |
| Aug 14, 2026 | [10-18 Bowdoin St](https://nearbypermits.com/boston/address/10--18-bowdoin-st/) | 830 ft N | Electrical | Changing occupancy of 1 store into restaurant. | $73,000 | [E1886752](https://nearbypermits.com/boston/permit/E1886752/) |
| Aug 11, 2026 | [86 Bloomfield St](https://nearbypermits.com/boston/address/86-bloomfield-st/) | 950 ft E | Alteration or repair | Removing and replacing 3 windows, replacing like with like, no structural changes. | $7,912 | [SF1880289](https://nearbypermits.com/boston/permit/SF1880289/) |
| Aug 10, 2026 | [39 Harvard St](https://nearbypermits.com/boston/address/39-harvard-st/) | 910 ft NW | Alteration or repair | The existing triple decker is currently vacant. The project scope of work is limited to floor plan alterations under fifty percent of the floor areas. Included in the scope of work is the removal of the rear interior exit stairway for new kitchen, pantry and bathroom layout. Existing bedroom closets | $400,000 | [ALT1850629](https://nearbypermits.com/boston/permit/ALT1850629/) |
| Aug 7, 2026 | [107 Tonawanda St](https://nearbypermits.com/boston/address/107-tonawanda-st/) | 860 ft E | Plumbing | Replace gas furnace and reconnect to existing gas supply piping. | $10,000 | [G1883642](https://nearbypermits.com/boston/permit/G1883642/) |
| Aug 6, 2026 | [52 Larchmont St](https://nearbypermits.com/boston/address/52-larchmont-st/) | 880 ft SE | Electrical | Renovate the kitchen: replacing the cabinet, sheetrock, trim casing, and floor. Renovation bathroom: floor, vanity, toilet, bathtub. Renovation living room: changing casing, ceiling, wall catch-up, storage 2 bedrooms: casing and wall catch-up Electrical and Plumbing - permit by themselves | $60,000 | [SF1883450](https://nearbypermits.com/boston/permit/SF1883450/) |
| Aug 5, 2026 | [385 Park St](https://nearbypermits.com/boston/address/385-park-st/) | 910 ft SE | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-1399598037 1788706979 2013253070 ) (Unit - 1, Unit -2, Unit - 3) | $7,000 | [SF1878211](https://nearbypermits.com/boston/permit/SF1878211/) |
| Aug 5, 2026 | [14 Merlin St](https://nearbypermits.com/boston/address/14-merlin-st/) | 890 ft SW | Fire systems | Installation of low voltage Fire Alarm system with radio for Central Station monitoring. | $6,000 | [EFA1882259](https://nearbypermits.com/boston/permit/EFA1882259/) |
| Jul 31, 2026 | [52 Larchmont St](https://nearbypermits.com/boston/address/52-larchmont-st/) | 880 ft SE | Alteration or repair | Replacing the siding | $15,000 | [SF1880698](https://nearbypermits.com/boston/permit/SF1880698/) |
| Jul 28, 2026 | [12 Merlin St](https://nearbypermits.com/boston/address/12-merlin-st/) | 930 ft SW | Roofing | replace roofing on house and garage, replace deck boards and railings as needed on front entry | $20,000 | [SF1878258](https://nearbypermits.com/boston/permit/SF1878258/) |
| Jul 28, 2026 | [52 Larchmont St](https://nearbypermits.com/boston/address/52-larchmont-st/) | 880 ft SE | Electrical | Swap out 200amps 2 gangs meter sockets to the 200amps 3 gangs meter sockets to add a new public meter. This house never had a public meter. And oldwork rewire the first floor unit. | $5,000 | [E1875498](https://nearbypermits.com/boston/permit/E1875498/) |
| Jul 22, 2026 | [14 Merlin St](https://nearbypermits.com/boston/address/14-merlin-st/) | 890 ft SW | Plumbing | Installing three tubs, one show stall, four toilets, four lavs 4 kitchen sinks, 4 water heaters, 4 tankless. I'm ford laundry rooms | $25,000 | [PL1875581](https://nearbypermits.com/boston/permit/PL1875581/) |
| Jul 20, 2026 | [43 Larchmont St](https://nearbypermits.com/boston/address/43-larchmont-st/) | 920 ft E | Electrical | service upgrade | $3,700 | [E1873724](https://nearbypermits.com/boston/permit/E1873724/) |
| Jul 17, 2026 | [14 Athelwold St](https://nearbypermits.com/boston/address/14-athelwold-st/) | 910 ft SW | Alteration or repair | insulating and air sealing attic, adding cellulose to bring R value to R49. insulating exterior walls using cellulose R15. | $9,606 | [SF1868538](https://nearbypermits.com/boston/permit/SF1868538/) |
| Jul 14, 2026 | [14 Merlin St](https://nearbypermits.com/boston/address/14-merlin-st/) | 890 ft SW | Fire systems | Installed fourteen 120 volt smoke detectors in units | $2,500 | [EFA1865733](https://nearbypermits.com/boston/permit/EFA1865733/) |
| Jul 14, 2026 | [14 Merlin St](https://nearbypermits.com/boston/address/14-merlin-st/) | 890 ft SW | Electrical | wire four apartments | $42,000 | [E1865732](https://nearbypermits.com/boston/permit/E1865732/) |
| Jul 13, 2026 | [56 Claybourne St](https://nearbypermits.com/boston/address/56-claybourne-st/) | 380 ft NE | Electrical | Relocate meter socket to the exterior of the building install a public meter and panel rewire public areas to the public panel where required | $7,500 | [E1871792](https://nearbypermits.com/boston/permit/E1871792/) |
| Jul 9, 2026 | [30 Bradlee St](https://nearbypermits.com/boston/address/30-bradlee-st/) | 430 ft SW | Alteration or repair | repair Garage in driveway as needed correct;V833973 | $5,000 | [SF1870301](https://nearbypermits.com/boston/permit/SF1870301/) |
| Jul 9, 2026 | [10 Gaylord St](https://nearbypermits.com/boston/address/10-gaylord-st/) | 360 ft NW | Plumbing | Remodel 3 bathroom and kitchen | $12,000 | [PL1870492](https://nearbypermits.com/boston/permit/PL1870492/) |
| Jul 9, 2026 | [10 Gaylord St](https://nearbypermits.com/boston/address/10-gaylord-st/) | 360 ft NW | Plumbing | Gas pipe stove furnace and dryer | $3,000 | [G1870499](https://nearbypermits.com/boston/permit/G1870499/) |
| Jul 9, 2026 | [10 Gaylord St](https://nearbypermits.com/boston/address/10-gaylord-st/) | 360 ft NW | Electrical | First floor : two bedrooms, one bathroom, a kitchen, and a living room. Second floor. three bedrooms, two bathrooms and a living room wire. | $4,000 | [E1853802](https://nearbypermits.com/boston/permit/E1853802/) |
| Jul 6, 2026 | [374-378 Washington St](https://nearbypermits.com/boston/address/374--378-washington-st/) | 390 ft N | Electrical | Low voltage alarm install | $1,200 | [ELV1867528](https://nearbypermits.com/boston/permit/ELV1867528/) |
| Jul 6, 2026 | [43 Claybourne St](https://nearbypermits.com/boston/address/43-claybourne-st/) | 300 ft NE | Electrical | New 200A service | $8,000 | [E1853247](https://nearbypermits.com/boston/permit/E1853247/) |
| Jul 2, 2026 | [52 Larchmont St](https://nearbypermits.com/boston/address/52-larchmont-st/) | 880 ft SE | Plumbing | Replace fixtures, 2 full baths, 2 kitchens, 2 washers. | $5,000 | [PL1868357](https://nearbypermits.com/boston/permit/PL1868357/) |
| Jul 2, 2026 | [52 Larchmont St](https://nearbypermits.com/boston/address/52-larchmont-st/) | 880 ft SE | Plumbing | Replace 2 gas stoves | $800 | [G1868361](https://nearbypermits.com/boston/permit/G1868361/) |
| Jun 12, 2026 | [91 Bloomfield St](https://nearbypermits.com/boston/address/91-bloomfield-st/) | 910 ft NE | Other | Replacement of exterior stair treads. | $500 | [SF1860845](https://nearbypermits.com/boston/permit/SF1860845/) |
| Jun 12, 2026 | [100 Claybourne St](https://nearbypermits.com/boston/address/100-claybourne-st/) | 680 ft SE | Alteration or repair | Install 1 patio door for replacement. No structural changes. Work to be done in unit 103 | $5,684 | [SF1858341](https://nearbypermits.com/boston/permit/SF1858341/) |
| Jun 4, 2026 | [8 Athelwold St](https://nearbypermits.com/boston/address/8-athelwold-st/) | 760 ft SW | Electrical | Combining 3 panels into 2 | $2,000 | [E1857469](https://nearbypermits.com/boston/permit/E1857469/) |
| May 28, 2026 | [516 Park St](https://nearbypermits.com/boston/address/516-park-st/) | 920 ft S | Mechanical (HVAC) | Installing 6 zone heat pump system in unit 514 | $31,507 | [SF1823080](https://nearbypermits.com/boston/permit/SF1823080/) |
| May 27, 2026 | [34 Algonquin St](https://nearbypermits.com/boston/address/34-algonquin-st/) | 550 ft W | Plumbing | Third floor bathroom remodeling | $6,000 | [PL1853224](https://nearbypermits.com/boston/permit/PL1853224/) |
| May 21, 2026 | [34 Algonquin St](https://nearbypermits.com/boston/address/34-algonquin-st/) | 550 ft W | Electrical | third floor bathroom renovation light, outlet and exhaust fan | $850 | [E1851972](https://nearbypermits.com/boston/permit/E1851972/) |
| May 19, 2026 | [15 School St](https://nearbypermits.com/boston/address/15-school-st/) | 390 ft SW | Alteration or repair | Interior renovation of bathroom on second floor.Tile on wall ( One partition wall only ) Tile on floor. Note Remainig partition walls will be done by others in a separate building permit application | $3,500 | [SF1840944](https://nearbypermits.com/boston/permit/SF1840944/) |
| May 18, 2026 | [10-18 Bowdoin St](https://nearbypermits.com/boston/address/10--18-bowdoin-st/) | 830 ft N | Roofing | Remove top 2 layers of roof application and install new. | $160,000 | [SF1849099](https://nearbypermits.com/boston/permit/SF1849099/) |
| May 18, 2026 | [34 Algonquin St](https://nearbypermits.com/boston/address/34-algonquin-st/) | 550 ft W | Alteration or repair | Third Floor Bathroom Renovation | $27,900 | [SF1848644](https://nearbypermits.com/boston/permit/SF1848644/) |
| May 15, 2026 | [15 Algonquin St](https://nearbypermits.com/boston/address/15-algonquin-st/) | 290 ft NW | Alteration or repair | Creation Iron Design will repair all fire escape egresses per code by replacing rotted steel, securing railings, repairing a steel column, removing loose paint, repainting, and providing a 5-year Fire Escape Certificate with ISD Boston filing. | $5,425 | [SF1849717](https://nearbypermits.com/boston/permit/SF1849717/) |
| May 14, 2026 | [40 School St](https://nearbypermits.com/boston/address/40-school-st/) | 820 ft W | Electrical | Installation of school sign lighting. | $19,100 | [E1849590](https://nearbypermits.com/boston/permit/E1849590/) |
| May 12, 2026 | [43 Larchmont St](https://nearbypermits.com/boston/address/43-larchmont-st/) | 920 ft E | Roofing | re-roofing | $6,500 | [SF1848564](https://nearbypermits.com/boston/permit/SF1848564/) |
| May 5, 2026 | [35 Larchmont St](https://nearbypermits.com/boston/address/35-larchmont-st/) | 990 ft E | Roofing | ROOF REPLACEMENT (23 SQ) Strip and re-shingle to include install of ice water & shield, new underlayment paper, new drip edge, new arch shingles (30 yr), ridge vent, pipe flashing, chimney flash etc. | $16,800 | [SF1845305](https://nearbypermits.com/boston/permit/SF1845305/) |

### Farther (1,000 ft to ¼ mi), 38 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 8, 2026 | [10 Waterlow St](https://nearbypermits.com/boston/address/10-waterlow-st/) | 0.21 mi W | Alteration or repair | Demo cabinets, bathroom and damaged ceiling. Renovate kitchen, Bathrooms, and bedroom closets repair wood flooring and paint. | $50,000 | [SF1902497](https://nearbypermits.com/boston/permit/SF1902497/) |
| Oct 8, 2026 | [38 Larchmont St](https://nearbypermits.com/boston/address/38-larchmont-st/) | 0.19 mi E | Roofing | Remove existing roofing and install new roofing. No structural changes. | $15,900 | [SF1900173](https://nearbypermits.com/boston/permit/SF1900173/) |
| Oct 8, 2026 | [352 Park St](https://nearbypermits.com/boston/address/352-park-st/) | 0.24 mi E | Plumbing | replacement of 80k btu gas furance | $7,000 | [G1906292](https://nearbypermits.com/boston/permit/G1906292/) |
| Oct 2, 2026 | [15 W Tremlett St](https://nearbypermits.com/boston/address/15-w-tremlett-st/) | 0.20 mi S | Electrical | New service 200 amp to 400 amp and rewire whole house | $15,000 | [E1906681](https://nearbypermits.com/boston/permit/E1906681/) |
| Sep 25, 2026 | [306 Washington St](https://nearbypermits.com/boston/address/306-washington-st/) | 0.22 mi NW | Electrical | Building service upgrade from 200-400 amps. Add in common meter to bring to code. Unit #2 only - Connections to (1) condenser + (1) air handler in basement. | $20,000 | [E1900678](https://nearbypermits.com/boston/permit/E1900678/) |
| Sep 24, 2026 | [10 Waterlow St](https://nearbypermits.com/boston/address/10-waterlow-st/) | 0.21 mi W | Roofing | demo/replace 12 squares of asphalt shingles demo/replace 2 square of ruber roof | $11,500 | [SF1903831](https://nearbypermits.com/boston/permit/SF1903831/) |
| Sep 24, 2026 | [15 W Tremlett St](https://nearbypermits.com/boston/address/15-w-tremlett-st/) | 0.20 mi S | Alteration or repair | we are going to be insulating the walls with cellulose and also insulating the attic with air seal and 15" of cellulose | $19,603 | [SF1897668](https://nearbypermits.com/boston/permit/SF1897668/) |
| Sep 15, 2026 | [3 Herbert St](https://nearbypermits.com/boston/address/3-herbert-st/) | 0.22 mi SW | Alteration or repair | Remove and replace 20 windows, same sizes and locations as the originals. Specs attached. Remove and replace rear flat roofing section only with all new EPDM rubber roofing (1.5sq). | $19,041 | [SF1897333](https://nearbypermits.com/boston/permit/SF1897333/) |
| Sep 10, 2026 | [291-295 Washington St](https://nearbypermits.com/boston/address/291--295-washington-st/) | 0.24 mi NW | Other | Remove all de-energized equipment associated with site ID 4BN0183A, to no longer have any equipment associated with this location. | $19,980 | [SF1895665](https://nearbypermits.com/boston/permit/SF1895665/) |
| Sep 10, 2026 | [49 Alpha Rd](https://nearbypermits.com/boston/address/49-alpha-rd/) | 0.20 mi SE | New building | New construction residential building consisting of four dwelling units.Verify by Plan examiner: The FP plan doesn't match BOA approved plan before permit issurance. | $850,000 | [ERT1748736](https://nearbypermits.com/boston/permit/ERT1748736/) |
| Sep 4, 2026 | [9-9a Shafter St](https://nearbypermits.com/boston/address/9--9a-shafter-st/) | 0.21 mi W | Electrical | Upgrade service to 200A with public meter. UA 28821744 | $8,000 | [E1895509](https://nearbypermits.com/boston/permit/E1895509/) |
| Sep 2, 2026 | [7 Elmont St](https://nearbypermits.com/boston/address/7-elmont-st/) | 0.22 mi W | Roofing | New shingle roof strip off old roof, new pvc railings, new vinyl replacement window and window trim and new exterior door replacement. | $42,300 | [SF1894192](https://nearbypermits.com/boston/permit/SF1894192/) |
| Aug 24, 2026 | [45-47 W Tremlett St](https://nearbypermits.com/boston/address/45--47-w-tremlett-st/) | 0.25 mi S | Alteration or repair | Weatherization/Insulation | $15,290 | [SF1890016](https://nearbypermits.com/boston/permit/SF1890016/) |
| Aug 24, 2026 | [90 Tonawanda St](https://nearbypermits.com/boston/address/90-tonawanda-st/) | 0.20 mi E | Electrical | upgrade service to 400 amps | $8,000 | [E1887857](https://nearbypermits.com/boston/permit/E1887857/) |
| Aug 12, 2026 | [15 Regina Rd](https://nearbypermits.com/boston/address/15-regina-rd/) | 0.19 mi SE | Alteration or repair | Remove and replace existing front porches and stairs in the same location and configuration. Replace decking boards, framing members as needed, balusters, railings, handrails, steps, trim, and associated hardware with code-compliant materials. No change to footprint, layout, or use. Replacement in k | $40,000 | [SF1866878](https://nearbypermits.com/boston/permit/SF1866878/) |
| Aug 10, 2026 | [12 Larchmont St](https://nearbypermits.com/boston/address/12-larchmont-st/) | 0.25 mi E | Electrical | Wiring bathrooms, wiring laundry, replacing old circuits, adding receset lights, replacing all the lights, replacing all plugs switches, adding smoke detectors, upgrating service to 200 amp. | $26,000 | [E1884434](https://nearbypermits.com/boston/permit/E1884434/) |
| Jul 28, 2026 | [81 Dakota St](https://nearbypermits.com/boston/address/81-dakota-st/) | 0.22 mi NE | Plumbing | Unit #3 - 3rd Floor Bathroom - Replace bathtub, no structural change. (Other is a valve) | $1,500 | [PL1875629](https://nearbypermits.com/boston/permit/PL1875629/) |
| Jul 28, 2026 | [81 Dakota St](https://nearbypermits.com/boston/address/81-dakota-st/) | 0.22 mi NE | Plumbing | Unit #1 - 1st Floor bathroom - Replace bathtub, no structural change. (Other is a valve) | $1,500 | [PL1875615](https://nearbypermits.com/boston/permit/PL1875615/) |
| Jul 9, 2026 | [90 Tonawanda St](https://nearbypermits.com/boston/address/90-tonawanda-st/) | 0.20 mi E | Alteration or repair | Work as per attached contractor agreement. This is a project with the Mayor's Office of Housing: Boston Home Construction Unit, Green Retrofit Program. | $99,632 | [SF1847596](https://nearbypermits.com/boston/permit/SF1847596/) |
| Jul 9, 2026 | [20 Ripley Rd](https://nearbypermits.com/boston/address/20-ripley-rd/) | 0.21 mi NW | Electrical | Wiring replacement AC system (Coil/Condenser) | $1,035 | [E1870463](https://nearbypermits.com/boston/permit/E1870463/) |
| Jul 6, 2026 | [12 Larchmont St](https://nearbypermits.com/boston/address/12-larchmont-st/) | 0.25 mi E | Plumbing | New plumbing for 3 bathrooms 1 kitchen and 1 bar sink | $15,000 | [PL1863585](https://nearbypermits.com/boston/permit/PL1863585/) |
| Jul 6, 2026 | [12 Larchmont St](https://nearbypermits.com/boston/address/12-larchmont-st/) | 0.25 mi E | Plumbing | replace tak water heater with on demand replace boiler with gas furnace | $5,000 | [G1863673](https://nearbypermits.com/boston/permit/G1863673/) |
| Jul 6, 2026 | [567 Park St](https://nearbypermits.com/boston/address/567-park-st/) | 0.24 mi SW | Electrical | Low voltage alarm install for 567 Park St Apt 2 | $1,200 | [ELV1867520](https://nearbypermits.com/boston/permit/ELV1867520/) |
| Jul 2, 2026 | [9-9a Shafter St](https://nearbypermits.com/boston/address/9--9a-shafter-st/) | 0.21 mi W | Alteration or repair | Insulation & weatherization | $4,064 | [SF1863031](https://nearbypermits.com/boston/permit/SF1863031/) |
| Jul 1, 2026 | [49 Bowdoin St](https://nearbypermits.com/boston/address/49-bowdoin-st/) | 0.21 mi N | Alteration or repair | Remove and replace 14 windows and 6 exterior window sills. No structural changes. | $21,827 | [SF1862473](https://nearbypermits.com/boston/permit/SF1862473/) |
| Jun 22, 2026 | [54 Alpha Rd](https://nearbypermits.com/boston/address/54-alpha-rd/) | 0.21 mi SE | Roofing | Removal of the existing roof layers and installation of EPDM rubber roof system | $13,500 | [SF1855516](https://nearbypermits.com/boston/permit/SF1855516/) |
| Jun 15, 2026 | [12 Larchmont St](https://nearbypermits.com/boston/address/12-larchmont-st/) | 0.25 mi E | Alteration or repair | Relocate Bathroom on First Floor, Remodel Bathroom on Second Floor, Add Wet Bar on Second Floor, Add Bathroom on Third Floor. Install new forced air heating system, new flooring throughout. | $245,315 | [SF1858868](https://nearbypermits.com/boston/permit/SF1858868/) |
| Jun 10, 2026 | [1 Shafter St](https://nearbypermits.com/boston/address/1-shafter-st/) | 0.19 mi W | Alteration or repair | Repair 1st floor porch, check the depth of footings, and replacing it if necessary. | $12,500 | [SF1859116](https://nearbypermits.com/boston/permit/SF1859116/) |
| Jun 9, 2026 | [352 Park St](https://nearbypermits.com/boston/address/352-park-st/) | 0.24 mi E | Alteration or repair | Tub to shower conversion in First floor bathroom | $14,850 | [SF1852923](https://nearbypermits.com/boston/permit/SF1852923/) |
| Jun 1, 2026 | [352 Park St](https://nearbypermits.com/boston/address/352-park-st/) | 0.24 mi E | Plumbing | Tub to shower conversion in 3rd floor bathroom | $2,500 | [PL1852927](https://nearbypermits.com/boston/permit/PL1852927/) |
| May 26, 2026 | [77 Harvard St](https://nearbypermits.com/boston/address/77-harvard-st/) | 0.21 mi W | Fire systems | Install new fire alarm system in new building iaw 780 cmr 10th edition to include fire alarm initiating and notification devices | $3,500 | [EFA1849489](https://nearbypermits.com/boston/permit/EFA1849489/) |
| May 19, 2026 | [14 Shafter St](https://nearbypermits.com/boston/address/14-shafter-st/) | 0.24 mi NW | Electrical | 2 family house, Service change 200amp | $2,500 | [E1849053](https://nearbypermits.com/boston/permit/E1849053/) |
| May 13, 2026 | [306 Washington St](https://nearbypermits.com/boston/address/306-washington-st/) | 0.22 mi NW | Alteration or repair | insulating ext walls with blown in insulation | $7,292 | [SF1848294](https://nearbypermits.com/boston/permit/SF1848294/) |
| May 11, 2026 | [306 Washington St](https://nearbypermits.com/boston/address/306-washington-st/) | 0.22 mi NW | Electrical | Replacing an exhaust fan in the bathroom | $700 | [E1848093](https://nearbypermits.com/boston/permit/E1848093/) |
| May 7, 2026 | [18-24 Harvard Av](https://nearbypermits.com/boston/address/18--24-harvard-av/) | 0.22 mi NW | Fire systems | install backflow and check Valve and osy valve | $18,000 | [SF1843701](https://nearbypermits.com/boston/permit/SF1843701/) |
| May 5, 2026 | [27 Lindsey St](https://nearbypermits.com/boston/address/27-lindsey-st/) | 0.21 mi E | Roofing | ROOF REPLACEMENT (26 sq) Remove existing 2 layers, install new ice water shield, new underlayment, new drip edge, new arch shingles, pipe flashing, ridge vent, flat chimney with lead, install small rubber roof to flat area. | $18,600 | [SF1845304](https://nearbypermits.com/boston/permit/SF1845304/) |
| May 5, 2026 | [20 Westville St](https://nearbypermits.com/boston/address/20-westville-st/) | 0.19 mi N | Electrical | Installation of (1) E.V. charger that has load management included within the charger | $1,000 | [E1845276](https://nearbypermits.com/boston/permit/E1845276/) |
| May 1, 2026 | [45-47 W Tremlett St](https://nearbypermits.com/boston/address/45--47-w-tremlett-st/) | 0.25 mi S | Alteration or repair | Install 3/8" foam insulation board to the exterior of home. Install double 4" vinyl siding. Cover all trim fascia and soffit. Install black gutters and downspouts. | $28,600 | [SF1842736](https://nearbypermits.com/boston/permit/SF1842736/) |

## Zoning requests nearby

There are no zoning requests on file within ¼ mi. Boston's feed was last read Oct 11.

## More on this street

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

- [404 Washington St](https://nearbypermits.com/boston/address/404-washington-st/): newest permit Mar 19, 2026
- [407 Washington St](https://nearbypermits.com/boston/address/407-washington-st/): newest permit Jun 25, 2026
- [401-419 Washington St](https://nearbypermits.com/boston/address/401--419-washington-st/): newest permit Feb 5, 2026
- [412-414 Washington St](https://nearbypermits.com/boston/address/412--414-washington-st/): newest permit Oct 21, 2025
- [413-425 Washington St](https://nearbypermits.com/boston/address/413--425-washington-st/): newest permit Oct 15, 2024
- [415 Washington St](https://nearbypermits.com/boston/address/415-washington-st/): newest permit Feb 11, 2025
- [417-435 Washington St](https://nearbypermits.com/boston/address/417--435-washington-st/): newest permit Oct 7, 2026
- [391-405 Washington St](https://nearbypermits.com/boston/address/391--405-washington-st/): newest permit Sep 14, 2026
- [389-397 Washington St](https://nearbypermits.com/boston/address/389--397-washington-st/): newest permit Apr 8, 2026
- [388 Washington St](https://nearbypermits.com/boston/address/388-washington-st/): newest permit Feb 26, 2025

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-11 18:47 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 11, 17:17 UTC.

Map, all 4 permits at this address and 96 nearby: https://nearbypermits.com/boston/address/405-washington-st/