# Building permits at 43 Prospect Av, Boston, MA

The biggest project within a quarter mile since May 1: a $500,000 alteration or repair at 55 Brown Av, permitted Sep 18.

Four permits on record here. The newest, Jul 6: Replacing an old cast iron boiler with a new one. Within a quarter mile, the city has issued 97 more permits (95 projects) since May 1. One is for a new building, 780 ft away.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jul 6, 2026 | Plumbing | Replacing an old cast iron boiler with a new one. Need to modify inocming gas line and inlet. | $10,000 | [G1867719](https://nearbypermits.com/boston/permit/G1867719/) |
| Jun 25, 2026 | Alteration or repair | Upgrade wiring and service to 200AMP. Install new boiler. Patch walls and ceiling and paint. Sand and re-finish HW Floors. No structural work. No exterior work. | $78,944 | [SF1848027](https://nearbypermits.com/boston/permit/SF1848027/) |
| Jun 18, 2026 | Electrical | Rewire of house 1st floor and 2nd floor 2 bathrooms and kitchen and hallway basement laundry | $15,000 | [E1862486](https://nearbypermits.com/boston/permit/E1862486/) |
| Jun 16, 2026 | Plumbing | Adding a laundry box in a 2nd floor bedroom. New PVC drain stack tied in directly to the 3" main in basement, and individual vent tying into 4" vent stack in attic crawl space. Replacing exisiting non-functioning natural gas cast iron boiler with new Burnham X-207N-TH natural gas fired boiler. | $13,500 | [PL1861046](https://nearbypermits.com/boston/permit/PL1861046/) |

## Within ¼ mi since May 1, 2026

97 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 |
|---|---|---|---|---|---|---|
| Jul 6, 2026 | [48 Sherwood St](https://nearbypermits.com/boston/address/48-sherwood-st/) | 110 ft SW | Electrical | Mini split wiring (3 Ton) | $1,000 | [E1867967](https://nearbypermits.com/boston/permit/E1867967/) |
| Jun 5, 2026 | [48 Sherwood St](https://nearbypermits.com/boston/address/48-sherwood-st/) | 110 ft SW | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-867515) | $6,000 | [SF1856241](https://nearbypermits.com/boston/permit/SF1856241/) |
| Jun 1, 2026 | [52 Brookdale St](https://nearbypermits.com/boston/address/52-brookdale-st/) | 210 ft N | Electrical | Emergency service repair due to the storm over the weekend - 200A upper portion only | $3,290 | [E1856251](https://nearbypermits.com/boston/permit/E1856251/) |
| May 11, 2026 | [2-2h Sheldon St](https://nearbypermits.com/boston/address/2--2h-sheldon-st/) | 130 ft SW | Electrical | Installation and wiring of replacement mixed system into existing ductwork consisting of three condensers, one air handler, one evaporator coil, and three mini split heads. | $10,115 | [E1838480](https://nearbypermits.com/boston/permit/E1838480/) |

### This block (250 to 1,000 ft), 59 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 5, 2026 | [29 Rowe St](https://nearbypermits.com/boston/address/29-rowe-st/) | 780 ft SE | New building | Erect two (2) family structure on existing 4,104 square foot lot with parking for 2 vehicles in enclosed garage.;Permit application is under the;10th Edition.;E[plans] Filed.; | $150,000 | [ERT1748690](https://nearbypermits.com/boston/permit/ERT1748690/) |
| Sep 30, 2026 | [21 Sherwood St](https://nearbypermits.com/boston/address/21-sherwood-st/) | 460 ft S | Alteration or repair | Pending;ALT1897096 - Occupancy Committee.Residential weatherization/air sealing. No structural changes. (Site ID-876598) | $3,000 | [SF1882616](https://nearbypermits.com/boston/permit/SF1882616/) |
| Sep 30, 2026 | [24 Johnswood Rd](https://nearbypermits.com/boston/address/24-johnswood-rd/) | 580 ft S | Electrical | Meter replacement as part of Eversource's AMI project | $1,500 | [E1904526](https://nearbypermits.com/boston/permit/E1904526/) |
| Sep 26, 2026 | [85 Florence St](https://nearbypermits.com/boston/address/85-florence-st/) | 590 ft NW | Alteration or repair | Drill and blow exterior walls air seal and insulate attic floor | $6,925 | [SF1902191](https://nearbypermits.com/boston/permit/SF1902191/) |
| Sep 24, 2026 | [21 Sherwood St](https://nearbypermits.com/boston/address/21-sherwood-st/) | 460 ft S | Alteration or repair | Pending;ALT1897096 - Occupancy CommitteeInstalling 6 ductless mini split heads and 1 outdoor condenser | $34,000 | [SF1896334](https://nearbypermits.com/boston/permit/SF1896334/) |
| Sep 23, 2026 | [124-126 Florence St](https://nearbypermits.com/boston/address/124--126-florence-st/) | 780 ft N | Plumbing | Run two new underground gas lines for national grid to move their meter locations for customer to add in egress windows at a later date | $6,000 | [G1903063](https://nearbypermits.com/boston/permit/G1903063/) |
| Sep 19, 2026 | [171 Sycamore St](https://nearbypermits.com/boston/address/171-sycamore-st/) | 470 ft N | Alteration or repair | Renovation of the existing kitchen and first-floor half bathroom. selective demolition, framing and carpentry modifications, insulation, drywall, plaster repairs, painting, new mep's, kitchen cabinet installation. | $95,493 | [SF1883331](https://nearbypermits.com/boston/permit/SF1883331/) |
| Sep 17, 2026 | [31 Lindall St](https://nearbypermits.com/boston/address/31-lindall-st/) | 850 ft NW | Plumbing | Renovation, basement elec. Water heater. 1St fl kitchen and 1/2 bath. 2Nd fl 1 full bath and washer. 3Rd fl 1 full bath. | $10,000 | [PL1901918](https://nearbypermits.com/boston/permit/PL1901918/) |
| Sep 17, 2026 | [31 Lindall St](https://nearbypermits.com/boston/address/31-lindall-st/) | 850 ft NW | Plumbing | Renovation, basement 1 furnace. 3Rd fl 1 furnace. | $3,000 | [G1901926](https://nearbypermits.com/boston/permit/G1901926/) |
| Sep 16, 2026 | [169 Sycamore St](https://nearbypermits.com/boston/address/169-sycamore-st/) | 440 ft N | Alteration or repair | Remove 1 existing door and replace with 1 new door. No structural work. Work to take place in unit 1 | $2,664 | [SF1897747](https://nearbypermits.com/boston/permit/SF1897747/) |
| Sep 15, 2026 | [171 Sycamore St](https://nearbypermits.com/boston/address/171-sycamore-st/) | 470 ft N | Roofing | Removal and replacement of existing roofing system with new asphalt shingles, including all necessary accessories to ensure a complete and watertight installation. | $4,800 | [SF1899346](https://nearbypermits.com/boston/permit/SF1899346/) |
| Sep 15, 2026 | [51 Cummins Hw](https://nearbypermits.com/boston/address/51-cummins-hw/) | 970 ft W | Plumbing | renovation | $5,000 | [PL1901351](https://nearbypermits.com/boston/permit/PL1901351/) |
| Sep 9, 2026 | [109 Florence St](https://nearbypermits.com/boston/address/109-florence-st/) | 560 ft NW | Plumbing | Rough and finish plumbing for basement | $200,000 | [PL1893926](https://nearbypermits.com/boston/permit/PL1893926/) |
| Sep 8, 2026 | [101 Florence St](https://nearbypermits.com/boston/address/101-florence-st/) | 560 ft NW | Alteration or repair | Clean Joe will be removing all affected drywalls, ceilings, and floors to clean up and prevent further damages. Interior finishes only. | $15,000 | [SF1897462](https://nearbypermits.com/boston/permit/SF1897462/) |
| Sep 8, 2026 | [86 Sycamore St](https://nearbypermits.com/boston/address/86-sycamore-st/) | 810 ft W | Roofing | strip and install a new roof | $12,800 | [SF1896214](https://nearbypermits.com/boston/permit/SF1896214/) |
| Sep 8, 2026 | [101 Florence St](https://nearbypermits.com/boston/address/101-florence-st/) | 560 ft NW | Alteration or repair | secure property post fire damage (board-up only) | $1,000 | [SF1894933](https://nearbypermits.com/boston/permit/SF1894933/) |
| Sep 6, 2026 | [21 Sherwood St](https://nearbypermits.com/boston/address/21-sherwood-st/) | 460 ft S | Electrical | Ductless mini split and 100 Amp existing panel upgrade | $2,450 | [E1896272](https://nearbypermits.com/boston/permit/E1896272/) |
| Sep 2, 2026 | [7 Sheldon St](https://nearbypermits.com/boston/address/7-sheldon-st/) | 280 ft W | Electrical | Upgrade service from 100 amp to 200 amp | $4,000 | [E1896369](https://nearbypermits.com/boston/permit/E1896369/) |
| Aug 31, 2026 | [67 Florence St](https://nearbypermits.com/boston/address/67-florence-st/) | 720 ft W | Electrical | Bathroom electrical remodeling. 1) new shower recessed lighting. 2) replacement of existing plugs and switch to dimmers. | $4,500 | [E1895861](https://nearbypermits.com/boston/permit/E1895861/) |
| Aug 27, 2026 | [217-219 Florence St](https://nearbypermits.com/boston/address/217--219-florence-st/) | 750 ft NE | Plumbing | replace existing tub valve only with new tub valve only | $1,500 | [PL1895308](https://nearbypermits.com/boston/permit/PL1895308/) |
| Aug 27, 2026 | [67 Florence St](https://nearbypermits.com/boston/address/67-florence-st/) | 720 ft W | Plumbing | replace toilet, sink and shower | $1,000 | [PL1891303](https://nearbypermits.com/boston/permit/PL1891303/) |
| Aug 26, 2026 | [171 Sycamore St](https://nearbypermits.com/boston/address/171-sycamore-st/) | 470 ft N | Solar | Installation of roof mounted photovoltaic solar systems, 6.97 KW 17 panels with installation of 1 franklin battery storage installed on exterior of home | $62,100 | [SF1890467](https://nearbypermits.com/boston/permit/SF1890467/) |
| Aug 24, 2026 | [171 Sycamore St](https://nearbypermits.com/boston/address/171-sycamore-st/) | 470 ft N | Solar | Installation of roof mounted photovoltaic solar systems, 6.97 KW 17 panels with installation of 1 franklin battery storage installed on exterior of home | $62,100 | [E1890470](https://nearbypermits.com/boston/permit/E1890470/) |
| Aug 19, 2026 | [167 Sycamore St](https://nearbypermits.com/boston/address/167-sycamore-st/) | 420 ft N | Electrical | - Demo bx circuits. - Rewire with romex. | $7,000 | [E1877949](https://nearbypermits.com/boston/permit/E1877949/) |
| Aug 18, 2026 | [105 Cummins Hw](https://nearbypermits.com/boston/address/105-cummins-hw/) | 760 ft SW | Other | Interstate to erect two 20'x20'x8'h tents for BPS event. Install: 8/10. Removal: 8/13. | $3,879 | [SF1883916](https://nearbypermits.com/boston/permit/SF1883916/) |
| Aug 18, 2026 | [171 Sycamore St](https://nearbypermits.com/boston/address/171-sycamore-st/) | 470 ft N | Electrical | Service Conductor Refeed - Replacing existing meter and service disconnect to address code violations | $2,000 | [E1887323](https://nearbypermits.com/boston/permit/E1887323/) |
| Aug 17, 2026 | [67 Florence St](https://nearbypermits.com/boston/address/67-florence-st/) | 720 ft W | Alteration or repair | Remove and replace tub, wall tile, toilet, vanity and floor tile from bathroom. | $31,662 | [SF1888737](https://nearbypermits.com/boston/permit/SF1888737/) |
| Aug 13, 2026 | [218 Florence St](https://nearbypermits.com/boston/address/218-florence-st/) | 930 ft NE | Plumbing | Tub to shower remodel with an acrylic replacement unit and prefabricated base. Replace fixture and valve. No structural work. | $4,959 | [PL1880370](https://nearbypermits.com/boston/permit/PL1880370/) |
| Aug 12, 2026 | [218 Florence St](https://nearbypermits.com/boston/address/218-florence-st/) | 930 ft NE | Alteration or repair | Tub to shower remodel with an acrylic replacement unit and prefabricated base. Replace fixture and valve. No structural work. | $15,771 | [SF1880367](https://nearbypermits.com/boston/permit/SF1880367/) |
| Aug 11, 2026 | [193 Florence St](https://nearbypermits.com/boston/address/193-florence-st/) | 800 ft NE | Alteration or repair | Air seal and insulate exterior walls and basement ceiling. | $20,000 | [SF1883600](https://nearbypermits.com/boston/permit/SF1883600/) |
| Aug 7, 2026 | [7 Sheldon St](https://nearbypermits.com/boston/address/7-sheldon-st/) | 280 ft W | Alteration or repair | Cabinets in Kitchen, Facelift of half bath, facelift of full bath | $15,000 | [SF1879970](https://nearbypermits.com/boston/permit/SF1879970/) |
| Jul 31, 2026 | [82 Johnswood Rd](https://nearbypermits.com/boston/address/82-johnswood-rd/) | 490 ft S | Electrical | Mini split condenser wiring (4.25 Ton) | $1,000 | [E1878274](https://nearbypermits.com/boston/permit/E1878274/) |
| Jul 23, 2026 | [100 Cummins Hw](https://nearbypermits.com/boston/address/100-cummins-hw/) | 500 ft SW | Plumbing | install new backflow preventer for irrigation | $3,000 | [PL1874845](https://nearbypermits.com/boston/permit/PL1874845/) |
| Jul 22, 2026 | [36 Bexley Rd](https://nearbypermits.com/boston/address/36-bexley-rd/) | 930 ft NW | Plumbing | bathroom renovation, change 3-fixtures, plumbing rough and finish | $5,200 | [PL1874943](https://nearbypermits.com/boston/permit/PL1874943/) |
| Jul 22, 2026 | [36 Bexley Rd](https://nearbypermits.com/boston/address/36-bexley-rd/) | 930 ft NW | Electrical | Replace exhaust fan, outlet and light in bathroom | $2,000 | [E1874290](https://nearbypermits.com/boston/permit/E1874290/) |
| Jul 14, 2026 | [35 Firth Rd](https://nearbypermits.com/boston/address/35-firth-rd/) | 990 ft NW | Roofing | Tear off existing shingles and dispose of them properly. Install 16.01 SQ of GAF Asphalt Shingles. No structural changes will occur | $19,000 | [SF1870999](https://nearbypermits.com/boston/permit/SF1870999/) |
| Jul 14, 2026 | [35 Firth Rd](https://nearbypermits.com/boston/address/35-firth-rd/) | 990 ft NW | Alteration or repair | Tear off existing siding. Install 26.32 SQ of Vinyl Siding. No structural changes will occur. | $53,996 | [SF1870145](https://nearbypermits.com/boston/permit/SF1870145/) |
| Jul 9, 2026 | [31 Lindall St](https://nearbypermits.com/boston/address/31-lindall-st/) | 850 ft NW | Alteration or repair | Renovation of existing single-family: attic/Bedroom 4 renovation with new bath and closet, and rear shed dormer per stamped plans. No new foundation, no expansion of the building footprint, no new deck or accessory structure, no change to lot coverage, no change to setbacks, and no change in use. | $20,000 | [ALT1856963](https://nearbypermits.com/boston/permit/ALT1856963/) |
| Jul 7, 2026 | [36 Bexley Rd](https://nearbypermits.com/boston/address/36-bexley-rd/) | 930 ft NW | Alteration or repair | Bathroom renovation: new ceramic tile shower, replace toilet, vanity, and accessories Replace 11 windows kitchen laminate floor, 1 exterior door | $44,200 | [SF1868798](https://nearbypermits.com/boston/permit/SF1868798/) |
| Jul 2, 2026 | [35 Lindall St](https://nearbypermits.com/boston/address/35-lindall-st/) | 850 ft NW | Alteration or repair | Install 17 windows for replacement. No structural changes. | $47,865 | [SF1865615](https://nearbypermits.com/boston/permit/SF1865615/) |
| Jul 2, 2026 | [31 Lindall St](https://nearbypermits.com/boston/address/31-lindall-st/) | 850 ft NW | Alteration or repair | Interior renovation of existing single-family dwelling: kitchen remodel, renovate 1st-floor half bath, 2nd-floor bath, per stamped plans. No new unit or change in use/occupancy. | $50,000 | [SF1865011](https://nearbypermits.com/boston/permit/SF1865011/) |
| Jun 29, 2026 | [109 Florence St](https://nearbypermits.com/boston/address/109-florence-st/) | 560 ft NW | Plumbing | Rough plumbing as well as finish. Converting an illegal bathroom into a legal bathroom in basement | $2,500 | [PL1866847](https://nearbypermits.com/boston/permit/PL1866847/) |
| Jun 25, 2026 | [85 Florence St](https://nearbypermits.com/boston/address/85-florence-st/) | 590 ft NW | Alteration or repair | Insulation & weatherization | $4,330 | [SF1863018](https://nearbypermits.com/boston/permit/SF1863018/) |
| Jun 24, 2026 | [109 Florence St](https://nearbypermits.com/boston/address/109-florence-st/) | 560 ft NW | Electrical | At the basement, wired a new one-bedroom apartment, including lighting, receptacles, switches, smoked detectors and required electrical circuits. Installed recessed lighting throughout the unit and added a new meter socket for the electrical service. | $9,000 | [E1863806](https://nearbypermits.com/boston/permit/E1863806/) |
| Jun 9, 2026 | [100 Cummins Hw](https://nearbypermits.com/boston/address/100-cummins-hw/) | 500 ft SW | Alteration or repair | Install pvc piping in the ground to accommodate 5post lights and 2 power pedestals | $8,000 | [E1858551](https://nearbypermits.com/boston/permit/E1858551/) |
| Jun 5, 2026 | [185 Sycamore St](https://nearbypermits.com/boston/address/185-sycamore-st/) | 620 ft N | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-864354) | $2,000 | [SF1856242](https://nearbypermits.com/boston/permit/SF1856242/) |
| Jun 4, 2026 | [12 Palfrey St](https://nearbypermits.com/boston/address/12-palfrey-st/) | 790 ft E | Alteration or repair | Install Foundation Push Pier(s) | $55,000 | [ALT1852700](https://nearbypermits.com/boston/permit/ALT1852700/) |
| May 20, 2026 | [224 Florence St](https://nearbypermits.com/boston/address/224-florence-st/) | 850 ft E | Electrical | add outlets on a new wall, and install switch install 6 recessed lights and 1 recessed light on closet | $1,800 | [E1850570](https://nearbypermits.com/boston/permit/E1850570/) |
| May 19, 2026 | [118 Cummins Hw](https://nearbypermits.com/boston/address/118-cummins-hw/) | 590 ft SW | Plumbing | Full bathroom renovation | $5,500 | [PL1850692](https://nearbypermits.com/boston/permit/PL1850692/) |
| May 15, 2026 | [97 Florence St](https://nearbypermits.com/boston/address/97-florence-st/) | 560 ft NW | Alteration or repair | Remove and replace 6 windows in unit 2. No structural changes. | $7,931 | [SF1848885](https://nearbypermits.com/boston/permit/SF1848885/) |
| May 15, 2026 | [118 Cummins Hw](https://nearbypermits.com/boston/address/118-cummins-hw/) | 590 ft SW | Electrical | Complete Bathroom renovation | $2,500 | [E1849969](https://nearbypermits.com/boston/permit/E1849969/) |
| May 14, 2026 | [1 Prospect Av](https://nearbypermits.com/boston/address/1-prospect-av/) | 530 ft SE | Electrical | EV charger | $1,366 | [E1848791](https://nearbypermits.com/boston/permit/E1848791/) |
| May 13, 2026 | [43 Florence St](https://nearbypermits.com/boston/address/43-florence-st/) | 990 ft W | Roofing | Remove and Replace Asphalt Shingle Roof, Replace all Pipe Flashing, Install New Baffled Ridge Vent, Re-Flash Chimney | $15,511 | [SF1848231](https://nearbypermits.com/boston/permit/SF1848231/) |
| May 13, 2026 | [118 Cummins Hw](https://nearbypermits.com/boston/address/118-cummins-hw/) | 590 ft SW | Alteration or repair | bathroom remodeling including installation of new walk-in shower | $29,200 | [SF1848002](https://nearbypermits.com/boston/permit/SF1848002/) |
| May 11, 2026 | [48 Murray Hill Rd](https://nearbypermits.com/boston/address/48-murray-hill-rd/) | 920 ft NW | Alteration or repair | Installation and wiring of ductless system consisting of two condensers and seven mini split heads. | $24,302 | [SF1847456](https://nearbypermits.com/boston/permit/SF1847456/) |
| May 11, 2026 | [48 Murray Hill Rd](https://nearbypermits.com/boston/address/48-murray-hill-rd/) | 920 ft NW | Electrical | Installation and wiring of ductless system consisting of two condensers and seven mini split heads. | $8,101 | [E1847458](https://nearbypermits.com/boston/permit/E1847458/) |
| May 11, 2026 | [111 Sycamore St](https://nearbypermits.com/boston/address/111-sycamore-st/) | 440 ft W | Electrical | upgrade service. rewire apartment 1 and apartment 2. rough and finish | $24,000 | [E1845302](https://nearbypermits.com/boston/permit/E1845302/) |
| May 8, 2026 | [93 Cummins Hw](https://nearbypermits.com/boston/address/93-cummins-hw/) | 690 ft SW | Fence, wall or deck | 10x12 Shed; Needs to be 4 feet away from all property lines.; | $600 | [SF1847269](https://nearbypermits.com/boston/permit/SF1847269/) |
| May 5, 2026 | [97 Florence St](https://nearbypermits.com/boston/address/97-florence-st/) | 560 ft NW | Plumbing | Unit 2 bathroom - Replace bathtub, no structural change. (Other is a valve) | $1,500 | [PL1845431](https://nearbypermits.com/boston/permit/PL1845431/) |

### Farther (1,000 ft to ¼ mi), 34 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | [190-200 Cummins Hw](https://nearbypermits.com/boston/address/190--200-cummins-hw/) | 0.22 mi S | Addition | Erect a rear addition to existing school as per plans.Reassigned to DB on 6/26/2026 | $150,000 | [ALT1804788](https://nearbypermits.com/boston/permit/ALT1804788/) |
| Sep 30, 2026 | [20-22 Murray Hill Rd](https://nearbypermits.com/boston/address/20--22-murray-hill-rd/) | 0.23 mi NW | Electrical | Transfer public lights to public panel Call for public meter | $3,200 | [E1905732](https://nearbypermits.com/boston/permit/E1905732/) |
| Sep 28, 2026 | [66 Sycamore St](https://nearbypermits.com/boston/address/66-sycamore-st/) | 0.19 mi SW | Electrical | replace a light fixture in a bedroom second floor | $150 | [E1884358](https://nearbypermits.com/boston/permit/E1884358/) |
| Sep 18, 2026 | [55 Brown Av](https://nearbypermits.com/boston/address/55-brown-av/) | 0.24 mi S | Alteration or repair | Full gut remodel of interior Replace all fixtures DW+Plaster+Paint Refinish Floors Till all bathrooms Replace Cabinets Refrence ALT1861039 | $500,000 | [SF1901755](https://nearbypermits.com/boston/permit/SF1901755/) |
| Sep 15, 2026 | [53 Brown Av](https://nearbypermits.com/boston/address/53-brown-av/) | 0.25 mi S | Electrical | New home. 200amps overhead service. Finished basement, 1st, 2nd, and 3rd floors. Recessed lighting in main areas. Center fixture in each bedroom. Cat6 data runs in each family area. Fire protection | $35,000 | [E1901212](https://nearbypermits.com/boston/permit/E1901212/) |
| Sep 14, 2026 | [53 Brown Av](https://nearbypermits.com/boston/address/53-brown-av/) | 0.25 mi S | Plumbing | New construction | $5,000 | [PL1900983](https://nearbypermits.com/boston/permit/PL1900983/) |
| Sep 9, 2026 | [1 Rosemere Ct](https://nearbypermits.com/boston/address/1-rosemere-ct/) | 0.25 mi W | Electrical | Run and install 8 cables and internet ports | $3,500 | [ELV1897578](https://nearbypermits.com/boston/permit/ELV1897578/) |
| Sep 9, 2026 | [1 Rosemere Ct](https://nearbypermits.com/boston/address/1-rosemere-ct/) | 0.25 mi W | Electrical | Re-wire both units and common areas up to electrical code.also install a 200 amp service with 3 meters. | $35,000 | [E1897577](https://nearbypermits.com/boston/permit/E1897577/) |
| Aug 24, 2026 | [1 Rosemere Ct](https://nearbypermits.com/boston/address/1-rosemere-ct/) | 0.25 mi W | Plumbing | 2 baths, 2 kitchens, 2 washers plumbing renovation. | $23,000 | [PL1891524](https://nearbypermits.com/boston/permit/PL1891524/) |
| Aug 24, 2026 | [1 Rosemere Ct](https://nearbypermits.com/boston/address/1-rosemere-ct/) | 0.25 mi W | Plumbing | Gas piping for 2 furnaces, and 2 stoves. | $4,000 | [G1891528](https://nearbypermits.com/boston/permit/G1891528/) |
| Aug 20, 2026 | [57 Sycamore St](https://nearbypermits.com/boston/address/57-sycamore-st/) | 0.20 mi SW | Alteration or repair | Install vinyl siding and aluminum trim | $28,000 | [SF1890663](https://nearbypermits.com/boston/permit/SF1890663/) |
| Aug 20, 2026 | [28 Marion St](https://nearbypermits.com/boston/address/28-marion-st/) | 0.23 mi NE | Fire systems | replace backflow preventer | $10,000 | [SF1885657](https://nearbypermits.com/boston/permit/SF1885657/) |
| Aug 20, 2026 | [25 Cummins Hw](https://nearbypermits.com/boston/address/25-cummins-hw/) | 0.24 mi W | Electrical | Disconnect power for cell phone dish (dish is on the roof, meter is in the basement) & remove meter & seal up meter socket | $500 | [E1864930](https://nearbypermits.com/boston/permit/E1864930/) |
| Aug 10, 2026 | [16 Hawthorne St](https://nearbypermits.com/boston/address/16-hawthorne-st/) | 0.20 mi W | Roofing | Strip and install a new roof on the rear extension roof. | $8,280 | [SF1877138](https://nearbypermits.com/boston/permit/SF1877138/) |
| Aug 3, 2026 | [21 Bexley Rd](https://nearbypermits.com/boston/address/21-bexley-rd/) | 0.22 mi NW | Roofing | Strip shingle and re-roof (23 SQ) | $11,697 | [SF1875735](https://nearbypermits.com/boston/permit/SF1875735/) |
| Jul 31, 2026 | [1 Rosemere Ct](https://nearbypermits.com/boston/address/1-rosemere-ct/) | 0.25 mi W | Alteration or repair | Repair/Replace cracked plaster wall in stairwell. Paint and finish | $1,500 | [SF1877769](https://nearbypermits.com/boston/permit/SF1877769/) |
| Jul 31, 2026 | [160 Florence St](https://nearbypermits.com/boston/address/160-florence-st/) | 0.22 mi N | Electrical | City of boston event requiring generator | $500 | [ETS1879659](https://nearbypermits.com/boston/permit/ETS1879659/) |
| Jul 21, 2026 | [190-200 Cummins Hw](https://nearbypermits.com/boston/address/190--200-cummins-hw/) | 0.22 mi S | Electrical | NEW CAT6 CABLING SCOPE: Total Cables – 66) 12 – 1 Port Wireless Access Point Locations 11 – 1 Port Wall Phone Locations 11 – 1 Port Projector Locations 16 – 2 Port Wall Drop Locations | $60,000 | [ELV1873898](https://nearbypermits.com/boston/permit/ELV1873898/) |
| Jul 17, 2026 | [28 Marion St](https://nearbypermits.com/boston/address/28-marion-st/) | 0.23 mi NE | Fire systems | Install new fire alarm in place of assembly, church : casa gloriosa internacional boston. To include new fire alarm panel, notification devices, and detection devices, along with audio shutdown and if needed auto illumination features. Building has existing sprinkler protection throughout | $12,750 | [EFA1873503](https://nearbypermits.com/boston/permit/EFA1873503/) |
| Jul 14, 2026 | [1 Rosemere Ct](https://nearbypermits.com/boston/address/1-rosemere-ct/) | 0.25 mi W | Alteration or repair | 2 newkitchens2newbathroom update eletric,plumbing,add HVAC,paint interior,fix front decking,sand floorsnew cabinets,vants bath fixtures.tile 2 bathe rooms fllor and tubs only, | $100 | [SF1865727](https://nearbypermits.com/boston/permit/SF1865727/) |
| Jul 10, 2026 | [55 Brown Av](https://nearbypermits.com/boston/address/55-brown-av/) | 0.24 mi S | Plumbing | 2 family plumbing for both units. | $35,000 | [PL1869765](https://nearbypermits.com/boston/permit/PL1869765/) |
| Jun 22, 2026 | [190-200 Cummins Hw](https://nearbypermits.com/boston/address/190--200-cummins-hw/) | 0.22 mi S | Electrical | Bring existing outlets into the new framed exterior walls in 3 classrooms on the 3rd floor. | $4,500 | [E1863227](https://nearbypermits.com/boston/permit/E1863227/) |
| Jun 16, 2026 | [190-200 Cummins Hw](https://nearbypermits.com/boston/address/190--200-cummins-hw/) | 0.22 mi S | Alteration or repair | Renovation of classrooms | $256,032 | [SF1856151](https://nearbypermits.com/boston/permit/SF1856151/) |
| Jun 16, 2026 | [190-200 Cummins Hw](https://nearbypermits.com/boston/address/190--200-cummins-hw/) | 0.22 mi S | Grading | Exploratory excavation of existing school ahead of ALT1804788 being issued. | $50,000 | [SF1853560](https://nearbypermits.com/boston/permit/SF1853560/) |
| Jun 10, 2026 | [1 Rosemere Ct](https://nearbypermits.com/boston/address/1-rosemere-ct/) | 0.25 mi W | Alteration or repair | Mass Save Insulation | $10,000 | [SF1856850](https://nearbypermits.com/boston/permit/SF1856850/) |
| Jun 5, 2026 | [42 Florence St](https://nearbypermits.com/boston/address/42-florence-st/) | 0.20 mi W | Plumbing | Gas boiler replacement | $5,500 | [G1857286](https://nearbypermits.com/boston/permit/G1857286/) |
| Jun 4, 2026 | [42 Florence St](https://nearbypermits.com/boston/address/42-florence-st/) | 0.20 mi W | Plumbing | Gas boiler replacement | $5,500 | [PL1857288](https://nearbypermits.com/boston/permit/PL1857288/) |
| May 28, 2026 | [420 Hyde Park Av](https://nearbypermits.com/boston/address/420-hyde-park-av/) | 0.24 mi E | Plumbing | backflow preventer, water pipe | $1,000 | [PL1842874](https://nearbypermits.com/boston/permit/PL1842874/) |
| May 28, 2026 | [420 Hyde Park Av](https://nearbypermits.com/boston/address/420-hyde-park-av/) | 0.24 mi E | Plumbing | Install a Navian boiler 170,000 btu | $1,000 | [G1842508](https://nearbypermits.com/boston/permit/G1842508/) |
| May 26, 2026 | [31 Firth Rd](https://nearbypermits.com/boston/address/31-firth-rd/) | 0.20 mi NW | Alteration or repair | 3 Family Emergency Repair/ Replace Railing | $10,000 | [SF1851904](https://nearbypermits.com/boston/permit/SF1851904/) |
| May 19, 2026 | [190-200 Cummins Hw](https://nearbypermits.com/boston/address/190--200-cummins-hw/) | 0.22 mi S | Electrical | Installing burglar alarm system in Brooke Charter School. | $6,800 | [ELV1843485](https://nearbypermits.com/boston/permit/ELV1843485/) |
| May 12, 2026 | [1 Rosemere Ct](https://nearbypermits.com/boston/address/1-rosemere-ct/) | 0.25 mi W | Electrical | Removal of knob and tube wiring in exterior walls to make safe for insulation to be installed. | $7,000 | [E1848259](https://nearbypermits.com/boston/permit/E1848259/) |
| May 7, 2026 | [483-497 Hyde Park Av](https://nearbypermits.com/boston/address/483--497-hyde-park-av/) | 0.20 mi E | Alteration or repair | Mass Save Insulation | $4,854 | [SF1844929](https://nearbypermits.com/boston/permit/SF1844929/) |
| May 5, 2026 | [446-450 Hyde Park Av](https://nearbypermits.com/boston/address/446--450-hyde-park-av/) | 0.22 mi E | Fire systems | Installing fire alarm system Two pull stations Two smoke Three horns strobes One cooking hood One beacon One strobe only | $4,000 | [EFA1846002](https://nearbypermits.com/boston/permit/EFA1846002/) |

## More on this street

Other addresses on Prospect Av with permits, nearest house number first:

- [55 Prospect Av](https://nearbypermits.com/boston/address/55-prospect-av/): newest permit Jan 12, 2026
- [56 Prospect Av](https://nearbypermits.com/boston/address/56-prospect-av/): newest permit Oct 6, 2025
- [1 Prospect Av](https://nearbypermits.com/boston/address/1-prospect-av/): newest permit May 14, 2026

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-08 00:40 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 4 permits at this address and 97 nearby: https://nearbypermits.com/boston/address/43-prospect-av/