# Building permits at 46-48 Mountain Av, Boston, MA

The biggest project within a quarter mile since May 1: a $565,200 project at 2-26 Marden Av, permitted Jun 4.

16 permits on record here. The newest, Aug 24: Remodeling three bathrooms and three kitchens on floors 1 2 and 3. Within a quarter mile, the city has issued 63 more permits (60 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Aug 24, 2026 | Plumbing | remodeling three bathrooms and three kitchens on floors 1 2 and 3 | $15,000 | [PL1891402](https://nearbypermits.com/boston/permit/PL1891402/) |
| Aug 24, 2026 | Plumbing | gas piping | $1,000 | [G1891408](https://nearbypermits.com/boston/permit/G1891408/) |
| Jun 18, 2026 | Electrical | Upgrading previous electrical work. Roughing out 3 units and Common area, and finish work | $15,000 | [E1860105](https://nearbypermits.com/boston/permit/E1860105/) |
| Mar 11, 2026 | Alteration or repair | remove un-plastered blue board on all 3 floors, reapply new blue board plaster. finish all 3 kitchens, 3 bathrooms. install new replacement windows. install correct gaurdrails on exterior porch | $250,000 | [SF1821754](https://nearbypermits.com/boston/permit/SF1821754/) |
| Nov 12, 2021 | Plumbing | Gas retest | $600 | [G1268568](https://nearbypermits.com/boston/permit/G1268568/) |
| Apr 26, 2021 | Plumbing | Installation of three (3) new full bathrooms and three (3) new kitchens (3) apartments | $6,000 | [PL1184589](https://nearbypermits.com/boston/permit/PL1184589/) |
| Feb 26, 2021 | Plumbing | Installation of new gas line for three (3) apartments | $5,000 | [G1166143](https://nearbypermits.com/boston/permit/G1166143/) |
| Jan 14, 2021 | Alteration or repair | Repair plumbing and Electrical in Kitchen and Bath. Insulate Walls and Ceilings. Drywall and Painting | $90,000 | [SF1155249](https://nearbypermits.com/boston/permit/SF1155249/) |
| Sep 15, 2020 | Plumbing | run. new. piping. thru. out. building. w/ water. piping. to. fixture's | $25,000 | [PL1113027](https://nearbypermits.com/boston/permit/PL1113027/) |
| Sep 15, 2020 | Plumbing | replace. old. gas. stove. on. floor. 1,2,&3. | Not listed | [G1113019](https://nearbypermits.com/boston/permit/G1113019/) |
| Mar 17, 2020 | Electrical | Wire and install cable and telephone lines in apartment #1 2 and 3 | $1,500 | [ELV1059819](https://nearbypermits.com/boston/permit/ELV1059819/) |
| Mar 17, 2020 | Fire systems | Wire and install 15 hard wired smoke detectors in apartment hallways and basement | $2,000 | [EFA1059820](https://nearbypermits.com/boston/permit/EFA1059820/) |
| Mar 17, 2020 | Electrical | Rewire three family house and add public meter. | $15,000 | [E1059818](https://nearbypermits.com/boston/permit/E1059818/) |
| Jul 19, 2019 | Alteration or repair | Board Up due to Fire | $6,800 | [SF957434](https://nearbypermits.com/boston/permit/SF957434/) |
| Jun 18, 2019 | Other | Removal of affected walls, ceiligns, and floor coverings. Finishes only. | $18,000 | [SF963292](https://nearbypermits.com/boston/permit/SF963292/) |
| Dec 10, 2018 | Roofing | Strip and re-shingle roof new. Architectural shingles replacement. | $14,000 | [SF906361](https://nearbypermits.com/boston/permit/SF906361/) |

## Within ¼ mi since May 1, 2026

63 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 9, 2026 | [37 Mascot St](https://nearbypermits.com/boston/address/37-mascot-st/) | 190 ft NE | Electrical | meter to be replaced as part of Eversource's AMI project | $1,500 | [E1870480](https://nearbypermits.com/boston/permit/E1870480/) |
| Jun 29, 2026 | [53 Mascot St](https://nearbypermits.com/boston/address/53-mascot-st/) | 110 ft E | Plumbing | Replacement of 2 gas boilers in apartments 1 and 2 | $12,000 | [G1862643](https://nearbypermits.com/boston/permit/G1862643/) |
| Jun 25, 2026 | [53 Mascot St](https://nearbypermits.com/boston/address/53-mascot-st/) | 110 ft E | Plumbing | Replacement of 2 gas boilers | $12,000 | [PL1862646](https://nearbypermits.com/boston/permit/PL1862646/) |
| May 13, 2026 | [62 Mountain Av](https://nearbypermits.com/boston/address/62-mountain-av/) | 210 ft S | Electrical | Replace variable speed bath fan, with controls. Site id: cap-24820 | $2,000 | [E1848634](https://nearbypermits.com/boston/permit/E1848634/) |

### This block (250 to 1,000 ft), 42 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 24, 2026 | [150 Woodrow Av](https://nearbypermits.com/boston/address/150-woodrow-av/) | 640 ft N | Electrical | Rewire 3rd floor apartment Add meter fir 3rd floor | $7,000 | [E1903941](https://nearbypermits.com/boston/permit/E1903941/) |
| Sep 23, 2026 | [129 Woodrow Av](https://nearbypermits.com/boston/address/129-woodrow-av/) | 900 ft N | Roofing | Reroof canopy over side door and remove and replace window | $12,000 | [SF1903677](https://nearbypermits.com/boston/permit/SF1903677/) |
| Sep 22, 2026 | [188 Woodrow Av](https://nearbypermits.com/boston/address/188-woodrow-av/) | 730 ft NW | Alteration or repair | Replace existing rear wood deck with composite and PVC railing. | $10,000 | [SF1903295](https://nearbypermits.com/boston/permit/SF1903295/) |
| Sep 22, 2026 | [68 Mascot St](https://nearbypermits.com/boston/address/68-mascot-st/) | 430 ft SE | Alteration or repair | Interior renovation of an existing two-family dwelling, including two kitchens, three bathrooms, and construction of a new third-floor dormer. Work includes associated structural, plumbing, electrical, HVAC, insulation, drywall, roofing, siding, windows, and interior finishes per approved plans. | $198,000 | [ALT1874357](https://nearbypermits.com/boston/permit/ALT1874357/) |
| Sep 16, 2026 | [98 Willowwood St](https://nearbypermits.com/boston/address/98-willowwood-st/) | 650 ft S | Plumbing | 2 Gas furnace replacements | $5,000 | [G1901062](https://nearbypermits.com/boston/permit/G1901062/) |
| Sep 11, 2026 | [19 Winston Rd](https://nearbypermits.com/boston/address/19-winston-rd/) | 570 ft W | Fire systems | Replace existing fire alarm panel with a new digital fire alarm panel and cellular communicator in a BHA owned property. Outage and reconnection will be a 6-8 hour duration. | $6,000 | [EFA1900341](https://nearbypermits.com/boston/permit/EFA1900341/) |
| Sep 9, 2026 | [150 Woodrow Av](https://nearbypermits.com/boston/address/150-woodrow-av/) | 640 ft N | Plumbing | add bathroom and kitchen on 3rd floor | $8,000 | [PL1897655](https://nearbypermits.com/boston/permit/PL1897655/) |
| Aug 31, 2026 | [84 Willowwood St](https://nearbypermits.com/boston/address/84-willowwood-st/) | 490 ft S | Plumbing | Gas furnace installation | $6,500 | [G1891727](https://nearbypermits.com/boston/permit/G1891727/) |
| Aug 25, 2026 | [92 Willowwood St](https://nearbypermits.com/boston/address/92-willowwood-st/) | 560 ft S | Roofing | Roof replacement | $18,500 | [SF1891839](https://nearbypermits.com/boston/permit/SF1891839/) |
| Aug 25, 2026 | [126 Woodrow Av](https://nearbypermits.com/boston/address/126-woodrow-av/) | 830 ft NE | Alteration or repair | replace all old PT flooring &; rails on first floor decks. install new composite 5/4 X6 composite flooring &; rails, rebuild 2nd floor balcony using 2X 10 PT joist Supported on existing 1st floor deck on 2- 6X6 column, new composite 5/4 X 6 flooring &; rails. existing 1st floor framing to remain. No | $24,000 | [SF1891478](https://nearbypermits.com/boston/permit/SF1891478/) |
| Aug 25, 2026 | [84 Willowwood St](https://nearbypermits.com/boston/address/84-willowwood-st/) | 490 ft S | Plumbing | tankless water heater installed | $6,500 | [PL1891738](https://nearbypermits.com/boston/permit/PL1891738/) |
| Aug 24, 2026 | [152 Ballou Av](https://nearbypermits.com/boston/address/152-ballou-av/) | 590 ft S | Alteration or repair | complete install vinyl siding,with 3/8 insulation foam.complete install 30 vinyl double hung window.replace 6 interior door, replace four exterior door | $85,000 | [SF1889943](https://nearbypermits.com/boston/permit/SF1889943/) |
| Aug 17, 2026 | [166 Callender St](https://nearbypermits.com/boston/address/166-callender-st/) | 950 ft N | Alteration or repair | Interior renovation of existing kitchen. Remove and replace existing cabinets, countertops and finishes. Existing layout to remain. No structural alterations and no changes to load-bearing walls. | $5,000 | [SF1888786](https://nearbypermits.com/boston/permit/SF1888786/) |
| Aug 14, 2026 | [19 Hildreth St](https://nearbypermits.com/boston/address/19-hildreth-st/) | 960 ft SW | Plumbing | Retest of 1st floor gas line | $1,000 | [G1887749](https://nearbypermits.com/boston/permit/G1887749/) |
| Aug 12, 2026 | [68 Mascot St](https://nearbypermits.com/boston/address/68-mascot-st/) | 430 ft SE | Plumbing | 3 bathrooms and 2 kitchens | $8,000 | [PL1868321](https://nearbypermits.com/boston/permit/PL1868321/) |
| Aug 11, 2026 | [71 Ballou Av](https://nearbypermits.com/boston/address/71-ballou-av/) | 870 ft NE | Electrical | New 1-3 Family dwelling low voltage (data & communication) Installation | $13,000 | [ELV1879898](https://nearbypermits.com/boston/permit/ELV1879898/) |
| Aug 6, 2026 | [19 Hildreth St](https://nearbypermits.com/boston/address/19-hildreth-st/) | 960 ft SW | Plumbing | Gas re-test for floor #1. | $1,000 | [G1880981](https://nearbypermits.com/boston/permit/G1880981/) |
| Aug 5, 2026 | [32-36 Jacob St](https://nearbypermits.com/boston/address/32--36-jacob-st/) | 510 ft E | Alteration or repair | Rebuild front and back stairs and decks. Same dimensions as existing. All pressure-treated wood frame. New 12"x4' footings, 42" railings, 6x6 posts, pressure-treated decking, and railings. | $44,000 | [SF1882726](https://nearbypermits.com/boston/permit/SF1882726/) |
| Aug 5, 2026 | [65 Ballou Av](https://nearbypermits.com/boston/address/65-ballou-av/) | 940 ft NE | Electrical | New 1-3 Family dwelling low voltage construction ( Data & Communication) | $13,000 | [ELV1879886](https://nearbypermits.com/boston/permit/ELV1879886/) |
| Aug 5, 2026 | [71 Ballou Av](https://nearbypermits.com/boston/address/71-ballou-av/) | 870 ft NE | Fire systems | New 1-3 Family Dwelling Fire Alarm System Installation | $15,000 | [EFA1879895](https://nearbypermits.com/boston/permit/EFA1879895/) |
| Jul 30, 2026 | [65 Ballou Av](https://nearbypermits.com/boston/address/65-ballou-av/) | 940 ft NE | Fire systems | New 1-3 Family Dwelling Fire Alarm System Installation | $15,000 | [EFA1879887](https://nearbypermits.com/boston/permit/EFA1879887/) |
| Jul 30, 2026 | [71 Ballou Av](https://nearbypermits.com/boston/address/71-ballou-av/) | 870 ft NE | Electrical | New 1-3 Family Dwelling Electrical construction with 400A service | $55,000 | [E1879891](https://nearbypermits.com/boston/permit/E1879891/) |
| Jul 30, 2026 | [65 Ballou Av](https://nearbypermits.com/boston/address/65-ballou-av/) | 940 ft NE | Electrical | New 1-3 Family Dwelling Electrical Construction with 400A Service | $55,000 | [E1879884](https://nearbypermits.com/boston/permit/E1879884/) |
| Jul 28, 2026 | [8-10 Nelson St](https://nearbypermits.com/boston/address/8--10-nelson-st/) | 940 ft SE | Electrical | Adt will be running low voltage wiring for 1 cctv cameras | $760 | [ELV1877851](https://nearbypermits.com/boston/permit/ELV1877851/) |
| Jul 21, 2026 | [72 Mountain Av](https://nearbypermits.com/boston/address/72-mountain-av/) | 360 ft S | Plumbing | Replacement of gas water heater | $2,247 | [PL1874132](https://nearbypermits.com/boston/permit/PL1874132/) |
| Jul 21, 2026 | [72 Mountain Av](https://nearbypermits.com/boston/address/72-mountain-av/) | 360 ft S | Plumbing | Replacement of gas water heater | $2,247 | [G1874129](https://nearbypermits.com/boston/permit/G1874129/) |
| Jul 17, 2026 | [46 Jacob St](https://nearbypermits.com/boston/address/46-jacob-st/) | 440 ft E | Roofing | Replace the existing roof and exterior siding with new materials, with no changes to the existing building structure or footprint. Replace the existing rear exterior staircase with a new staircase. Update and replace the aluminum trim around all exterior windows. | $15,000 | [SF1871213](https://nearbypermits.com/boston/permit/SF1871213/) |
| Jul 8, 2026 | [50 Winston Rd](https://nearbypermits.com/boston/address/50-winston-rd/) | 820 ft W | Electrical | Add 2x new Counter circuits for kitchen. Running conduit from basement to unit 2Ls kitchen | $800 | [E1868763](https://nearbypermits.com/boston/permit/E1868763/) |
| Jun 15, 2026 | [68 Mascot St](https://nearbypermits.com/boston/address/68-mascot-st/) | 430 ft SE | Alteration or repair | Demo of interior Kitchens and bathrooms | $5,000 | [SF1859665](https://nearbypermits.com/boston/permit/SF1859665/) |
| Jun 11, 2026 | [17 Mascot St](https://nearbypermits.com/boston/address/17-mascot-st/) | 350 ft N | Electrical | Service UpGrade - Rewire | $10,000 | [E1860095](https://nearbypermits.com/boston/permit/E1860095/) |
| Jun 5, 2026 | [19 Jacob St](https://nearbypermits.com/boston/address/19-jacob-st/) | 600 ft NE | Alteration or repair | Removing and replacing 4 windows, replacing like with like, no structural changes. | $4,934 | [SF1854918](https://nearbypermits.com/boston/permit/SF1854918/) |
| Jun 4, 2026 | [2-26 Marden Av](https://nearbypermits.com/boston/address/2--26-marden-av/) | 430 ft W | Roofing | remove and replace roof shingles, siding, and deck boards and rails | $565,200 | [SF1856805](https://nearbypermits.com/boston/permit/SF1856805/) |
| Jun 1, 2026 | [160 Callender St](https://nearbypermits.com/boston/address/160-callender-st/) | 970 ft N | Alteration or repair | Replace existing ceiling and floor in kitchen. Replace existing floor tiles master bathroom. Replace existing bathtub, vanity, wall tiles and floor 2nd bathroom | $13,481 | [SF1856164](https://nearbypermits.com/boston/permit/SF1856164/) |
| May 29, 2026 | [15 Jacob St](https://nearbypermits.com/boston/address/15-jacob-st/) | 640 ft NE | Plumbing | Replace gas water heater | $1,100 | [PL1853021](https://nearbypermits.com/boston/permit/PL1853021/) |
| May 29, 2026 | [15 Jacob St](https://nearbypermits.com/boston/address/15-jacob-st/) | 640 ft NE | Plumbing | Replace gas water heater | $1,100 | [G1853024](https://nearbypermits.com/boston/permit/G1853024/) |
| May 27, 2026 | [112 Woodrow Av](https://nearbypermits.com/boston/address/112-woodrow-av/) | 980 ft NE | Alteration or repair | Weatherization, Insulation, Air Sealing | $1,995 | [SF1853366](https://nearbypermits.com/boston/permit/SF1853366/) |
| May 22, 2026 | [71 Willowwood St](https://nearbypermits.com/boston/address/71-willowwood-st/) | 470 ft SW | Electrical | Adding 2 meters | $6,500 | [E1849453](https://nearbypermits.com/boston/permit/E1849453/) |
| May 21, 2026 | [75 Jacob St](https://nearbypermits.com/boston/address/75-jacob-st/) | 430 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 3.28 KW 8 panels with installation of 1 Franklin battery installed on exterior of home. Work to be done at 77 Jacob St. | $42,300 | [SF1838297](https://nearbypermits.com/boston/permit/SF1838297/) |
| May 15, 2026 | [157 Woodrow Av](https://nearbypermits.com/boston/address/157-woodrow-av/) | 710 ft N | Alteration or repair | Remove and replace 27 windows, like for like, same size, no structural changes | $39,199 | [SF1849299](https://nearbypermits.com/boston/permit/SF1849299/) |
| May 12, 2026 | [58 Mascot St](https://nearbypermits.com/boston/address/58-mascot-st/) | 270 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 9.02 kw 22 panels with installation of 1 franklin battery installed on exterior of home | $73,800 | [SF1847292](https://nearbypermits.com/boston/permit/SF1847292/) |
| May 12, 2026 | [58 Mascot St](https://nearbypermits.com/boston/address/58-mascot-st/) | 270 ft SE | Solar | Installation of roof mounted photovoltaic solar systems, 9.02 kw 22 panels with installation of 1 franklin battery installed on exterior of home | $73,800 | [E1847297](https://nearbypermits.com/boston/permit/E1847297/) |
| May 5, 2026 | [167 Woodrow Av](https://nearbypermits.com/boston/address/167-woodrow-av/) | 720 ft NW | Electrical | Wire two tankless. | $800 | [E1844655](https://nearbypermits.com/boston/permit/E1844655/) |

### Farther (1,000 ft to ¼ mi), 17 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 15, 2026 | [18 Nelson St](https://nearbypermits.com/boston/address/18-nelson-st/) | 0.20 mi SE | Roofing | Remove and replace: 25 sq asphalt roofing and 1 vented skylight | $26,101 | [SF1896649](https://nearbypermits.com/boston/permit/SF1896649/) |
| Aug 14, 2026 | [253 Norfolk St](https://nearbypermits.com/boston/address/253-norfolk-st/) | 0.21 mi E | Alteration or repair | Repair existing front and rear porches by removing columns,flooring,railing and install new columns,flooring railing and steps. | $45,000 | [SF1888095](https://nearbypermits.com/boston/permit/SF1888095/) |
| Aug 13, 2026 | [195-197 Callender St](https://nearbypermits.com/boston/address/195--197-callender-st/) | 0.24 mi NW | Plumbing | Furnish and install (2) heating boilers and reconnect to existing gas supply piping. | $24,000 | [G1885573](https://nearbypermits.com/boston/permit/G1885573/) |
| Aug 12, 2026 | [195-197 Callender St](https://nearbypermits.com/boston/address/195--197-callender-st/) | 0.24 mi NW | Plumbing | Furnish and install (2) backflow preventers for replacement of heating boilers. | $24,000 | [PL1885578](https://nearbypermits.com/boston/permit/PL1885578/) |
| Aug 7, 2026 | [169 Callender St](https://nearbypermits.com/boston/address/169-callender-st/) | 0.20 mi N | Plumbing | Install 2 backflow preventers for one hot water boiler and one combination hot water boiler. | $24,000 | [PL1883587](https://nearbypermits.com/boston/permit/PL1883587/) |
| Aug 7, 2026 | [169 Callender St](https://nearbypermits.com/boston/address/169-callender-st/) | 0.20 mi N | Plumbing | Replace one steam boiler and one hot water boiler and connect to existing gas supply piping. | $24,000 | [G1883583](https://nearbypermits.com/boston/permit/G1883583/) |
| Jul 24, 2026 | [18 Crowell St](https://nearbypermits.com/boston/address/18-crowell-st/) | 0.23 mi SE | Alteration or repair | replace rear porches to match existing | $25,000 | [SF1877343](https://nearbypermits.com/boston/permit/SF1877343/) |
| Jul 17, 2026 | [77 Floyd St](https://nearbypermits.com/boston/address/77-floyd-st/) | 0.25 mi N | Plumbing | Furnish and install 2 backflow preventers and automatic feeders for gas steam boiler installation. | $20,000 | [PL1873346](https://nearbypermits.com/boston/permit/PL1873346/) |
| Jul 17, 2026 | [77 Floyd St](https://nearbypermits.com/boston/address/77-floyd-st/) | 0.25 mi N | Plumbing | Furnish and install 2 gas steam boilers and reconnect to existing gas supply piping | $20,000 | [G1873345](https://nearbypermits.com/boston/permit/G1873345/) |
| Jul 16, 2026 | [44 Lucerne St](https://nearbypermits.com/boston/address/44-lucerne-st/) | 0.24 mi NW | Plumbing | Replacing a gas fired water heater in a mechanical closet on the 2nd floor | $2,500 | [PL1872316](https://nearbypermits.com/boston/permit/PL1872316/) |
| Jul 16, 2026 | [44 Lucerne St](https://nearbypermits.com/boston/address/44-lucerne-st/) | 0.24 mi NW | Plumbing | Replacing a gas fired water heater in a mechanical closet on 2nd floor | $2,500 | [G1872322](https://nearbypermits.com/boston/permit/G1872322/) |
| Jul 6, 2026 | [262 Norfolk St](https://nearbypermits.com/boston/address/262-norfolk-st/) | 0.21 mi E | Electrical | Wiring whole building, 3 family | $37,900 | [E1867382](https://nearbypermits.com/boston/permit/E1867382/) |
| Jun 30, 2026 | [69 Lucerne St](https://nearbypermits.com/boston/address/69-lucerne-st/) | 0.23 mi NW | Alteration or repair | Weatherization, Insulation, Air Sealing | $3,091 | [SF1862661](https://nearbypermits.com/boston/permit/SF1862661/) |
| Jun 22, 2026 | [429 Norfolk St](https://nearbypermits.com/boston/address/429-norfolk-st/) | 0.22 mi S | Electrical | Diesel generator to Power Inflatables for duration of event | $400 | [E1861796](https://nearbypermits.com/boston/permit/E1861796/) |
| Jun 22, 2026 | [11 Capen St](https://nearbypermits.com/boston/address/11-capen-st/) | 0.23 mi SE | Electrical | Wiring whole place | $45,000 | [E1856554](https://nearbypermits.com/boston/permit/E1856554/) |
| Jun 3, 2026 | [253 Norfolk St](https://nearbypermits.com/boston/address/253-norfolk-st/) | 0.21 mi E | Roofing | Strip roofing asphalt shingles, Repair and install new asphalt shingles. | $25,000 | [SF1857388](https://nearbypermits.com/boston/permit/SF1857388/) |
| May 27, 2026 | [270 Norfolk St](https://nearbypermits.com/boston/address/270-norfolk-st/) | 0.21 mi E | Plumbing | New. 1st Floor: 2 electric water heaters, 2 kitchen sinks, 2 ice makers, 4 toilets, 4 lavatories, 2 bathtubs, and 2 washing machine connections. 2nd Floor: 2 electric water heaters, 2 kitchen sinks, 2 ice makers, 4 toilets, 4 lavatories, 2 bathtubs, and 2 washing machine connections. 3rd Floor: 2 el | $54,000 | [PL1852608](https://nearbypermits.com/boston/permit/PL1852608/) |

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 16:50 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 16 permits at this address and 63 nearby: https://nearbypermits.com/boston/address/46--48-mountain-av/