# Building permits at 87-89 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.

Three permits on record here. The newest, Jan 28, 2025: 89 #2 - remove existing failed boiler and hot water tank and install a new Burnham boiler and dhw tank. Within a quarter mile, the city has issued 71 more permits (67 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jan 28, 2025 | Plumbing | 89 #2 - remove existing failed boiler and hot water tank and install a new Burnham boiler and dhw tank. | $7,000 | [PL1686644](https://nearbypermits.com/boston/permit/PL1686644/) |
| Jan 28, 2025 | Plumbing | 89 #2 - remove existing failed boiler and hot water tank and install a new Burnham boiler and dhw tank. | $7,000 | [G1686641](https://nearbypermits.com/boston/permit/G1686641/) |
| May 17, 2018 | Roofing | Strip and re-roofing existing roof | $18,640 | [SF832711](https://nearbypermits.com/boston/permit/SF832711/) |

## Within ¼ mi since May 1, 2026

71 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 16, 2026 | [98 Willowwood St](https://nearbypermits.com/boston/address/98-willowwood-st/) | 120 ft S | Plumbing | 2 Gas furnace replacements | $5,000 | [G1901062](https://nearbypermits.com/boston/permit/G1901062/) |
| Aug 31, 2026 | [84 Willowwood St](https://nearbypermits.com/boston/address/84-willowwood-st/) | 150 ft NW | 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/) | 110 ft W | Roofing | Roof replacement | $18,500 | [SF1891839](https://nearbypermits.com/boston/permit/SF1891839/) |
| Aug 25, 2026 | [84 Willowwood St](https://nearbypermits.com/boston/address/84-willowwood-st/) | 150 ft NW | 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/) | 190 ft E | 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/) |
| Jul 21, 2026 | [72 Mountain Av](https://nearbypermits.com/boston/address/72-mountain-av/) | 190 ft N | 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/) | 190 ft N | Plumbing | Replacement of gas water heater | $2,247 | [G1874129](https://nearbypermits.com/boston/permit/G1874129/) |

### This block (250 to 1,000 ft), 29 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 7, 2026 | [48 Jacob St](https://nearbypermits.com/boston/address/48-jacob-st/) | 710 ft NE | Roofing | Asphalt shingles replacement on the entire house. Left side Brick parapet wall Repointing from the roof line up. | $9,724 | [SF1906245](https://nearbypermits.com/boston/permit/SF1906245/) |
| Oct 7, 2026 | [75 Jacob St](https://nearbypermits.com/boston/address/75-jacob-st/) | 460 ft NE | Alteration or repair | Remove existing tub/shower and replace with new tub/shower in existing footprint. Repair walls as needed. No structural work. Safety film being applied for non tempered window. Work to take place at 77 jacob st (The primary address is 75 Jacob Street) | $23,658 | [SF1905892](https://nearbypermits.com/boston/permit/SF1905892/) |
| Sep 22, 2026 | [68 Mascot St](https://nearbypermits.com/boston/address/68-mascot-st/) | 340 ft NE | 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 15, 2026 | [18 Nelson St](https://nearbypermits.com/boston/address/18-nelson-st/) | 760 ft E | Roofing | Remove and replace: 25 sq asphalt roofing and 1 vented skylight | $26,101 | [SF1896649](https://nearbypermits.com/boston/permit/SF1896649/) |
| Sep 11, 2026 | [19 Winston Rd](https://nearbypermits.com/boston/address/19-winston-rd/) | 880 ft NW | 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/) |
| Aug 24, 2026 | [46-48 Mountain Av](https://nearbypermits.com/boston/address/46--48-mountain-av/) | 540 ft N | 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 | [46-48 Mountain Av](https://nearbypermits.com/boston/address/46--48-mountain-av/) | 540 ft N | Plumbing | gas piping | $1,000 | [G1891408](https://nearbypermits.com/boston/permit/G1891408/) |
| Aug 14, 2026 | [19 Hildreth St](https://nearbypermits.com/boston/address/19-hildreth-st/) | 610 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/) | 340 ft NE | Plumbing | 3 bathrooms and 2 kitchens | $8,000 | [PL1868321](https://nearbypermits.com/boston/permit/PL1868321/) |
| Aug 6, 2026 | [19 Hildreth St](https://nearbypermits.com/boston/address/19-hildreth-st/) | 610 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/) | 840 ft NE | 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/) |
| Jul 28, 2026 | [8-10 Nelson St](https://nearbypermits.com/boston/address/8--10-nelson-st/) | 680 ft E | Electrical | Adt will be running low voltage wiring for 1 cctv cameras | $760 | [ELV1877851](https://nearbypermits.com/boston/permit/ELV1877851/) |
| Jul 24, 2026 | [18 Crowell St](https://nearbypermits.com/boston/address/18-crowell-st/) | 990 ft E | Alteration or repair | replace rear porches to match existing | $25,000 | [SF1877343](https://nearbypermits.com/boston/permit/SF1877343/) |
| Jul 17, 2026 | [46 Jacob St](https://nearbypermits.com/boston/address/46-jacob-st/) | 730 ft NE | 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 9, 2026 | [37 Mascot St](https://nearbypermits.com/boston/address/37-mascot-st/) | 680 ft N | Electrical | meter to be replaced as part of Eversource's AMI project | $1,500 | [E1870480](https://nearbypermits.com/boston/permit/E1870480/) |
| Jul 8, 2026 | [50 Winston Rd](https://nearbypermits.com/boston/address/50-winston-rd/) | 920 ft NW | 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 29, 2026 | [53 Mascot St](https://nearbypermits.com/boston/address/53-mascot-st/) | 520 ft N | 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/) | 520 ft N | Plumbing | Replacement of 2 gas boilers | $12,000 | [PL1862646](https://nearbypermits.com/boston/permit/PL1862646/) |
| Jun 22, 2026 | [429 Norfolk St](https://nearbypermits.com/boston/address/429-norfolk-st/) | 660 ft SW | Electrical | Diesel generator to Power Inflatables for duration of event | $400 | [E1861796](https://nearbypermits.com/boston/permit/E1861796/) |
| Jun 18, 2026 | [46-48 Mountain Av](https://nearbypermits.com/boston/address/46--48-mountain-av/) | 540 ft N | Electrical | Upgrading previous electrical work. Roughing out 3 units and Common area, and finish work | $15,000 | [E1860105](https://nearbypermits.com/boston/permit/E1860105/) |
| Jun 15, 2026 | [68 Mascot St](https://nearbypermits.com/boston/address/68-mascot-st/) | 340 ft NE | 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/) | 880 ft N | Electrical | Service UpGrade - Rewire | $10,000 | [E1860095](https://nearbypermits.com/boston/permit/E1860095/) |
| Jun 4, 2026 | [2-26 Marden Av](https://nearbypermits.com/boston/address/2--26-marden-av/) | 580 ft NW | Roofing | remove and replace roof shingles, siding, and deck boards and rails | $565,200 | [SF1856805](https://nearbypermits.com/boston/permit/SF1856805/) |
| May 22, 2026 | [71 Willowwood St](https://nearbypermits.com/boston/address/71-willowwood-st/) | 300 ft NW | 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/) | 460 ft NE | 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 13, 2026 | [62 Mountain Av](https://nearbypermits.com/boston/address/62-mountain-av/) | 330 ft N | Electrical | Replace variable speed bath fan, with controls. Site id: cap-24820 | $2,000 | [E1848634](https://nearbypermits.com/boston/permit/E1848634/) |
| May 12, 2026 | [58 Mascot St](https://nearbypermits.com/boston/address/58-mascot-st/) | 430 ft NE | 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/) | 430 ft NE | 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 4, 2026 | [116 Evans St](https://nearbypermits.com/boston/address/116-evans-st/) | 950 ft SE | Plumbing | 1 Laundry 1 Kitchen 1 Bathroom 1 Water Heater | $4,000 | [PL1844525](https://nearbypermits.com/boston/permit/PL1844525/) |

### Farther (1,000 ft to ¼ mi), 35 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 7, 2026 | [75 Ballou Av](https://nearbypermits.com/boston/address/75-ballou-av/) | 0.22 mi NE | Plumbing | Replace water heater in basement | $1,800 | [PL1904600](https://nearbypermits.com/boston/permit/PL1904600/) |
| Oct 7, 2026 | [75 Ballou Av](https://nearbypermits.com/boston/address/75-ballou-av/) | 0.22 mi NE | Plumbing | Reconnect gas to water heater in basement | $400 | [G1904603](https://nearbypermits.com/boston/permit/G1904603/) |
| Sep 28, 2026 | [107 Maxwell St](https://nearbypermits.com/boston/address/107-maxwell-st/) | 0.25 mi SE | Electrical | Replace 3 bath fans with new variable speed fans with smart switches | $3,600 | [E1903737](https://nearbypermits.com/boston/permit/E1903737/) |
| Sep 24, 2026 | [150 Woodrow Av](https://nearbypermits.com/boston/address/150-woodrow-av/) | 0.22 mi N | Electrical | Rewire 3rd floor apartment Add meter fir 3rd floor | $7,000 | [E1903941](https://nearbypermits.com/boston/permit/E1903941/) |
| Sep 22, 2026 | [188 Woodrow Av](https://nearbypermits.com/boston/address/188-woodrow-av/) | 0.22 mi NW | Alteration or repair | Replace existing rear wood deck with composite and PVC railing. | $10,000 | [SF1903295](https://nearbypermits.com/boston/permit/SF1903295/) |
| Sep 9, 2026 | [150 Woodrow Av](https://nearbypermits.com/boston/address/150-woodrow-av/) | 0.22 mi N | Plumbing | add bathroom and kitchen on 3rd floor | $8,000 | [PL1897655](https://nearbypermits.com/boston/permit/PL1897655/) |
| Aug 28, 2026 | [12 Leston St](https://nearbypermits.com/boston/address/12-leston-st/) | 0.24 mi W | Alteration or repair | install 1800sq ft siding including trim and gutters - no change to structure | $82,659 | [SF1891689](https://nearbypermits.com/boston/permit/SF1891689/) |
| Aug 28, 2026 | [12 Leston St](https://nearbypermits.com/boston/address/12-leston-st/) | 0.24 mi W | Alteration or repair | remove and replace 19 windows and one entry door - same size as existing - no change in structure | $70,799 | [SF1891659](https://nearbypermits.com/boston/permit/SF1891659/) |
| Aug 27, 2026 | [10 Sutton St](https://nearbypermits.com/boston/address/10-sutton-st/) | 0.21 mi SW | Plumbing | install: toilets, shower, lav, sink and laundry hook up | $11,000 | [PL1892884](https://nearbypermits.com/boston/permit/PL1892884/) |
| Aug 14, 2026 | [253 Norfolk St](https://nearbypermits.com/boston/address/253-norfolk-st/) | 0.22 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 11, 2026 | [71 Ballou Av](https://nearbypermits.com/boston/address/71-ballou-av/) | 0.23 mi NE | Electrical | New 1-3 Family dwelling low voltage (data & communication) Installation | $13,000 | [ELV1879898](https://nearbypermits.com/boston/permit/ELV1879898/) |
| Aug 5, 2026 | [65 Ballou Av](https://nearbypermits.com/boston/address/65-ballou-av/) | 0.24 mi 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/) | 0.23 mi 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/) | 0.24 mi 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/) | 0.23 mi 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/) | 0.24 mi NE | Electrical | New 1-3 Family Dwelling Electrical Construction with 400A Service | $55,000 | [E1879884](https://nearbypermits.com/boston/permit/E1879884/) |
| Jul 24, 2026 | [8 Leston St](https://nearbypermits.com/boston/address/8-leston-st/) | 0.23 mi W | Roofing | Strip and replace roofing material Install metal covering over facia | $10,500 | [SF1877140](https://nearbypermits.com/boston/permit/SF1877140/) |
| Jul 16, 2026 | [20 Sutton St](https://nearbypermits.com/boston/address/20-sutton-st/) | 0.25 mi SW | Alteration or repair | Extension of living space from unit one into basement.; renovation of a basement, framing, flooring, drywall, insulation and painting | $49,400 | [ALT1848144](https://nearbypermits.com/boston/permit/ALT1848144/) |
| Jul 8, 2026 | [64 Nelson St](https://nearbypermits.com/boston/address/64-nelson-st/) | 0.24 mi SE | Solar | Install 6.6kW DC (15 panels) rooftop solar array | $22,241 | [SF1867227](https://nearbypermits.com/boston/permit/SF1867227/) |
| Jul 8, 2026 | [64 Nelson St](https://nearbypermits.com/boston/address/64-nelson-st/) | 0.24 mi SE | Solar | install 6.6kW DC (15 panels) rooftop solar array | $7,414 | [E1868016](https://nearbypermits.com/boston/permit/E1868016/) |
| Jul 7, 2026 | [107 Maxwell St](https://nearbypermits.com/boston/address/107-maxwell-st/) | 0.25 mi SE | Alteration or repair | Mass Save Replacement of 16 Windows | $11,200 | [SF1863331](https://nearbypermits.com/boston/permit/SF1863331/) |
| Jul 7, 2026 | [107 Maxwell St](https://nearbypermits.com/boston/address/107-maxwell-st/) | 0.25 mi SE | Alteration or repair | Mass Save Insulation & Air Sealing. No Structural Changes. | $28,893 | [SF1861374](https://nearbypermits.com/boston/permit/SF1861374/) |
| 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/) |
| Jul 4, 2026 | [12 Verrill St](https://nearbypermits.com/boston/address/12-verrill-st/) | 0.21 mi SW | Solar | Installation of roof mount solar system | $45,633 | [SF1850934](https://nearbypermits.com/boston/permit/SF1850934/) |
| Jul 1, 2026 | [12 Verrill St](https://nearbypermits.com/boston/address/12-verrill-st/) | 0.21 mi SW | Solar | Install 26 solar panels 10.66 kW | $45,633 | [E1850926](https://nearbypermits.com/boston/permit/E1850926/) |
| Jun 26, 2026 | [107 Maxwell St](https://nearbypermits.com/boston/address/107-maxwell-st/) | 0.25 mi SE | Roofing | Remove existing roof shingles replace with new roof shingles. | $17,500 | [SF1861944](https://nearbypermits.com/boston/permit/SF1861944/) |
| Jun 22, 2026 | [11 Capen St](https://nearbypermits.com/boston/address/11-capen-st/) | 0.21 mi E | Electrical | Wiring whole place | $45,000 | [E1856554](https://nearbypermits.com/boston/permit/E1856554/) |
| Jun 5, 2026 | [19 Jacob St](https://nearbypermits.com/boston/address/19-jacob-st/) | 0.19 mi 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 3, 2026 | [253 Norfolk St](https://nearbypermits.com/boston/address/253-norfolk-st/) | 0.22 mi E | Roofing | Strip roofing asphalt shingles, Repair and install new asphalt shingles. | $25,000 | [SF1857388](https://nearbypermits.com/boston/permit/SF1857388/) |
| May 29, 2026 | [15 Jacob St](https://nearbypermits.com/boston/address/15-jacob-st/) | 0.20 mi 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/) | 0.20 mi NE | Plumbing | Replace gas water heater | $1,100 | [G1853024](https://nearbypermits.com/boston/permit/G1853024/) |
| May 27, 2026 | [270 Norfolk St](https://nearbypermits.com/boston/address/270-norfolk-st/) | 0.20 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/) |
| May 15, 2026 | [157 Woodrow Av](https://nearbypermits.com/boston/address/157-woodrow-av/) | 0.24 mi 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 6, 2026 | [93 Corbet St](https://nearbypermits.com/boston/address/93-corbet-st/) | 0.22 mi SE | Electrical | Low voltage alarm install | $1,200 | [ELV1845676](https://nearbypermits.com/boston/permit/ELV1845676/) |
| May 5, 2026 | [167 Woodrow Av](https://nearbypermits.com/boston/address/167-woodrow-av/) | 0.23 mi N | Electrical | Wire two tankless. | $800 | [E1844655](https://nearbypermits.com/boston/permit/E1844655/) |

## 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 |
|---|---|---|---|---|---|---|---|
| No decision posted | Jun 2, 2026 | 841 to 847 Morton St | 960 ft S | To demolish the existing structure under SF#, erect a mixed use building for fifty-two residential units… | [BOA1839863](https://www.boston.gov/appeal-tracker) | "Hearing Concluded" | 2026-04-15 |

## More on this street

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

- [84 Mountain Av](https://nearbypermits.com/boston/address/84-mountain-av/): newest permit Sep 8, 2025
- [73 Mountain Av](https://nearbypermits.com/boston/address/73-mountain-av/): newest permit Apr 11, 2025
- [72 Mountain Av](https://nearbypermits.com/boston/address/72-mountain-av/): newest permit Jul 21, 2026
- [66 Mountain Av](https://nearbypermits.com/boston/address/66-mountain-av/): newest permit May 27, 2025
- [65 Mountain Av](https://nearbypermits.com/boston/address/65-mountain-av/): newest permit Jul 10, 2025
- [62 Mountain Av](https://nearbypermits.com/boston/address/62-mountain-av/): newest permit May 13, 2026
- [54 Mountain Av](https://nearbypermits.com/boston/address/54-mountain-av/): newest permit Mar 5, 2026
- [46-48 Mountain Av](https://nearbypermits.com/boston/address/46--48-mountain-av/): newest permit Aug 24, 2026
- [40 Mountain Av](https://nearbypermits.com/boston/address/40-mountain-av/): newest permit Dec 19, 2024
- [28 Mountain Av](https://nearbypermits.com/boston/address/28-mountain-av/): newest permit Mar 4, 2026

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-08 21:12 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 8, 17:47 UTC.

Map, all 3 permits at this address and 71 nearby: https://nearbypermits.com/boston/address/87--89-mountain-av/