# Building permits at 50 Keystone St, Boston, MA

The biggest project within a quarter mile since May 1: a $405,000 new building at 67 Belle Av, permitted Jul 23.

Four permits on record here. The newest, Jan 26: Mass Save Insulation and Air Sealing. Within a quarter mile, the city has issued 45 more permits (43 projects) since May 1. One is for a new building, 650 ft away.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jan 26, 2026 | Alteration or repair | Mass Save Insulation and Air Sealing | $6,744 | [SF1691668](https://nearbypermits.com/boston/permit/SF1691668/) |
| Nov 12, 2020 | Plumbing | Replacement of gas furnace | $10,274 | [G1135225](https://nearbypermits.com/boston/permit/G1135225/) |
| Aug 9, 2016 | Roofing | Strip and re-roof asphalt shingles to roof | $7,500 | [SF613497](https://nearbypermits.com/boston/permit/SF613497/) |
| Nov 30, 2010 | Electrical | Install a security system | $516 | [ELV52507](https://nearbypermits.com/boston/permit/ELV52507/) |

## Within ¼ mi since May 1, 2026

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

### This block (250 to 1,000 ft), 24 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 29, 2026 | [40 Glenhaven Rd](https://nearbypermits.com/boston/address/40-glenhaven-rd/) | 630 ft N | Plumbing | Replacement of 2 gas water heaters | $2,247 | [PL1903350](https://nearbypermits.com/boston/permit/PL1903350/) |
| Sep 29, 2026 | [40 Glenhaven Rd](https://nearbypermits.com/boston/address/40-glenhaven-rd/) | 630 ft N | Plumbing | Replacement of 2 gas water heaters | $2,247 | [G1903343](https://nearbypermits.com/boston/permit/G1903343/) |
| Sep 24, 2026 | [14 Joyce Kilmer Rd](https://nearbypermits.com/boston/address/14-joyce-kilmer-rd/) | 820 ft N | Alteration or repair | Install replacement bath system - no strucutral work | $23,727 | [SF1899751](https://nearbypermits.com/boston/permit/SF1899751/) |
| Sep 18, 2026 | [67 Belle Av](https://nearbypermits.com/boston/address/67-belle-av/) | 650 ft NW | Electrical | Wire new single family 3 bed room home with a 400 amp overhead service | $30,000 | [E1900725](https://nearbypermits.com/boston/permit/E1900725/) |
| Sep 3, 2026 | [2356 Centre St](https://nearbypermits.com/boston/address/2356-centre-st/) | 920 ft NE | Alteration or repair | Insulate exterior walls with 4" dense pack cellulose, insulate attic floor with 15" cellulose, insulate knee wall slope with cellulose and 2" ISO board. | $21,703 | [SF1886809](https://nearbypermits.com/boston/permit/SF1886809/) |
| Sep 2, 2026 | [67 Belle Av](https://nearbypermits.com/boston/address/67-belle-av/) | 650 ft NW | Plumbing | rough and finish plumbing for new home | $17,000 | [PL1896797](https://nearbypermits.com/boston/permit/PL1896797/) |
| Sep 2, 2026 | [19 New Haven St](https://nearbypermits.com/boston/address/19-new-haven-st/) | 820 ft SW | Fire systems | Wire and install 4 smoke detectors Wire and install 3 carbon smoke detectors | $2,000 | [EFA1888863](https://nearbypermits.com/boston/permit/EFA1888863/) |
| Sep 1, 2026 | [23 Glenellen Rd](https://nearbypermits.com/boston/address/23-glenellen-rd/) | 310 ft E | Alteration or repair | Mass save insulation and air sealing. no structural changes. no dumpster needed. | $1,676 | [SF1888177](https://nearbypermits.com/boston/permit/SF1888177/) |
| Aug 24, 2026 | [89 Glenellen Rd](https://nearbypermits.com/boston/address/89-glenellen-rd/) | 700 ft S | Roofing | Replace asphalt shingles, underlayment, ice and water on edges, and drip edge | $5,000 | [SF1891633](https://nearbypermits.com/boston/permit/SF1891633/) |
| Aug 18, 2026 | [137 Keystone St](https://nearbypermits.com/boston/address/137-keystone-st/) | 920 ft S | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-305636418) | $1,000 | [SF1882023](https://nearbypermits.com/boston/permit/SF1882023/) |
| Aug 18, 2026 | [19 New Haven St](https://nearbypermits.com/boston/address/19-new-haven-st/) | 820 ft SW | Electrical | Upgrade electrical service from 100 amps to 200 amps Re wire 3 bedrooms, kitchen, 1.5 bathrooms, living room, dining room wire and install an exterior RV outlet | $28,000 | [E1888853](https://nearbypermits.com/boston/permit/E1888853/) |
| Aug 13, 2026 | [68 Joyce Kilmer Rd](https://nearbypermits.com/boston/address/68-joyce-kilmer-rd/) | 330 ft NW | Plumbing | Kitchen sink, dishwasher, and refrigerator plumbing connections | $1,500 | [PL1886954](https://nearbypermits.com/boston/permit/PL1886954/) |
| Aug 13, 2026 | [68 Joyce Kilmer Rd](https://nearbypermits.com/boston/address/68-joyce-kilmer-rd/) | 330 ft NW | Plumbing | New gas oven connection for kitchen remodel | $1,000 | [G1886958](https://nearbypermits.com/boston/permit/G1886958/) |
| Aug 12, 2026 | [62 Paragon Rd](https://nearbypermits.com/boston/address/62-paragon-rd/) | 360 ft SE | Roofing | Strip roof. Install ice and water shield and synthetic underlayer. Install 16 squares of architect type roofing shingles. | $12,900 | [SF1884470](https://nearbypermits.com/boston/permit/SF1884470/) |
| Aug 12, 2026 | [2389 Centre St](https://nearbypermits.com/boston/address/2389-centre-st/) | 670 ft E | Electrical | Low voltage alarm install | $1,200 | [ELV1883628](https://nearbypermits.com/boston/permit/ELV1883628/) |
| Aug 12, 2026 | [68 Joyce Kilmer Rd](https://nearbypermits.com/boston/address/68-joyce-kilmer-rd/) | 330 ft NW | Electrical | Re-wiring new kitchen outlets per code add 2 outlets on dining room area install 12 4" recess lights and install 2 island pendants, upgrade the existing 100amp service to new 200amp service | $13,000 | [E1886052](https://nearbypermits.com/boston/permit/E1886052/) |
| Aug 5, 2026 | [68 Joyce Kilmer Rd](https://nearbypermits.com/boston/address/68-joyce-kilmer-rd/) | 330 ft NW | Alteration or repair | Gut kitchen renovation. Including demo and dispose of existing kitchen finishes walls, ceiling and flooring. Install new hardwood flooring, cabinets, counters and appliances. All related plumbing and electrical work. | $70,620 | [SF1882518](https://nearbypermits.com/boston/permit/SF1882518/) |
| Jul 23, 2026 | [67 Belle Av](https://nearbypermits.com/boston/address/67-belle-av/) | 650 ft NW | New building | Erect new single family dwelling with an unfinished basement for mechanical/storage use, and an attic that is unfinished except for a bedroom/hallway.Includes; two off- street parking spots; and a Solar -Ready Zone. On the vacant lot parcel # 2010596000- 10th Edition;e[Plans] Filed | $405,000 | [ERT1797639](https://nearbypermits.com/boston/permit/ERT1797639/) |
| Jul 10, 2026 | [78 Glenellen Rd](https://nearbypermits.com/boston/address/78-glenellen-rd/) | 610 ft SE | Roofing | Strip & re-roof house | $12,500 | [SF1867009](https://nearbypermits.com/boston/permit/SF1867009/) |
| Jun 15, 2026 | [118 Keystone St](https://nearbypermits.com/boston/address/118-keystone-st/) | 800 ft S | Roofing | Strip roof shingles, and re-roof per GAF code (14 SQ), using 6' of ice and water shield. | $15,833 | [SF1700443](https://nearbypermits.com/boston/permit/SF1700443/) |
| Jun 2, 2026 | [11 Centre Ln](https://nearbypermits.com/boston/address/11-centre-ln/) | 960 ft NE | Electrical | Low voltage alarm install | $1,200 | [ELV1856606](https://nearbypermits.com/boston/permit/ELV1856606/) |
| May 20, 2026 | [105 Belle Av](https://nearbypermits.com/boston/address/105-belle-av/) | 550 ft W | Solar | Installation of roof mounted photovoltaic solar systems, 2.05 kw 5 panels with installation of 1 Tesla powerwall3 battery installed on exterior of home | $37,500 | [SF1841837](https://nearbypermits.com/boston/permit/SF1841837/) |
| May 7, 2026 | [115 Northdale Rd](https://nearbypermits.com/boston/address/115-northdale-rd/) | 660 ft W | Electrical | Wiring 2 heat pumps and 1 wall mount heater | $1,650 | [E1566291](https://nearbypermits.com/boston/permit/E1566291/) |
| May 5, 2026 | [51 Joyce Kilmer Rd](https://nearbypermits.com/boston/address/51-joyce-kilmer-rd/) | 550 ft NW | Electrical | Install EV charger 50A hardwired option inside garage (Tesla Charger). | $900 | [E1845840](https://nearbypermits.com/boston/permit/E1845840/) |

### Farther (1,000 ft to ¼ mi), 21 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 3, 2026 | [66 Baker St](https://nearbypermits.com/boston/address/66-baker-st/) | 0.19 mi N | Alteration or repair | Remove and replace 1 entry door; like for like size; no structural changes | $8,600 | [SF1890302](https://nearbypermits.com/boston/permit/SF1890302/) |
| Sep 3, 2026 | [23 Wedgemere Rd](https://nearbypermits.com/boston/address/23-wedgemere-rd/) | 0.24 mi NE | Plumbing | Run new gas line to the attic furnace. Note there is not gas line on the street at this time. This work is being completed for the future, when a gas meter is installed at their house. | $1,500 | [G1889789](https://nearbypermits.com/boston/permit/G1889789/) |
| Aug 11, 2026 | [106 Eastwood Cc](https://nearbypermits.com/boston/address/106-eastwood-cc/) | 0.19 mi W | Plumbing | 2nd fl. Rough and finish a 3/4 bathroom, a half bath and bar sink. 3rd fl. Rough and finish a full bathroom and washing machine connection. | $11,000 | [PL1884350](https://nearbypermits.com/boston/permit/PL1884350/) |
| Aug 11, 2026 | [106 Eastwood Cc](https://nearbypermits.com/boston/address/106-eastwood-cc/) | 0.19 mi W | Plumbing | 2ndfl. Rough a 1/2" gas line for stove. | $1,100 | [G1884352](https://nearbypermits.com/boston/permit/G1884352/) |
| Aug 7, 2026 | [106 Eastwood Cc](https://nearbypermits.com/boston/address/106-eastwood-cc/) | 0.19 mi W | Electrical | 2nd and 3rd floor addition, service upgrade | $7,000 | [E1869315](https://nearbypermits.com/boston/permit/E1869315/) |
| Jul 30, 2026 | [108 Glenellen Rd](https://nearbypermits.com/boston/address/108-glenellen-rd/) | 0.19 mi S | Alteration or repair | Renovations of existing kitchen and bathrooms. No change to building footprint. | $100,000 | [SF1852696](https://nearbypermits.com/boston/permit/SF1852696/) |
| Jul 23, 2026 | [5 Fairlane Rd](https://nearbypermits.com/boston/address/5-fairlane-rd/) | 0.24 mi S | Solar | Temporarily remove and reinstall existing solar panels for roof work. | $499 | [E1875681](https://nearbypermits.com/boston/permit/E1875681/) |
| Jul 21, 2026 | [10 Altacrest Rd](https://nearbypermits.com/boston/address/10-altacrest-rd/) | 0.24 mi NE | Alteration or repair | Air sealing, weather strip & sweep for doors, fiberglass for rim joist, insulate basement door, & blown in cellulose for exterior walls | $3,474 | [SF1869950](https://nearbypermits.com/boston/permit/SF1869950/) |
| Jul 20, 2026 | [5 Fairlane Rd](https://nearbypermits.com/boston/address/5-fairlane-rd/) | 0.24 mi S | Roofing | strip roof shingles and re-roof per manufacturers specs - NO STRUCTURAL CHANGES | $11,000 | [SF1863546](https://nearbypermits.com/boston/permit/SF1863546/) |
| Jul 17, 2026 | [23 Wedgemere Rd](https://nearbypermits.com/boston/address/23-wedgemere-rd/) | 0.24 mi NE | Plumbing | Customer is adding second floor to house with new full bathroom. Roughing in toilet, lav and shower with shower valve. Bringing existing stack through roof. | $5,600 | [PL1873942](https://nearbypermits.com/boston/permit/PL1873942/) |
| Jul 15, 2026 | [99 Laurie Av](https://nearbypermits.com/boston/address/99-laurie-av/) | 0.24 mi NW | Plumbing | Replace a gas fired water heater | $950 | [G1871836](https://nearbypermits.com/boston/permit/G1871836/) |
| Jul 14, 2026 | [99 Laurie Av](https://nearbypermits.com/boston/address/99-laurie-av/) | 0.24 mi NW | Plumbing | Replace a gas fired water heater | $950 | [PL1871842](https://nearbypermits.com/boston/permit/PL1871842/) |
| Jun 15, 2026 | [23 Wedgemere Rd](https://nearbypermits.com/boston/address/23-wedgemere-rd/) | 0.24 mi NE | Electrical | Install a temporary electrical service off the home for a home addition. | $1,800 | [ETS1859657](https://nearbypermits.com/boston/permit/ETS1859657/) |
| Jun 10, 2026 | [11 Johnson St](https://nearbypermits.com/boston/address/11-johnson-st/) | 0.22 mi N | Alteration or repair | Installing ductless mini split heat pump system with 1 outdoor unit. | $5,300 | [SF1851667](https://nearbypermits.com/boston/permit/SF1851667/) |
| Jun 4, 2026 | [101 Oakmere St](https://nearbypermits.com/boston/address/101-oakmere-st/) | 0.23 mi W | Alteration or repair | Tub to shower conversion in 2nd floor bathroom | $17,000 | [SF1847018](https://nearbypermits.com/boston/permit/SF1847018/) |
| Jun 3, 2026 | [27 Belle Av](https://nearbypermits.com/boston/address/27-belle-av/) | 0.21 mi N | Electrical | Furnish and install (2) recessed LED lights on the new porch. Furnish and install (2) wall sconce light fixtures on the porch. Furnish and install (2) weather-resistant receptacle outlets: (1) receptacle outlet on the porch. (1) receptacle outlet on the side of the house. | $2,000 | [E1856673](https://nearbypermits.com/boston/permit/E1856673/) |
| Jun 2, 2026 | [1580 Vfw Pw](https://nearbypermits.com/boston/address/1580-vfw-pw/) | 0.23 mi SW | Sign | Install a new channel letter sign to the wall, and existing pylon sign refacing. | $6,800 | [ALT1839824](https://nearbypermits.com/boston/permit/ALT1839824/) |
| May 26, 2026 | [11 Johnson St](https://nearbypermits.com/boston/address/11-johnson-st/) | 0.22 mi N | Electrical | Wiring 1 outdoor unit for ductless mini split heat pump system | $1,000 | [E1851636](https://nearbypermits.com/boston/permit/E1851636/) |
| May 15, 2026 | [27 Belle Av](https://nearbypermits.com/boston/address/27-belle-av/) | 0.21 mi N | Alteration or repair | The Contractor shall demolish and dispose of the existing enclosed front porch, front masonry stairs and wrought iron railings. The Contractor shall rebuild the front porch as an open porch, with new masonry front stairs. The Contractor shall modify the front walkway to align with the new stairs | $38,900 | [SF1848876](https://nearbypermits.com/boston/permit/SF1848876/) |
| May 11, 2026 | [101 Oakmere St](https://nearbypermits.com/boston/address/101-oakmere-st/) | 0.23 mi W | Plumbing | Tub to shower conversion in 2nd floor bathroom | $2,500 | [PL1847023](https://nearbypermits.com/boston/permit/PL1847023/) |
| May 8, 2026 | [1580 Vfw Pw](https://nearbypermits.com/boston/address/1580-vfw-pw/) | 0.23 mi SW | Sign | Install one new non-illuminated 42" high x 20' x 1/4" thick aluminum composite panel with vinyl die cut lettering, NEUVO DIA, WEST ROXBURY ADULT DAY HEALTH CENTER as per BPDA approved drawings. | $3,856 | [ALT1842370](https://nearbypermits.com/boston/permit/ALT1842370/) |

## Zoning requests nearby

Hearings are public: you can comment or attend. Dates can move; check the city's page before you go.

| Status | Hearing | Address | Distance | Request | Case | City's words | Filed |
|---|---|---|---|---|---|---|---|
| Requested |  | 15 Centre Ln | 0.20 mi NE | To demolish existing garage wall and install new exterior wall | [BOA1888487](https://www.boston.gov/appeal-tracker) | "Community Process" | 2026-08-16 |

## More on this street

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

- [59 Keystone St](https://nearbypermits.com/boston/address/59-keystone-st/): newest permit Dec 9, 2025
- [66 Keystone St](https://nearbypermits.com/boston/address/66-keystone-st/): newest permit Oct 20, 2025
- [29 Keystone St](https://nearbypermits.com/boston/address/29-keystone-st/): newest permit Feb 5, 2026
- [25 Keystone St](https://nearbypermits.com/boston/address/25-keystone-st/): newest permit May 14, 2025
- [24 Keystone St](https://nearbypermits.com/boston/address/24-keystone-st/): newest permit Jan 20, 2026
- [76 Keystone St](https://nearbypermits.com/boston/address/76-keystone-st/): newest permit Aug 5, 2025
- [20 Keystone St](https://nearbypermits.com/boston/address/20-keystone-st/): newest permit Jan 16, 2026
- [19 Keystone St](https://nearbypermits.com/boston/address/19-keystone-st/): newest permit Jul 14, 2025
- [14 Keystone St](https://nearbypermits.com/boston/address/14-keystone-st/): newest permit Feb 18, 2026
- [91 Keystone St](https://nearbypermits.com/boston/address/91-keystone-st/): newest permit Jan 2, 2026

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-10 01:20 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 9, 19:47 UTC.

Map, all 4 permits at this address and 45 nearby: https://nearbypermits.com/boston/address/50-keystone-st/