# Building permits at 644 Lagrange St, Boston, MA

Seven permits on record here. The newest, Aug 11: Fixing threshold on back of house. Within a quarter mile, the city has issued 47 more permits (44 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Aug 11, 2026 | Alteration or repair | Fixing threshold on back of house | Not listed | [SF1886479](https://nearbypermits.com/boston/permit/SF1886479/) |
| Aug 6, 2026 | Alteration or repair | Fixing the wood on the outside of the house due to damage from tree branch; | Not listed | [SF1883569](https://nearbypermits.com/boston/permit/SF1883569/) |
| Nov 27, 2020 | Alteration or repair | Insulation of attic and walls using blown cellulose | $7,997 | [SF1140731](https://nearbypermits.com/boston/permit/SF1140731/) |
| Oct 16, 2019 | Plumbing | Back flow and hot water tank | $3,000 | [PL1012488](https://nearbypermits.com/boston/permit/PL1012488/) |
| Oct 16, 2019 | Plumbing | Boiler | $500 | [G1012487](https://nearbypermits.com/boston/permit/G1012487/) |
| Jul 19, 2018 | Alteration or repair | Repair clapboards, siding, gutters, and some deck boards. | $1,000 | [SF856276](https://nearbypermits.com/boston/permit/SF856276/) |
| Sep 11, 2017 | Alteration or repair | repair porch painting | $400 | [SF755505](https://nearbypermits.com/boston/permit/SF755505/) |

## Within ¼ mi since May 1, 2026

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

### Next door (under 250 ft), 3 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 2, 2026 | [15 Bertson Av](https://nearbypermits.com/boston/address/15-bertson-av/) | 150 ft S | Alteration or repair | Insulate Walls | $2,754 | [SF1894786](https://nearbypermits.com/boston/permit/SF1894786/) |
| Aug 20, 2026 | [266 Vermont St](https://nearbypermits.com/boston/address/266-vermont-st/) | 110 ft SW | Roofing | Strip roof. Install ice and water shield and synthetic underlayer. Install GAF Architect Type Roofing Shingles. | $13,050 | [SF1889517](https://nearbypermits.com/boston/permit/SF1889517/) |
| May 4, 2026 | [15 Bertson Av](https://nearbypermits.com/boston/address/15-bertson-av/) | 150 ft S | Addition | Build a two story addition on the rear of the house and renovate the kitchen. | $200,000 | [ALT1788610](https://nearbypermits.com/boston/permit/ALT1788610/) |

### This block (250 to 1,000 ft), 26 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 23, 2026 | [181 Perham St](https://nearbypermits.com/boston/address/181-perham-st/) | 770 ft SW | Alteration or repair | Remodel kitchen and 2 1/2 bathrooms and add full bathroom Replace windows flooring interior trim and doors board and plaster | $224,730 | [SF1903730](https://nearbypermits.com/boston/permit/SF1903730/) |
| Sep 22, 2026 | [23 Bertson Av](https://nearbypermits.com/boston/address/23-bertson-av/) | 310 ft SW | Roofing | Strip & re-roof existing shingles/roofing, replace existing ridge vent, ice/water & drip edges, chimney flashing & counter-flashing; | $15,000 | [SF1895971](https://nearbypermits.com/boston/permit/SF1895971/) |
| Sep 18, 2026 | [280 Vermont St](https://nearbypermits.com/boston/address/280-vermont-st/) | 310 ft SW | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID - 882158) | $4,000 | [SF1895055](https://nearbypermits.com/boston/permit/SF1895055/) |
| Sep 18, 2026 | [615 Lagrange St](https://nearbypermits.com/boston/address/615-lagrange-st/) | 490 ft SE | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-878223) | $8,000 | [SF1894518](https://nearbypermits.com/boston/permit/SF1894518/) |
| Sep 18, 2026 | [9 Carroll St](https://nearbypermits.com/boston/address/9-carroll-st/) | 540 ft W | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site id-879179) yr2 | $7,000 | [SF1893899](https://nearbypermits.com/boston/permit/SF1893899/) |
| Jul 28, 2026 | [9 Carroll St](https://nearbypermits.com/boston/address/9-carroll-st/) | 540 ft W | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-879179) | $7,000 | [SF1873784](https://nearbypermits.com/boston/permit/SF1873784/) |
| Sep 15, 2026 | [131 Dent St](https://nearbypermits.com/boston/address/131-dent-st/) | 990 ft S | Plumbing | * Open the necessary sections of the basement ceiling to access the existing piping. * Remove and replace the sewer branch line serving the second-floor restroom, beginning at the basement ceiling. * Replace the accessible main sewer piping through the basement, continuing to just before the foundat | $8,000 | [PL1901297](https://nearbypermits.com/boston/permit/PL1901297/) |
| Sep 2, 2026 | [95 Grayfield Av](https://nearbypermits.com/boston/address/95-grayfield-av/) | 760 ft NE | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-885111) | $8,000 | [SF1893900](https://nearbypermits.com/boston/permit/SF1893900/) |
| Sep 1, 2026 | [675 Lagrange St](https://nearbypermits.com/boston/address/675-lagrange-st/) | 510 ft N | Alteration or repair | install 18 harvey replacement windows. Energy star, inserts only with no structural work | $20,560 | [SF1886118](https://nearbypermits.com/boston/permit/SF1886118/) |
| Aug 21, 2026 | [34 Addington Rd](https://nearbypermits.com/boston/address/34-addington-rd/) | 900 ft N | Plumbing | replacement of a range | $200 | [G1863478](https://nearbypermits.com/boston/permit/G1863478/) |
| Aug 10, 2026 | [14 Thurlow St](https://nearbypermits.com/boston/address/14-thurlow-st/) | 870 ft SE | Alteration or repair | Residential weatherization/air sealing. No structural changes. (Site ID-877984) | $2,000 | [SF1878206](https://nearbypermits.com/boston/permit/SF1878206/) |
| Aug 7, 2026 | [46 Potomac St](https://nearbypermits.com/boston/address/46-potomac-st/) | 730 ft SE | Roofing | Full Re-Roof, Comp Shingle, No Structural Work. | $8,879 | [SF1869413](https://nearbypermits.com/boston/permit/SF1869413/) |
| Aug 5, 2026 | [46 Potomac St](https://nearbypermits.com/boston/address/46-potomac-st/) | 730 ft SE | Solar | Installation of solar panels on existing residential roof. 7.92 kW. Addition of 1 0-60A circuits. 18 panels. | $57,106 | [SF1874811](https://nearbypermits.com/boston/permit/SF1874811/) |
| Jul 23, 2026 | [46 Potomac St](https://nearbypermits.com/boston/address/46-potomac-st/) | 730 ft SE | Solar | Installation of solar panels on existing residential roof. 7.92 kW. Addition of 1 0-60A circuits. 18 panels. | $28,553 | [E1874817](https://nearbypermits.com/boston/permit/E1874817/) |
| Jul 29, 2026 | [156 Mount Vernon St](https://nearbypermits.com/boston/address/156-mount-vernon-st/) | 820 ft E | Plumbing | Gas test for a locked meter | $1,000 | [G1877104](https://nearbypermits.com/boston/permit/G1877104/) |
| Jul 20, 2026 | [19 Sherbrook St](https://nearbypermits.com/boston/address/19-sherbrook-st/) | 980 ft SE | Alteration or repair | Replace Existing Deck. No change to dimensions. | $25,000 | [SF1862124](https://nearbypermits.com/boston/permit/SF1862124/) |
| Jul 14, 2026 | [711 Lagrange St](https://nearbypermits.com/boston/address/711-lagrange-st/) | 860 ft NW | Electrical | 200A service upgrade; full outlet/switch/fixture replacements; basement lighting + new AFCI circuit; new dryer, sump pump, living room and wood room lighting circuits; 2nd-floor bath fan + circuit; permit filing included. | $16,000 | [E1871160](https://nearbypermits.com/boston/permit/E1871160/) |
| Jul 13, 2026 | [280 Vermont St](https://nearbypermits.com/boston/address/280-vermont-st/) | 310 ft SW | Electrical | Mini split wiring (3 Ton), Electric water heater | $1,600 | [E1867364](https://nearbypermits.com/boston/permit/E1867364/) |
| Jul 9, 2026 | [18 Addington Rd](https://nearbypermits.com/boston/address/18-addington-rd/) | 650 ft N | Fence, wall or deck | Remove and replace 5 windows, 1 patio door; like for like size; no structural changes | $22,439 | [SF1865240](https://nearbypermits.com/boston/permit/SF1865240/) |
| Jul 8, 2026 | [15 Sherbrook St](https://nearbypermits.com/boston/address/15-sherbrook-st/) | 960 ft SE | Electrical | Updating the Existing Solar Mods and Inverter Old - 16 Trina 245PA05 Inverter PVI 3.6-OUTD New - 16 Trina 275PD05.05 (1) Delta E4_BDI // RPI402EBDI0T2-E. Apsmart rsd-s-plc | $5,000 | [E1850211](https://nearbypermits.com/boston/permit/E1850211/) |
| Jul 7, 2026 | [18 Carroll St](https://nearbypermits.com/boston/address/18-carroll-st/) | 700 ft W | Electrical | Wire a 10KW mini split system. | $1,200 | [E1869299](https://nearbypermits.com/boston/permit/E1869299/) |
| Jul 3, 2026 | [18 Carroll St](https://nearbypermits.com/boston/address/18-carroll-st/) | 700 ft W | Mechanical (HVAC) | Install Custom Comfort, Extreme Heat, 6 Zone Mini Split System. 55k Heat Pump/Condenser at Ground Level in the Rear of the House, 12k Wall Mounted Unit, Living Room, Two 9k, Wall Mounted Units for Kitchen and Laundry Area in Basement, Two 6k Wall Mounted Units for 2 Offices. | $23,000 | [SF1864950](https://nearbypermits.com/boston/permit/SF1864950/) |
| Jun 29, 2026 | [280 Vermont St](https://nearbypermits.com/boston/address/280-vermont-st/) | 310 ft SW | Plumbing | Replace Water Heater | $500 | [PL1865267](https://nearbypermits.com/boston/permit/PL1865267/) |
| May 20, 2026 | [683 Lagrange St](https://nearbypermits.com/boston/address/683-lagrange-st/) | 610 ft N | Solar | Installation of roof mounted photovoltaic solar systems, 6.56 kw 16 panels with installation of 1 franklin battery installed on exterior of home | $61,200 | [SF1841528](https://nearbypermits.com/boston/permit/SF1841528/) |
| May 20, 2026 | [683 Lagrange St](https://nearbypermits.com/boston/address/683-lagrange-st/) | 610 ft N | Solar | Installation of roof mounted photovoltaic solar systems, 6.56 kw 16 panels with installation of 1 franklin battery installed on exterior of home | $61,200 | [E1841530](https://nearbypermits.com/boston/permit/E1841530/) |
| May 8, 2026 | [30 Bertson Av](https://nearbypermits.com/boston/address/30-bertson-av/) | 410 ft S | Alteration or repair | Installation of (2) Sliding Patio Doors | $16,082 | [SF1843528](https://nearbypermits.com/boston/permit/SF1843528/) |

### Farther (1,000 ft to ¼ mi), 18 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 21, 2026 | [15 Yorktown St](https://nearbypermits.com/boston/address/15-yorktown-st/) | 0.19 mi SE | Alteration or repair | Strip entire home of wood siding down to substrate Install Grayne siding by Westlake Royal Building Products Remove existing gutters from the entire house Install new aluminum seamless gutters on existing areas Install new downspouts and hardware - Round smooth downspout included | $55,000 | [SF1902090](https://nearbypermits.com/boston/permit/SF1902090/) |
| Sep 21, 2026 | [15 Yorktown St](https://nearbypermits.com/boston/address/15-yorktown-st/) | 0.19 mi SE | Roofing | Remove existing shingle roof on the entire house Install an 8" drip edge on all leading edges Install new GAF Timberline High Definition Architectural shingles Chimney: Re-use lead, ring ice and water ring, new step flashing, install shingles and Geocel joints added | $13,500 | [SF1902084](https://nearbypermits.com/boston/permit/SF1902084/) |
| Sep 4, 2026 | [9 Temple Te](https://nearbypermits.com/boston/address/9-temple-te/) | 0.24 mi W | Alteration or repair | Remove and replace 9 windows, like for like, same size, no structural changes | $25,425 | [SF1895039](https://nearbypermits.com/boston/permit/SF1895039/) |
| Sep 4, 2026 | [12 Chellman St](https://nearbypermits.com/boston/address/12-chellman-st/) | 0.21 mi N | Electrical | Replace/relocate existing receptacles and kitchen wiring. Install new 20A circuits and receptacles on 1st/2nd floors. Provide AFCI/GFCI protection as required. Replace basement receptacles. Remove exterior conduit/fixtures and install new exterior bulkhead fixture. | $5,000 | [E1897626](https://nearbypermits.com/boston/permit/E1897626/) |
| Sep 4, 2026 | [563 Lagrange St](https://nearbypermits.com/boston/address/563-lagrange-st/) | 0.19 mi SE | Electrical | 50 amp Hard Wired EV Charger / Replace Outside Motion Flood Light / Replace Closet Light | $2,519 | [E1897024](https://nearbypermits.com/boston/permit/E1897024/) |
| Sep 1, 2026 | [47 Newfield St](https://nearbypermits.com/boston/address/47-newfield-st/) | 0.22 mi N | Alteration or repair | Insulation work as part of the MASS Save program. | $7,000 | [SF1891063](https://nearbypermits.com/boston/permit/SF1891063/) |
| Aug 13, 2026 | [116 Mount Vernon St](https://nearbypermits.com/boston/address/116-mount-vernon-st/) | 0.24 mi SE | Electrical | Installation of a 120v smoke circuit | $3,000 | [E1887295](https://nearbypermits.com/boston/permit/E1887295/) |
| Aug 5, 2026 | [138 Mount Vernon St](https://nearbypermits.com/boston/address/138-mount-vernon-st/) | 0.19 mi E | Electrical | Install power to and, install outlet and fixture in detached garage. | $750 | [E1882035](https://nearbypermits.com/boston/permit/E1882035/) |
| Aug 4, 2026 | [31 Houston St](https://nearbypermits.com/boston/address/31-houston-st/) | 0.24 mi NE | Plumbing | relocating washing machine to second floor | $6,000 | [PL1881699](https://nearbypermits.com/boston/permit/PL1881699/) |
| Jul 30, 2026 | [20 Lasell St](https://nearbypermits.com/boston/address/20-lasell-st/) | 0.24 mi W | Alteration or repair | Insulate rim joist. | $1,000 | [SF1877690](https://nearbypermits.com/boston/permit/SF1877690/) |
| Jul 14, 2026 | [12 Crest St](https://nearbypermits.com/boston/address/12-crest-st/) | 0.19 mi E | Electrical | Leviton load center malfunctioned replace with new ABB load center with Generator back feeder | $5,000 | [E1872517](https://nearbypermits.com/boston/permit/E1872517/) |
| Jul 14, 2026 | [18 Pender St](https://nearbypermits.com/boston/address/18-pender-st/) | 0.24 mi SE | Alteration or repair | remove old deck and stairs build new deck and stairs | $7,500 | [ALT1871976](https://nearbypermits.com/boston/permit/ALT1871976/) |
| Jul 6, 2026 | [860 Vfw Pw](https://nearbypermits.com/boston/address/860-vfw-pw/) | 0.25 mi NW | Plumbing | replacement of 80k btu gas furnace | $12,000 | [G1867191](https://nearbypermits.com/boston/permit/G1867191/) |
| Jun 15, 2026 | [228 Temple St](https://nearbypermits.com/boston/address/228-temple-st/) | 0.24 mi SW | Electrical | New 200 amp service panel is getting upgraded. Installing a 200 amp meter main on the outside of the building Coming up through the roof and the point of attachment is staying the same Installing new ground rods and new water ground | $10,000 | [E1860314](https://nearbypermits.com/boston/permit/E1860314/) |
| Jun 2, 2026 | [116 Mount Vernon St](https://nearbypermits.com/boston/address/116-mount-vernon-st/) | 0.24 mi SE | Electrical | new construction addition | $20,000 | [E1856667](https://nearbypermits.com/boston/permit/E1856667/) |
| May 26, 2026 | [311 Temple St](https://nearbypermits.com/boston/address/311-temple-st/) | 0.21 mi W | Alteration or repair | Replace all siding on house. No electrical work will be involved. | $25,000 | [SF1849427](https://nearbypermits.com/boston/permit/SF1849427/) |
| May 12, 2026 | [138 Mount Vernon St](https://nearbypermits.com/boston/address/138-mount-vernon-st/) | 0.19 mi E | Electrical | replacing heat pump system equipment (outdoor & indoor) | $1,200 | [E1847112](https://nearbypermits.com/boston/permit/E1847112/) |
| May 6, 2026 | [28 Lasell St](https://nearbypermits.com/boston/address/28-lasell-st/) | 0.23 mi W | Electrical | Install new subpanel on 2 nd floor and rewire 3 bedrooms | $2,000 | [E1842743](https://nearbypermits.com/boston/permit/E1842743/) |

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 17:56 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 7 permits at this address and 47 nearby: https://nearbypermits.com/boston/address/644-lagrange-st/