# Building permits at 20 Lagrange St, Boston, MA 12 permits on record here. The newest, Nov 28, 2025: Water heater replacement. Within a quarter mile, the city has issued 21 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Nov 28, 2025 | Plumbing | water heater replacement | $600 | [PL1802382](https://nearbypermits.com/boston/permit/PL1802382/) | | Nov 28, 2025 | Plumbing | water heater replacement unit 1 | $600 | [G1802378](https://nearbypermits.com/boston/permit/G1802378/) | | Nov 8, 2023 | Electrical | Rewire remodeling bathroom | $1,450 | [E1543606](https://nearbypermits.com/boston/permit/E1543606/) | | Nov 1, 2023 | Plumbing | Remodel existing bathroom | $3,000 | [PL1540857](https://nearbypermits.com/boston/permit/PL1540857/) | | Oct 5, 2023 | Alteration or repair | Bathroom remodel. Install new bathtub, vanity, faucet and toilet. Install tile on bathroom floor. Trim and paint. | $21,974 | [SF1529211](https://nearbypermits.com/boston/permit/SF1529211/) | | Sep 25, 2015 | Electrical | finish work only on electrical | $1,000 | [E523287](https://nearbypermits.com/boston/permit/E523287/) | | Apr 23, 2015 | Plumbing | 1 shower 1 toilet 1 lavatory | $1,500 | [PL465444](https://nearbypermits.com/boston/permit/PL465444/) | | Mar 10, 2015 | Electrical | provide cable and phone | $200 | [ELV452629](https://nearbypermits.com/boston/permit/ELV452629/) | | Mar 10, 2015 | Fire systems | install hardwired smoke detectors | $1,000 | [EFA452626](https://nearbypermits.com/boston/permit/EFA452626/) | | Mar 10, 2015 | Electrical | wire up new room in the attic | $2,000 | [E452619](https://nearbypermits.com/boston/permit/E452619/) | | Mar 9, 2015 | Alteration or repair | Renovations to existing attic. Electrical. Plumbing. New Closets. | $20,000 | [SF452206](https://nearbypermits.com/boston/permit/SF452206/) | | May 13, 2013 | Alteration or repair | install 2 basement windows and 3 double hung vinyl windows.install railings on second floor front deck. | $2,900 | [SF243549](https://nearbypermits.com/boston/permit/SF243549/) | ## Within ¼ mi since May 1, 2026 21 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 8 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 6, 2026 | [26 Alleyne St](https://nearbypermits.com/boston/address/26-alleyne-st/) | 890 ft SW | Roofing | Strip/Roof asphalt Shingles. EPDM on Flat roof | $15,000 | [SF1878742](https://nearbypermits.com/boston/permit/SF1878742/) | | Aug 5, 2026 | [4773-4775 Washington St](https://nearbypermits.com/boston/address/4773--4775-washington-st/) | 320 ft S | Roofing | Remove and replace 31 sq asphalt roof. | $24,055 | [SF1869801](https://nearbypermits.com/boston/permit/SF1869801/) | | Jul 22, 2026 | [15 Searle Rd](https://nearbypermits.com/boston/address/15-searle-rd/) | 820 ft NW | Solar | Install 17 460w solar panels on rooftop of home total 7.820kw dc system | $21,787 | [SF1872564](https://nearbypermits.com/boston/permit/SF1872564/) | | Jul 22, 2026 | [15 Searle Rd](https://nearbypermits.com/boston/address/15-searle-rd/) | 820 ft NW | Solar | Install 17 460w solar panels on rooftop of home 7.820kw dc | $7,500 | [E1872570](https://nearbypermits.com/boston/permit/E1872570/) | | Jun 25, 2026 | [31 Partridge St](https://nearbypermits.com/boston/address/31-partridge-st/) | 600 ft W | Plumbing | Update brass water piping in basement to Pex tubing. Install Moen flow leak detection valve. | $5,000 | [PL1863828](https://nearbypermits.com/boston/permit/PL1863828/) | | Jun 4, 2026 | [12 Loyola Ci](https://nearbypermits.com/boston/address/12-loyola-ci/) | 980 ft NW | Electrical | Wire in new ductless mini split system | $950 | [E1857564](https://nearbypermits.com/boston/permit/E1857564/) | | May 28, 2026 | [31 Partridge St](https://nearbypermits.com/boston/address/31-partridge-st/) | 600 ft W | Electrical | Add a sub panel next to existing panel. Add receptacles on first and second floor (Total 5) | $3,650 | [E1855308](https://nearbypermits.com/boston/permit/E1855308/) | | May 5, 2026 | [4815 Washington St](https://nearbypermits.com/boston/address/4815-washington-st/) | 820 ft SW | Electrical | Upgrade service from 100 to 200 and add public meter | $5,000 | [E1845357](https://nearbypermits.com/boston/permit/E1845357/) | ### Farther (1,000 ft to ¼ mi), 13 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 2, 2026 | [45 Franclaire Dr](https://nearbypermits.com/boston/address/45-franclaire-dr/) | 0.23 mi W | Plumbing | one [shower, lav, w/c laundry tray in basement | $5,000 | [PL1906768](https://nearbypermits.com/boston/permit/PL1906768/) | | Sep 30, 2026 | [14 Franclaire Dr](https://nearbypermits.com/boston/address/14-franclaire-dr/) | 0.25 mi NW | Electrical | need to upgrade the electrical service from 100A to 200A | $2,200 | [E1905186](https://nearbypermits.com/boston/permit/E1905186/) | | Sep 29, 2026 | [85 Partridge St](https://nearbypermits.com/boston/address/85-partridge-st/) | 0.23 mi W | Electrical | wiring two walls in basement nd first floor | $850 | [E1905377](https://nearbypermits.com/boston/permit/E1905377/) | | Aug 24, 2026 | [47 Alleyne St](https://nearbypermits.com/boston/address/47-alleyne-st/) | 0.22 mi SW | Plumbing | Install plumbing for 1.5 baths / kitchen. | $3,000 | [PL1889811](https://nearbypermits.com/boston/permit/PL1889811/) | | Aug 4, 2026 | [41 Alleyne St](https://nearbypermits.com/boston/address/41-alleyne-st/) | 0.22 mi SW | Plumbing | Remodel Kitchen | $3,000 | [PL1880567](https://nearbypermits.com/boston/permit/PL1880567/) | | Jul 24, 2026 | [41 Alleyne St](https://nearbypermits.com/boston/address/41-alleyne-st/) | 0.22 mi SW | Electrical | Kitchen renovation turn half bath into full bath adding new light and outlet. | $5,000 | [E1877067](https://nearbypermits.com/boston/permit/E1877067/) | | Jul 20, 2026 | [9 Larkhill Rd](https://nearbypermits.com/boston/address/9-larkhill-rd/) | 0.25 mi NW | Alteration or repair | Remodel kitchen, install new kitchen cabinets and counter tops, remodel second floor bathroom, reinsulate walls, blueboard and plaster, ceramic tile, install new plumbing and lighting fixtures. | $25,000 | [SF1874584](https://nearbypermits.com/boston/permit/SF1874584/) | | Jul 13, 2026 | [41 Alleyne St](https://nearbypermits.com/boston/address/41-alleyne-st/) | 0.22 mi SW | Alteration or repair | Kitchen renovation. Turn half bath to full bath. Reframe window/door. Flooring. Second level add washer/dryer outlet. | $35,000 | [SF1861096](https://nearbypermits.com/boston/permit/SF1861096/) | | Jul 2, 2026 | [90 Searle Rd](https://nearbypermits.com/boston/address/90-searle-rd/) | 0.24 mi W | Electrical | Upgrade electrical panel and service from 100 amps to 200 amps. | $3,500 | [E1868476](https://nearbypermits.com/boston/permit/E1868476/) | | Jun 9, 2026 | [4843 Washington St](https://nearbypermits.com/boston/address/4843-washington-st/) | 0.21 mi SW | Alteration or repair | Demolition and rebuilding of existing dormer according to plans provided. | $28,000 | [ALT1524952](https://nearbypermits.com/boston/permit/ALT1524952/) | | Jun 8, 2026 | [63 Bellevue Hill Rd](https://nearbypermits.com/boston/address/63-bellevue-hill-rd/) | 0.24 mi N | Alteration or repair | Installation of (18) Like-For-Like, Double-Hung Window Inserts. No structural changes per building code. | $55,492 | [SF1843561](https://nearbypermits.com/boston/permit/SF1843561/) | | Jun 3, 2026 | [79 Searle Rd](https://nearbypermits.com/boston/address/79-searle-rd/) | 0.22 mi W | Alteration or repair | Insulation work as part of the MASS Save program. | $3,000 | [SF1851398](https://nearbypermits.com/boston/permit/SF1851398/) | | May 15, 2026 | [45 Franclaire Dr](https://nearbypermits.com/boston/address/45-franclaire-dr/) | 0.23 mi W | Plumbing | I will be remodeling my half bathroom and converting it to a full bath. I hired a plumber who will be applying for the plumbing permit. | $5,000 | [SF1848668](https://nearbypermits.com/boston/permit/SF1848668/) | ## More on this street Other addresses on Lagrange St with permits, nearest house number first: - [14-16 Lagrange St](https://nearbypermits.com/boston/address/14--16-lagrange-st/): newest permit Sep 29, 2025 - [36 Lagrange St](https://nearbypermits.com/boston/address/36-lagrange-st/): newest permit Nov 19, 2024 - [2 Lagrange St](https://nearbypermits.com/boston/address/2-lagrange-st/): newest permit Dec 5, 2024 - [41 Lagrange St](https://nearbypermits.com/boston/address/41-lagrange-st/): newest permit May 18, 2026 - [47-55 Lagrange St](https://nearbypermits.com/boston/address/47--55-lagrange-st/): newest permit Dec 24, 2025 - [64 Lagrange St](https://nearbypermits.com/boston/address/64-lagrange-st/): newest permit Oct 31, 2025 - [101 Lagrange St](https://nearbypermits.com/boston/address/101-lagrange-st/): newest permit Jan 24, 2025 - [106 Lagrange St](https://nearbypermits.com/boston/address/106-lagrange-st/): newest permit Aug 13, 2025 - [145 Lagrange St](https://nearbypermits.com/boston/address/145-lagrange-st/): newest permit Jun 13, 2025 - [148 Lagrange St](https://nearbypermits.com/boston/address/148-lagrange-st/): newest permit Jul 21, 2026 --- Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 16:28 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 12 permits at this address and 21 nearby: https://nearbypermits.com/boston/address/20-lagrange-st/