Building permit intelligence · Boston, MA
21 Larchmont St has 6 municipal building permits on file in Ward 17. The latest recorded activity was a gas permit dated Sep 16, 2025. Permits at this address represent Under $10K in total declared construction value. PropertyLabs also identified 1 mapped permit within 500 m of this address.
Gas
Fire Alarm
Wire new electric stove in 1st floor kitchen. Install contactor with switch for stove.
repars due to water damage
Remove and replace 1st floor hallway sheetrock that got wet from from a burst pipe during freeze.
1 mapped permit within 500 m, shown on the intelligence map above.
12 other addresses on Larchmont St with municipal permit records in Boston.
This address has 6 permit records in PropertyLabs' public history and is located in Ward 17. The city figures below provide context without changing the focus of this exact-address record.
City coverage counts address-linked rows and does not add overlapping canonical tables. Rolling windows are inclusive, use UTC boundaries, and end Aug 1, 2026.
PropertyLabs compiled this permit history from municipal public records for Boston, MA. The latest recorded permit activity at 21 Larchmont St is dated Sep 16, 2025. Municipal records can be corrected or updated after publication.
See the contractors, applicants, permit holders, permit numbers, and project documents associated with 21 Larchmont St in the PropertyLabs platform, along with alerts when new permits are filed at this address.
Run dedicated circuit for sump pump in basement.