Building permit intelligence · Boston, MA
12 Chelmsford St has 5 municipal building permits on file in Ward 16. The latest recorded activity was a electrical permit dated Apr 9, 2026. Permits at this address represent $10K–$50K in total declared construction value. PropertyLabs also identified 3 mapped permits within 2 km of this address.
Electrical
Electrical
Strip & Re Shingle, Approx - 20 Squares on a Two Family Dwelling. Work Description Attached
Gas furnace
Blow in Cellulose Insulation R-14 on walls, Blow loose fill cellulose insulation in the attic, Weatherstrip doors and Air-sealing.
3 mapped permits within 2 km, shown on the intelligence map above.
12 other addresses on Chelmsford St with municipal permit records in Boston.
This address has 5 permit records in PropertyLabs' public history and is located in Ward 16. 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 12 Chelmsford St is dated Apr 9, 2026. Municipal records can be corrected or updated after publication.
See the contractors, applicants, permit holders, permit numbers, and project documents associated with 12 Chelmsford St in the PropertyLabs platform, along with alerts when new permits are filed at this address.