Building permit intelligence · Boston, MA
21 Atlantic St has 8 municipal building permits on file in Ward 7. The latest recorded activity was a plumbing permit dated Jul 8, 2026. Permits at this address represent $10K–$50K in total declared construction value. PropertyLabs also identified 10 mapped permits within 500 m of this address.
Plumbing
Renovations - Interior NSC
Interior/Exterior Work
Blown in cellulose to attic and exterior walls, air sealing, install door sweeps and weather stripping.
Replace gas boiler and indirect.
10 mapped permits within 500 m, shown on the intelligence map above.
8 other addresses on Atlantic St with municipal permit records in Boston.
This address has 8 permit records in PropertyLabs' public history and is located in Ward 7. 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 2, 2026.
PropertyLabs compiled this permit history from municipal public records for Boston, MA. The latest recorded permit activity at 21 Atlantic St is dated Jul 8, 2026. Municipal records can be corrected or updated after publication.
See the contractors, applicants, permit holders, permit numbers, and project documents associated with 21 Atlantic St in the PropertyLabs platform, along with alerts when new permits are filed at this address.
Wire replacement gas boiler.
Replace gas boiler.
Legal Occupancy:; Single Family Dwelling COO for Single Family Dwelling (No Work to Be Done) Long Form #2941/1930
Short Form Bldg Permit · EXTREN · Jul 27, 2026