Building permit intelligence · Boston, MA
405 River St has 12 municipal building permits on file in Ward 18. The latest recorded activity was a extren permit dated Jul 17, 2026. Permits at this address represent $100K–$500K in total declared construction value. PropertyLabs also identified 1 mapped permit within 500 m of this address.
Renovations - Exterior
Electrical
Electrical
Roofing
Roofing
Replace forced hot water heating boiler
1 mapped permit within 500 m, shown on the intelligence map above.
12 other addresses on River St with municipal permit records in Boston.
This address has 12 permit records in PropertyLabs' public history and is located in Ward 18. 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 405 River St is dated Jul 17, 2026. Municipal records can be corrected or updated after publication.
See the contractors, applicants, permit holders, permit numbers, and project documents associated with 405 River St in the PropertyLabs platform, along with alerts when new permits are filed at this address.
Replace forced hot water heating boiler
Replace water heater
Replaced water heater
Installation of approximately 3 soil borings and 3 temporary groundwater monitoring wells.
repair to fire egress rebolt balconey rails replace floor rest
Replace lighting with energy efficient fixtures. Rosscommon Extended Care 617-296-5585