Building permitBostonOpen

20 Cotton St

Long Form/Alteration Permit permit in Boston, issued July 7, 2026. Permit #ALT1734282.

$152K
DECLARED VALUE
Open
STATUS
July 7, 2026
ISSUED

Permit details

Permit numberALT1734282
Address20 Cotton St, 02131
Permit typeLong Form/Alteration Permit
Work descriptionAddition

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Source: Boston official permit records (City of Boston Inspectional Services Department (ISD)), retrieved by The Permit Sheet. Verify current status with the issuing department via ISD Document Image Search (ScerIS public records portal) before relying on it.