# Alteration or repair permit SF1820757 at 41 Alwin St, Boston

Boston Inspectional Services Department permit SF1820757: issued May 11, 2026 for alteration or repair work at 41 Alwin St. Residential weatherization/air sealing. No structural changes. (CAP-37187).

- Permit number: SF1820757
- Issued: May 11, 2026
- Type of work: Alteration or repair (city: Insulation, Short Form Bldg Permit)
- Status: Finished (city: Closed)
- Reported cost: $8,000
- ZIP code: 02136
- All permits at this address: https://nearbypermits.com/boston/address/41-alwin-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-03 22:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/