# Alteration or repair permit SF1696156 at 20 Cornell St, Boston

Boston Inspectional Services Department permit SF1696156: issued Apr 11, 2025 for alteration or repair work at 20 Cornell St. Air sealing, open blow cellulose in attic and knee wall floor, damming, dense pack cellulose in attic flat and walls, weather stripping.

- Permit number: SF1696156
- Issued: Apr 11, 2025
- Type of work: Alteration or repair (city: Insulation, Short Form Bldg Permit)
- Status: Finished (city: Closed)
- Reported cost: $8,270
- ZIP code: 02131
- All permits at this address: https://nearbypermits.com/boston/address/20-cornell-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 19:59 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 20 Cornell St: https://nearbypermits.com/boston/address/20-cornell-st/