# Alteration or repair permit SF1152856 at 171 Walnut St, Boston

Boston Inspectional Services Department permit SF1152856: issued Jan 12, 2021 for alteration or repair work at 171 Walnut St. Install 1 french patio door for replacement no structural changes work to be done in unit 12.

- Permit number: SF1152856
- Issued: Jan 12, 2021
- Type of work: Alteration or repair (city: Interior/Exterior Work, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $8,485
- ZIP code: 02122
- All permits at this address: https://nearbypermits.com/boston/address/171-walnut-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 23:58 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 171 Walnut St: https://nearbypermits.com/boston/address/171-walnut-st/