# Alteration or repair permit SF1823288 at 21 Mendum St, Boston

Boston Inspectional Services Department permit SF1823288: issued Feb 27, 2026 for alteration or repair work at 21 Mendum St. Remodel kitchen and half bathroom. Replace one window and one exterior door. Add ducted heating and cooling to 1st floor. Add ductless mini-split heat pumps to 2nd and 3rd floor.

- Permit number: SF1823288
- Issued: Feb 27, 2026
- Type of work: Alteration or repair (city: Renovations - Interior NSC, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $402,897
- ZIP code: 02131
- All permits at this address: https://nearbypermits.com/boston/address/21-mendum-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 20:06 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 21 Mendum St: https://nearbypermits.com/boston/address/21-mendum-st/