# Alteration or repair permit ALT649713 at 645a-645 Walk Hill St, Boston

Boston Inspectional Services Department permit ALT649713: issued Jun 25, 2026 for alteration or repair work at 645a-645 Walk Hill St. Extend living space of first floor into the basement, per attached drawings.; No new work. No kitchen in basement.

- Permit number: ALT649713
- Issued: Jun 25, 2026
- Type of work: Alteration or repair (city: Change Occupancy, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $1,000
- ZIP code: 02126
- All permits at this address: https://nearbypermits.com/boston/address/645a--645-walk-hill-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-03 13:23 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/