# Roofing permit 9720992 at 4475 23rd St, San Francisco

SF Department of Building Inspection permit 9720992: issued Oct 20, 1997 for roofing work at 4475 23rd St. reroofing.

- Permit number: 9720992
- Issued: Oct 20, 1997
- Type of work: Roofing (city: otc alterations permit, apartments)
- Status: Expired (city: expired)
- Reported cost: $11,880
- ZIP code: 94114
- All permits at this address: https://nearbypermits.com/san-francisco/address/4475-23rd-st/

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Source: SF Department of Building Inspection permit data (https://data.sf.gov/d/i98e-djp9). Checked 2026-10-06 17:35 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 4475 23rd St: https://nearbypermits.com/san-francisco/address/4475-23rd-st/