# Alteration or repair permit 100690537 at 6543 S Champlain Ave, Chicago

Chicago Department of Buildings permit 100690537: issued Feb 23, 2017 for alteration or repair work at 6543 S Champlain Ave. Addition of window a/c units to classrooms and educational spaces.

- Permit number: 100690537
- Issued: Feb 23, 2017
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $223,900
- ZIP code: 60637 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/6543-s-champlain-ave/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 16:55 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 6543 S Champlain Ave: https://nearbypermits.com/chicago/address/6543-s-champlain-ave/