# Alteration or repair permit 100267444 at 351 E 21st St, Chicago

Chicago Department of Buildings permit 100267444: issued Nov 18, 2008 for alteration or repair work at 351 E 21st St. Buildout of existing 8th floor data center space. (Conditional approval subject to field inspection).

- Permit number: 100267444
- Issued: Nov 18, 2008
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $19,664
- ZIP code: 60616 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/351-e-21st-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 01:46 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 351 E 21st St: https://nearbypermits.com/chicago/address/351-e-21st-st/