# Alteration or repair permit 101079919 at 3853 N Janssen Ave, Chicago

Chicago Department of Buildings permit 101079919: issued Aug 18, 2026 for alteration or repair work at 3853 N Janssen Ave. Self-cert 2019 CBRC: interior and exterior alterations to existing 3-story 3 dwelling-unit residential building including new rear stair/deck as per plans. (Occupancy group R-2; type IIIB construction) (structural peer review).

- Permit number: 101079919
- Issued: Aug 18, 2026
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Issued (city: Active)
- Reported cost: $600,000
- ZIP code: 60613 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/3853-n-janssen-ave/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 19:53 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 3853 N Janssen Ave: https://nearbypermits.com/chicago/address/3853-n-janssen-ave/