# Alteration or repair permit 101051842 at 3817 N Hamlin Ave, Chicago

Chicago Department of Buildings permit 101051842: issued Jan 15, 2026 for alteration or repair work at 3817 N Hamlin Ave. Spr 2019 CBRC: interior basement remodel. New residential unit in basement with kitchen, full bath, and powder room. Limited structural modifications. New mechanical in basement and new plumbing. New 200 amp service. No change to building footprint, no additions.*certified plan corrections*.

- Permit number: 101051842
- Issued: Jan 15, 2026
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Issued (city: Active)
- Reported cost: $50,000
- ZIP code: 60618 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/3817-n-hamlin-ave/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-17 15:08 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 3817 N Hamlin Ave: https://nearbypermits.com/chicago/address/3817-n-hamlin-ave/