# Fence, wall or deck permit 100321237 at 4240 N Keystone Ave, Chicago

Chicago Department of Buildings permit 100321237: issued Nov 23, 2009 for fence, wall or deck work at 4240 N Keystone Ave. Spot tuckpoint (120 SQ ft), scrape & paint (balconies' railings, steel parts) install liquid membrane. Paint underside of balconies (no structural work) all work same as existing; subject to field inspections.

- Permit number: 100321237
- Issued: Nov 23, 2009
- Type of work: Fence, wall or deck (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: $13,500
- ZIP code: 60641 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/4240-n-keystone-ave/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-14 22:41 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 4240 N Keystone Ave: https://nearbypermits.com/chicago/address/4240-n-keystone-ave/