Rebuilding existing enclosed rear addition and rear 1-story open stair and replace enclosed front 1-story
Alteration or repair at 4427 N Keystone Ave, Chicago
Chicago Department of Buildings permit 100475192: issued Sep 18, 2013 for alteration or repair work at 4427 N Keystone Ave. Rebuilding existing enclosed rear addition and rear 1-story open stair and replace enclosed front 1-story porch to an existing single family.
- Permit number
- 100475192
- Issued
- Type of work
- Alteration or repair
- Status
- Finished
- Reported cost
- $12,000
- ZIP code
- 60630 (from the permit's location)
- City's category
- Permit - renovation/alteration
- City's status
- Complete
- Source
- Chicago Department of Buildings permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 4427 N Keystone Ave, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 12, 2026. We checked it Oct 13, 08:18 UTC. See the city's official records.
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