Preview 316,582 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-20.

Chicago · permit 100739293

4235 W 21ST ST

DECONVERT 3 DU TO 2 DU, REMOVE ILLEGAL DWELLING IN BASEMENT 1074 SQFT, NEW REAR OPEN WOOD PORCH 92 SQFT

Permit

Permit type
PERMIT - RENOVATION/ALTERATION
Class
Unknown
Trade
Electrical
Nature of work
Alteration
Status
COMPLETE

Location

City
Chicago
State
IL

Dates

Applied
2017-12-22
Issued
2018-06-29
Time to issue
189 days

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
COMPLETE
Community area (code)
29

Data as of 2026-09-20.

Other permits issued in Chicago, June 2018