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 100680260

4150 W POTOMAC AVE

RS-3 / A2-MULTI-UNIT RESIDENTIAL: DUPLEX OF EXISTING FIRST FLOOR UNIT TO EXISTING FINISHED BASEMENT. REMOVAL OF EXISTING BASEMENT KITCHEN. NO HVAC WORK.REPAIR OF EXISTING 2-STORY PARTIALLY ENCLOSED REAR PORCH.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2017-01-03
Issued
2017-01-10
Time to issue
7 days

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
COMPLETE
Community area (code)
23

Data as of 2026-09-20.

Other permits issued in Chicago, January 2017