Preview 555,290 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 2026-09-21.

Chicago · permit 100876765

4021 N KEYSTONE AVE

ERECT A 3 STORY . IIIB MASONRY 7 DWELLING UNIT RESIDENTIALK BUILDING WITH BASEMENT, REAR OPEN PORCH AND DECK, ROOFTOP STAIRWAY ENCLOSURES, 7 OPEN PARKING STALL ON SLAB AND A TRASH ENCL. PER PLAN

Permit

Permit type
PERMIT - NEW CONSTRUCTION
Class
Unknown
Trade
Electrical
Nature of work
New
Status
EXPIRED

Location

City
Chicago
State
IL

Dates

Applied
2020-06-12
Issued
2020-10-27
Time to issue
137 days

Value and contractor

Declared value
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Total fee
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Contractor
GB CONSTRUCTION LLC

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
INSPECTIONS (CERTIFICATE OF OCCUPANCY REQUIRED)
Community area (code)
16

Data as of 2026-09-20.

Other permits issued in Chicago, October 2020