Preview 795,237 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 101064657

4912 N WINCHESTER AVE

SPR 2019 CBRC: COMPLETE ALTERATION AND DECONVERSION OF 4912 N WINCHESTER AVE FROM 2-FLAT TO SINGLE FAMILY RESIDENCE, DEMOLITION OF 2-STORY ENCLOSED REAR FRAME PORCH AND CONSTRUCTION OF ATTACHED, 13FT X 12FT REAR FRAME DECK, PER PLANS (2-STORY + BASEMENT, OCCUPANCY GROUP R-5, TYPE III-A CONSTRUCTION

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2025-01-26
Issued
2025-04-25
Time to issue
89 days

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
INSPECTIONS
Community area (code)
4

Data as of 2026-09-20.

Other permits issued in Chicago, April 2025