Preview 436,579 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 100786981

1142 N MAYFIELD AVE

SELF-CERT : INTERIOR ALTERATIONS TO EXISTING 2-DWELLING RESIDENCE PER PLANS. NEW 200 AMP ELECTRIC SERVICE. REPAIR EXISTING 2-STORY ENCLOSED FRAME PORCH AT REAR PER PLANS. NO REFRIGERATION IN SCOPE. NO MASONRY WORK IN SCOPE.EXISTING USE: 2-DWELLING RESIDENCE; PROPOSED USE: 2-DWELLING RESIDENCE.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2018-10-11
Issued
2018-10-11
Time to issue
same day

Chicago details

Review type
SELF CERT
Milestone
COMPLETE
Community area (code)
25

Data as of 2026-09-20.

Other permits issued in Chicago, October 2018