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 100905818

4451 N AUSTIN AVE

REMOVE AFFECTED LATTICE, INSTALL SHORING UNDER SUNROOM, REMOVE 3 WOOD POSTS, EXCAVATE TO POUR STEEL REINFORCED CONCRETE FOOTINGS AT LEAST 42" BELOW GRADE. INSTALL SIMPSON STAND OFF BRACKETS ON NEW CONCRETE PIERS. INSTALL 3 NEW WOOD POSTS, INSTALL APPROX. 32 LINEAR FEET OF LVL RIM JOISTS FROM INSIDE NEXT TO EXISTING RIM JOISTS. REMOVE/REPLACE AC CONDENSER100856974

Permit

Permit type
PERMIT - EASY PERMIT PROCESS
Class
Unknown
Trade
General/Building
Nature of work
Other

Location

City
Chicago
State
IL

Dates

Applied
2021-01-14
Issued
2021-01-14
Time to issue
same day

Chicago details

Review type
EASY PERMIT WEB
Community area (code)
15

Data as of 2026-09-20.

Other permits issued in Chicago, January 2021