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 100662753

5838 N MASON AVE

NEW SECOND FLOOR ADDITION TO AN EXISTING 2-STORY SINGLE FAMILY RESIDENCE. REMODEL FIRST FLOOR AND BASEMENT. NEW REAR OPEN WOOD DECK PER PLANS **CERTIFIED PLANS CORRECTIONS: CONDITIONAL PERMIT SUBJECT TO FIELD INSPECTIONS **

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2016-09-23
Issued
2016-11-17
Time to issue
55 days

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
COMPLETE
Community area (code)
11

Data as of 2026-09-20.

Other permits issued in Chicago, November 2016