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 101079809

3821 W 18TH ST

SPR 2019 CBRC: GUT-REHAB + INTERIOR ALTERATIONS TO EXISTING 3-STORY TIER OF (6) D.U. IN 3-STORY (14) D.U. EXISTING MASONRY BUILDING. ALL NEW HVAC, ELECTRICAL & PLUMBING. (RT-4 / R2 MULTI-UNIT RESIDENTIAL APARTMENTS) + 1 NEW ADU (CONVERT FROM 14 TO 15) AS PER PLANS**CERTIFIED CORRECTIONS SUBJECT TO FIELD INSPECTIONS & AUDIT **

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2026-02-18
Issued
2026-07-24
Time to issue
156 days

Value and contractor

Declared value
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Total fee
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Contractor
EXTERPLEXY, INC

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
INSPECTIONS (CERTIFICATE OF OCCUPANCY REQUIRED)
Community area (code)
29

Data as of 2026-09-21.

Other permits issued in Chicago, July 2026