Preview 887,040 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 101066286

1638 W SUMMERDALE AVE

CONVERT 2 DWELLING RESIDENCE TO 3 DWELLING RESIDENCE; ADU BASEMENT CONVERSION, REPAIR FRONT & REAR OPEN FRAME PORCH, INTERIOR ALTERATIONS INCLUDING ALTERED/ADDED DOORS & WINDOWS PER PLANS. EXISTING USE: 2-DWELLING RESIDENCE, PROPOSED USE: 3-DWELLING RESIDENCE PER ADU GUIDELINES.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2025-03-06
Issued
2025-06-24
Time to issue
110 days

Value and contractor

Declared value
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Total fee
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Contractor
SYL PRO ELECTRIC

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
INSPECTIONS
Community area (code)
77

Data as of 2026-09-21.

Other permits issued in Chicago, June 2025