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Chicago building permits

Municipal permit coverage for Chicago, IL; only records with valid coordinates are plotted.

48,680 address-linked rows8,383 filings in the trailing 90 days30 geocoded points shown
Address-linked dataset rows
48,680

Conservative non-additive count across canonical sources.

Trailing 90-day filings
8,383

Apr 21, 2026–Jul 19, 2026, inclusive.

Latest dated row displayed
Jul 17, 2026

Most recent activity, issue, or application date in the 30-row cohort below.

Equal-window filing comparison

The trailing 30-day window recorded 2,660 filings from Jun 20, 2026 through Jul 19, 2026. The immediately preceding 30-day window recorded 2,604 filings from May 21, 2026 through Jun 19, 2026.

Change: +2%

How to read these public statistics

City permitting reference

How permitting works in Chicago

Chicago building permits are issued by the Department of Buildings under the Chicago Construction Codes (modeled on the IBC). Self-Cert and Standard Plan Review tracks are available.

Read the Chicago permit process guide

Permit applicants active in Chicago

Research municipality-reported applicant activity by filing volume, active period, permit mix, and community coverage. Public profiles exclude contact information, project addresses, coordinates, and raw records.

Browse Chicago permit applicants

Recent permits in Chicago

See contractors, applicants, and full project details

The interactive Chicago dashboard adds contractor names, permit numbers, lead scoring, and daily alerts on top of these public records.