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Socrata · publisher-linked source observation
Chicago, IL building-permit records: official source and freshness
This dossier records one reproducible observation of the publisher’s public source. It preserves the publisher’s field names and source scope; it does not turn a permit into a bid, purchase order, or proof of current work.
Official source
Publisher: City of Chicago Department of Buildings
Dataset: Building Permits ↗
Platform: Socrata · Date field: issue_date
Source-date observation
- Newest record in source
- 2026-08-26T00:00:00Z
- PermitGrab observed
- 2026-08-27T17:14:41Z
- Query window
- 2026-07-27 ≤ date < 2026-08-28
- Rows in stated window
- 3,263
The date and count above are inseparable: they came from the same publisher-side check. A later publisher update can change both values.
Published fields and scope
Fields reviewed: address components, permit type, work description, reported cost, and contact role columns.
Repeat the observation
Use the publisher’s source above and retain the same date field and window. This is the source-specific query shape used for the observation:
SELECT max(issue_date), count(*) FROM ydr8-5enu WHERE issue_date >= '2026-07-27T00:00:00.000' AND issue_date < '2026-08-28T00:00:00.000';
For a current research workflow, review the Chicago, IL market page, which presents the source context available to PermitGrab customers. Source roles and field availability can differ by record.