Contractors & Architects
Pull the full permit history
before you bid.
No surprises at the building department.
Before you submit a bid or pull a new permit — know exactly what work has been done, what's open, and what violations exist on the property. Block & Pin delivers the complete building history for any Chicago address in seconds.
Look Up a Property →⏱ Results in 10–20 seconds · Starts at $24.99
What's In Your Report
Full permit history
Open Data
Building violations & enforcement cases
Open Data
Zoning classification & allowed uses
Open Data
ZBA ordinances & variance history
City API
Enforcement cases & citations
Open Data
Ward & alderperson contact info
City API
Deed records from Cook County
Cook County
Nearby places & businesses
Open Data
Why It Matters
What you don't know
can kill the deal.
can kill the deal.
Open Permits
Existing open permits on a property can block your new permit pull or create liability. Know before you bid.
Prior Violations
Outstanding building code violations that will surface during inspection — and become your problem if you've already started work.
Zoning Feasibility
Zoning classification that determines what's actually buildable before your client commits to a scope that the city won't approve.
Work History
Prior permit patterns that reveal unpermitted additions, problem contractors, or structural work that wasn't inspected.
Every Report Includes
The full picture.
In seconds.
In seconds.
- Full permit history — open & closed
- Building violations & enforcement cases
- Zoning classification & allowed uses
- ZBA ordinances & variance history
- Enforcement cases & citations
- Ward & alderperson contact info
- Deed records from Cook County
- Nearby places & businesses
10s
Average time to generate
a full property report
a full property report
Everything you need to know about a property's history before you set foot on the job site — pulled from official City of Chicago sources in seconds.
Ready to pull the
full picture?
Enter any Chicago address and get your complete property report in seconds.
Look Up a Property →⏱ 10–20 seconds · Official City of Chicago & Cook County data · Starts at $24.99