Chicago Building Report Cards
174,219 buildings scored based on government violation records.
Search Any Chicago Address
Enter a building address to check its safety score, violation history, and landlord grade.
Worst-Scoring Buildings in Chicago
3872 S ARCHER AVE
200 violations · 20 open
2910 W HARRISON ST
170 violations · 17 open
219 E 79TH ST
170 violations · 17 open
118 S CLINTON ST
150 violations · 15 open
5014 S PRAIRIE AVE
120 violations · 12 open
7925 S VERNON AVE
110 violations · 11 open
5116 S HARPER AVE
110 violations · 11 open
7045 S WABASH AVE
100 violations · 10 open
923 N HOMAN AVE
100 violations · 10 open
3330 W 38TH ST
90 violations · 9 open
How We Score Chicago Buildings
Government Data
We analyze official code enforcement and violation records from Chicago government databases.
Safety Score
Each building gets a 0-100 score based on violation frequency, severity, and resolution speed.
Letter Grade
Buildings are graded A+ through F so you can quickly compare and decide.
Chicago at a Glance
- •174,219 buildings in our Chicago database
- •174,219 buildings have at least one code violation on record
- •26,133 buildings currently have open issues requiring attention
- •Average safety score across all Chicago buildings: 51/100