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Historical records of all 311 calls for open and vacant buildings reported to the City of Chicago since January 1, 2010. The dataset is updated daily and includes location, property condition, and hazard details as reported by callers. It is provided by data.cityofchicago.org and was last updated on March 20, 2026.
Dataset is historical-only; for current data, refer to the replacement dataset at https://data.cityofchicago.org/d/v6vf-nfxy.
| # | Column Name |
|---|---|
| 1 | LONGITUDE |
| 2 | LATITUDE |
| 3 | Community Area |
| 4 | Ward |
| 5 | Y COORDINATE |
| 6 | X COORDINATE |
| 7 | ZIP CODE |
| 8 | ADDRESS STREET NAME |
| 9 |
| Location (address) |
| 10 | IF THE BUILDING IS OPEN, WHERE IS THE ENTRY POINT? |
| 11 | ADDRESS STREET NUMBER |
| 12 | Location |
| 13 | DATE SERVICE REQUEST WAS RECEIVED |
| 14 | IS THE BUILDING VACANT DUE TO FIRE? |
| 15 | IS THE BUILDING CURRENTLY VACANT OR OCCUPIED? |
| 16 | Police District |
| 17 | ANY PEOPLE USING PROPERTY? (HOMELESS, CHILDEN, GANGS) |
| 18 | Wards |
| 19 | Location (zip) |
| 20 | ADDRESS STREET DIRECTION |
| 21 | LOCATION OF BUILDING ON THE LOT (IF GARAGE, CHANGE TYPE CODE TO BGD). |
| 22 | Historical Wards 2003-2015 |
| 23 | ADDRESS STREET SUFFIX |
| 24 | SERVICE REQUEST TYPE |
| 25 | SERVICE REQUEST NUMBER |
| 26 | IS BUILDING OPEN OR BOARDED? |
| 27 | Location (city) |
| 28 | IS THE BUILDING DANGEROUS OR HAZARDOUS? |
| 29 | Location (state) |
| 30 | Census Tracts |
| 31 | Community Areas |
| 32 | Zip Codes |