This dataset reflects reported incidents of crime (with the exception of murders where data exists for each victim) that have occurred in the City of Chicago over the past year, minus the most recent seven days of data. Data is extracted from the Chicago Police Department's CLEAR (Citizen Law Enforcement Analysis and Reporting) system. In order to protect the privacy of crime victims, addresses are shown at the block level only and specific locations are not identified. Should you have questions about this dataset, you may contact the Research & Development Division of the Chicago Police Department at 312.745.6071 or RandD@chicagopolice.org. Disclaimer: These crimes may be based upon preliminary information supplied to the Police Department by the reporting parties that have not been verified. The preliminary crime classifications may be changed at a later date based upon additional investigation and there is always the possibility of mechanical or human error. Therefore, the Chicago Police Department does not guarantee (either expressed or implied) the accuracy, completeness, timeliness, or correct sequencing of the information and the information should not be used for comparison purposes over time. The Chicago Police Department will not be responsible for any error or omission, or for the use of, or the results obtained from the use of this information. All data visualizations on maps should be considered approximate and attempts to derive specific addresses are strictly prohibited. The Chicago Police Department is not responsible for the content of any off-site pages that are referenced by or that reference this web page other than an official City of Chicago or Chicago Police Department web page. The user specifically acknowledges that the Chicago Police Department is not responsible for any defamatory, offensive, misleading, or illegal conduct of other users, links, or third parties and that the risk of injury from the foregoing rests entirely with the user. The unauthorized use of the words "Chicago Police Department," "Chicago Police," or any colorable imitation of these words or the unauthorized use of the Chicago Police Department logo is unlawful. This web page does not, in any way, authorize such use. Data is updated daily Tuesday through Sunday. The dataset contains more than 65,000 records/rows of data and cannot be viewed in full in Microsoft Excel. Therefore, when downloading the file, select CSV from the Export menu. Open the file in an ASCII text editor, such as Wordpad, to view and search. To access a list of Chicago Police Department - Illinois Uniform Crime Reporting (IUCR) codes, go to http://bit.ly/rk5Tpc.
This dataset has the following 17 columns:
| Column Name | API Column Name | Data Type | Description | Sample Values |
|---|---|---|---|---|
| CASE# | case_ | text | The Chicago Police Department RD Number (Records Division Number), which is unique to the incident. | JE266473 JD286197 JD448026 JD272406 JD303327 view top 100 |
| DATE OF OCCURRENCE | date_of_occurrence | calendar_date | Date when the incident occurred. This is sometimes a best estimate. | 2021-01-01T00:00:00.000 2020-09-01T00:00:00.000 2020-11-01T00:00:00.000 2021-03-01T00:00:00.000 2020-07-01T00:00:00.000 view top 100 |
| BLOCK | block | text | The partially redacted address where the incident occurred, placing it on the same block as the actual address. | 001XX N STATE ST 0000X W TERMINAL ST 064XX S DR MARTIN LUTHER KING JR DR 033XX W FILLMORE ST 008XX N MICHIGAN AVE view top 100 |
| IUCR | _iucr | text | The Illinois Uniform Crime Reporting Code. This is directly linked to the Primary Type and Description. See the list of IUCR codes at https://data.cityofchicago.org/d/c7ck-438e. | 0486 0820 1310 0560 1320 view top 100 |
| PRIMARY DESCRIPTION | _primary_decsription | text | The primary description of the IUCR code. | BATTERY THEFT CRIMINAL DAMAGE DECEPTIVE PRACTICE ASSAULT view top 100 |
| SECONDARY DESCRIPTION | _secondary_description | text | The secondary description of the IUCR code, a subcategory of the primary description. | SIMPLE DOMESTIC BATTERY SIMPLE $500 AND UNDER TO PROPERTY TO VEHICLE view top 100 |
| LOCATION DESCRIPTION | _location_description | text | Description of the location where the incident occurred. | STREET APARTMENT RESIDENCE SIDEWALK PARKING LOT / GARAGE (NON RESIDENTIAL) view top 100 |
| ARREST | arrest | text | Indicates whether an arrest was made. | N Y view top 100 |
| DOMESTIC | domestic | text | Indicates whether the incident was domestic-related as defined by the Illinois Domestic Violence Act. | N Y view top 100 |
| BEAT | beat | number | Indicates the beat where the incident occurred. A beat is the smallest police geographic area - each beat has a dedicated police beat car. Three to five beats make up a police sector, and three sectors make up a police district. The Chicago Police Department has 22 police districts. See the beats at https://data.cityofchicago.org/d/aerh-rz74. | 421 1834 624 511 1112 view top 100 |
| WARD | ward | number | The ward (City Council district) where the incident occurred. See the wards at https://data.cityofchicago.org/d/sp34-6z76. | 28 27 24 6 8 view top 100 |
| FBI CD | fbi_cd | text | Indicates the crime classification as outlined in the FBI's National Incident-Based Reporting System (NIBRS). See the Chicago Police Department listing of these classifications at http://gis.chicagopolice.org/clearmap_crime_sums/crime_types.html. | 06 08B 14 11 08A view top 100 |
| X COORDINATE | x_coordinate | text | The x coordinate of the location where the incident occurred in State Plane Illinois East NAD 1983 projection. This location is shifted from the actual location for partial redaction but falls on the same block. | 1176352 1100658 1101811 1154228 1177338 view top 100 |
| Y COORDINATE | y_coordinate | text | The y coordinate of the location where the incident occurred in State Plane Illinois East NAD 1983 projection. This location is shifted from the actual location for partial redaction but falls on the same block. | 1900927 1934241 1934419 1895173 1905133 view top 100 |
| LATITUDE | latitude | number | The latitude of the location where the incident occurred. This location is shifted from the actual location for partial redaction but falls on the same block. | 41.883500187 41.976290414 41.976762981 41.868180939 41.897895128 view top 100 |
| LONGITUDE | longitude | number | The longitude of the location where the incident occurred. This location is shifted from the actual location for partial redaction but falls on the same block. | -87.627876698 -87.905227221 -87.900983721 -87.709271389 -87.624096605 view top 100 |
| LOCATION | location | location | The location where the incident occurred in a format that allows for creation of maps and other geographic operations on this data portal. This location is shifted from the actual location for partial redaction but falls on the same block. | view top 100 |