Download the data

The data behind Justice Divided were obtained from public data sources. They have been cleaned and documented. Now, we're pleased to make them available to you.

Each of the following data files is available in CSV format, which can be opened as plain text or with any spreadsheet editor, such as Google Sheets or Microsoft Excel. The composite dataset that powers the map of per-district disparity is also available as GeoJSON.

Available datasets

Juvenile arrests by demographic (2013 - early 2017)

Source: Chicago Police Department
Obtained by: DataMade

Description:
This dataset contains age, sex, race/ethnicity, statute violated, statute description, and charge type (misdemeanor or felony) for all juvenile arrests made by the Chicago Police Department from Jan. 1, 2013 to March 2017.

Juvenile arrrests by Chicago police district (2014)

Source: Chicago Police Department
Obtained by: Mariame Kaba / Project NIA

Description:
Originally published in the third edition of Arresting Justice, a semi-annual analysis of juvenile arrests in Chicago, this dataset contains counts of all juvenile arrests made by the Chicago Police Department in 2014 per police district, by race/ethnicity and age.

Chicago police district juvenile population by race (2014)

Source: American Community Survey five-year estimates
Obtained by: DataMade

Description:
This dataset contains the number of boys and girls between the ages of 10 and 17 in each Chicago police district for the following racial/ethnic categories: White, not Hispanic; Black only; and Hispanic.

These counts were compiled using census_area, a Python library for querying Census and American Community Survey data using custom boundaries, and police district boundaries from the City of Chicago data portal.

Chicago police district profiles

Source: Chicago Police Department / American Community Survey five-year estimates

Description:
This dataset contains police district name and number, plus count and percent total for youth population and juvenile arrests by the following racial/ethnic categories: White, not Hispanic; Black only; and Hispanic.

It combines information from juvenile arrests by Chicago police district, Chicago police district juvenile population by race, and police district boundaries from the City of Chicago data portal.

Illinois Department of Juvenile Justice exits to Chicago ZIP codes (2009 - 2015)

Source: Illinois Department of Juvenile Justice
Obtained by: Dan Cooper / Adler University

Description:
This dataset contains counts of juvenile exits to Chicago from Illinois Department of Juvenile Justice institutions by ZIP, gender, and race/ethnicity from 2009 to 2015.

The source dataset contains exits to Cook County. It was filtered using ZIP codes from the City of Chicago data portal.