Free

LEADS Gang File Summary Data

This dataset provides counts of the number of people entered into the LEADS (Law Enforcement Agencies Data System) Gang File by Illinois state and local police in each year since 1993. Race and gender totals are also included for each year.

ProPublica

Get the Data

In order to download this data, you must agree to our Data Terms of Use. All other information is optional — unless you wish to subscribe to our monthly newsletter. Then, we definitely need your email address.


Part of these collections:

ProPublica Illinois, Illinois, and Gangs

Featured Uses