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Michigan State University

Criminal Justice: Data and Statistics: Law Enforcement

Getting Started

Characteristics of the Criminal Justice System - Law Enforcement
An overview of law enforcement from Section 1 of the Sourcebook on Criminal Justice Statistics.

FBI

Law Enforcement Officers Killed and Assualted
"The FBI annually compiles data concerning the felonious and accidental line-of-duty deaths and assaults of law enforcement officers and presents these statistics in Law Enforcement Officers Killed and Assaulted (LEOKA). Tabular presentations include weapons used, use of body armor, and circumstances surrounding murders and assaults of officers."

Data available online from 1996-present.  Previous editions available in print.

Bureau of Justice Statistics

Law Enforcement Statistics
Provides summary statistics, information about data collection programs, and related links.

Selected data programs:

Law Enforcement Management and Administrative Statistics
Agency-specific data collected from more than 755 local agencies and 49 State agencies that employed 100 or more sworn officers.
Resource guide and data sets available from the National Archive of Criminal Justice Data (NACJD).

Campus Law Enforcement Statistics
Provides summary statistics, publications, and related links.

Federal Law Enforcement Statistics
Provides summary statistics, publications list, and related links.

Selected publications:

Federal Law Enforcement Officers
Reports the results of a biennial census of Federal agencies employing personnel with arrest and firearms authority.

State and Local Law Enforcement Statistics
Provides summary statistics, publications list, and related links.

Selected publications:

Census of State and Local Law Enforcement Agencies
Reports the results of a census, conducted every four years, of all state and local law enforcement agencies operating nationwide.

Contacts Between Police and the Public
Presents data over a 12-month period on the nature and characteristics of face-to-face contacts between residents of the U.S. and the police. The report also provides demographic and other characteristics of residents involved in traffic stops and use of force incidents.

Local Police Departments
Presents data collected from a representative sample of local police department nationwide on a variety of agency characteristics based on the Law Enforcement Management and Administrative Statistics (LEMAS) survey.

Sheriff's Offices
Based on the Law Enforcement Management and Administrative Statistics (LEMAS) survey, presents data collected from a representative sample of sheriffs' offices nationwide on a variety of agency characteristics.

Michigan State University