nibrs

Explore and analyze crime, arrest, and police data.

Crime data from the UCR and other sources.

I analyzed crime incident-based data in California in the year 2022. I used SQL for analysis and Tableau for visualization.

Real-time safety intelligence for any U.S. address: XGBoost on FBI NIBRS data + Gemini, with an AI voice operator that can call 911. 2nd Place Overall, Hacklytics 2026.

Assault victimization in Washington, DC as rates per 100,000 by race and sex, from FBI NIBRS data, 2022 to 2025, with severity and neighborhood checks

Idaho Fidelity Foundation: tracking Idaho arrestee race vs. ethnicity data to expose the White/Hispanic conflation in official crime reporting.

Claude Code skills for race and sex disparity analysis of public police data: audit, Census denominators, rival-explanation tests, adjustment model, replication, racial bias check, findings page

Assault victims in Baltimore by race and sex, as rates per resident, 2022 to 2024. Baltimore Police Department data with Census denominators, built with disparity-kit.

What the 4x gap in police-recorded assaults on Black women measures: the national victimization survey, DC, Los Angeles and New York 911 calls against recorded victims, 2015 to 2025.

Assault victimization in Los Angeles as rates per 100,000 by race, sex and LAPD division, 2020 to 2023

Black women's reported assault rates against Hispanic, White and Asian women's in 59 large US cities, 2022 to 2025. FBI NIBRS data for each city's own police department with Census denominators, built with disparity-kit.

Assault victims in Dallas by race and sex, as rates per resident, 2022 to 2025. FBI NIBRS data for the Dallas Police Department with Census denominators, built with disparity-kit.

Black women's reported assault rates against Hispanic, White and Asian women's in nine cities, 2020 to 2025: LA, DC, Baltimore, Dallas, Houston, San Antonio, Austin, Fort Worth and El Paso. Police and FBI NIBRS data with Census denominators, built with disparity-kit.

This is the official repository for the Louisiana Incident Based Reporting System (LIBRS) Data Models. These models are used in our new JSON Validator, and should be considered in Beta.

Bureau of Justice Statistics Data Analysis Tools — independent third-party profile of a public API surface, by API Evangelist. The Bureau of Justice Statistics (BJS) is the agency within the U.S. Department of Justice responsible for collecting, analysing, and disseminating crime, criminal-justice, expenditure, and victimisation data.