Index Crime consists of eight crimes which are used to evaluate changes and trends in amounts of crime over a designated period of time. These crimes consist of homicide, rape, robbery, aggravated assault, burglary, larceny, motor vehicle theft and arson. Data contained in this extract prior to 2021 are compiled using the Summary reporting methodology where only the most serious crime is reported. Data 2021 forward are compiled using the National Incident-Based Reporting System (NIBRS) methodology where all crimes in a given incident are counted. Changes in this methodology may increase overall counts.

Data contained in this report are published on the last Monday of each month. Once published, the data are updated daily. A CSV file containing all public data is available for download using the link below.

The file contains following elements:

Data Element Description
Year Indicates a specific year.
Population Identifies population information for each law enforcement agency as determined by the FBI.
Crime Index Total The total number of ten major offenses used to measure the extent, fluctuation and distribution of crime in a given geographical area. Offenses included in the Crime Index are Murder, Rape, Robbery, Aggravated Assault, Burglary, Larceny, Motor Vehicle Theft and Arson.
Crime Rate Crime Rate per 100,000 displays the number of reported crimes divided by total population of that jurisdiction, the result is multiplied by 100,000.