Data & Docs

To Download the very large (6.8 gigabyte) data files of the FBI's Uniform Crime Report's "Return A" showing summaries of total homicides committed and cleared through arrest for the years 1960 through 2015 (in ZIP archive format with the necessary data dictionary) click here.

To Download the 137-megabyte data files of the FBI's Supplementary Homicide Report showing details of individual cases covering years 1980 through 2015 with the necessary data dictionary, click here. (Note: These are the official FBI records and do not include many thousands of records obtained by the Murder Accountability Project under the Freedom of Information Act.)

To Download a copy of the 2004 edition of the Justice Department's Uniform Crime Reporting Handbook, click here. For a copy of the 2013 user manual for the National Incident-Based Reporting System, NIBRS, which is how all major crimes will be reported in the future, click here.

In addition to unedited federal data files, the Murder Accountability Project makes available to police and the general public the data files it assembled for this Website. These files are in SPSS format and will run with the open source program PSPP available at no cost from Gnu Software. Contact Thomas Hargrove if you need these data files translated into a different data format. His e-mail address is available here.

To download the complete Uniform Crime Report data summarizing all homicides and homicide clearances reported from 1965 to the present (the information on the "Clearance Rates" tab) assembled in SPSS format, click here. To download this file in Comma Separated Values format (CSV), click here.

To download the case-level data from Supplementary Homicide Report (the information on the "Search Cases" tab) completely assembled in SPSS format including 23,435 homicides obtained by MAP through the Freedom of Information Act for homicides not reported to the Justice Department, click here. To download this file in Comma Separated Values format (CSV), click here.

To see the Murder Accountability Project's computer algorithm to be run with the SPSS file above (Supplementary Homicide Report) to identify highly suspicious clusters of murders that may contain serial killings, click here.

To download the "How to Use" four-page briefing document which the Murder Accountability Project distributes to homicide investigators, including instructions on how to access case details on individual homicides contained in the Supplementary Homicide Report, click here.

The Murder Accountability Project's Board of Directors has prepared a one-page briefing paper on disturbing trends for homicide crimes in the United States and the issues affecting declining murder clearance rates. To download the M.A.P. "Talking Points" document, click here.

The Murder Accountability Project is an outgrowth of a 2010 national reporting project conducted by the newspapers and television stations owned by the E.W. Scripps Co. The computer algorithm that can spot serial killings within FBI computer files was developed as part of that project. To download a copy of the award-winning project "Murder Mysteries" click here.