A newer version of this project is available. See below for other available versions.
Uniform Crime Reporting Program Data: Supplementary Homicide Reports, 1976-2015
Principal Investigator(s): View help for Principal Investigator(s) Jacob Kaplan, University of Pennsylvania. Department of Criminology
Version: View help for Version V2
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application/zip | 16.1 MB | 04/03/2018 05:37:PM |
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application/zip | 35.3 MB | 04/03/2018 05:34:PM |
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application/zip | 10.6 MB | 04/03/2018 05:39:PM |
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application/zip | 37.8 MB | 04/03/2018 05:30:PM |
Project Citation:
Project Description
All the data was downloaded from NACJD as ASCII+SPSS Setup files and cleaned using R. The "cleaning" just means that column names were standardized (different years have slightly different spellings for many columns). Standardization of column names is necessary to stack multiple years together. Categorical variables (e.g. state) were also standardized (i.e. fix spelling errors, have terminology be the same across years).
The following is the summary of the Supplementary Homicide Report copied from ICPSR's 2015 page for the data.
The Uniform Crime Reporting Program Data: Supplementary Homicide Reports (SHR) provide detailed information on criminal homicides reported to the police. These homicides consist of murders; non-negligent killings also called non-negligent manslaughter; and justifiable homicides. UCR Program contributors compile and submit their crime data by one of two means: either directly to the FBI or through their State UCR Programs. State UCR Programs frequently impose mandatory reporting requirements which have been effective in increasing both the number of reporting agencies as well as the number and accuracy of each participating agency's reports. Each agency may be identified by its numeric state code, alpha-numeric agency ("ORI") code, jurisdiction population, and population group. In addition, each homicide incident is identified by month of occurrence and situation type, allowing flexibility in creating aggregations and subsets.
Scope of Project
Methodology
Related Publications
Published Versions
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This material is distributed exactly as received from the data depositor. As of April 2026, depositors are required to submit study materials in accessible formats. ICPSR has not reviewed, checked, or processed this material. For additional information about the study, please contact the investigator(s) directly. If you have questions about the accessibility of materials distributed by ICPSR or require further assistance, please visit ICPSR's Accessibility Center.