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Urban Homicide Rate Change
Public Safety & Security
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About
This collection of data details murder statistics across major United States cities for the years 2014, 2015, and preliminary figures for 2016. The data tracks homicide counts to analyse urban murder trends, particularly focusing on the phenomenon where a small number of cities significantly influenced the overall rise in US murder rates during 2016. The final 2014 and 2015 counts were sourced from FBI Uniform Crime Reports, allowing for detailed comparative analysis of yearly change in homicide rates.
Columns
The primary file,
murder_2015_final.csv, contains five distinct columns:- city: The name of the specific US city under review. There are 83 unique cities represented in this file.
- state: The corresponding state for the city. Thirty-four unique states are included, with the majority of entries originating from California and Texas.
- 2014_murders: The recorded number of murders for the city during the full year of 2014. Counts range from 0 up to 411.
- 2015_murders: The recorded number of murders for the city during the full year of 2015. Counts range from 1 up to 478.
- change: The calculated numerical difference in murder counts between 2015 and 2014. The change varies widely, from a decrease of 19 to an increase of 133.
Distribution
The information is delivered in two separate CSV files. The
murder_2015_final.csv file, which includes 2014 and 2015 data, consists of 83 records, with five columns per record. All fields in this file are validated, showing 100% validity across all columns with no missing or mismatched values. A separate file, murder_2016_prelim.csv, provides preliminary 2016 murder counts for 79 large cities. The expected update frequency for this data product is never. The quality and usability rating of the data is considered excellent.Usage
This data is ideal for quantitative analysis of historical crime patterns and urban violence. It can be utilised for tracking yearly murder rate fluctuations in major urban centres. Potential applications include policy research aimed at identifying areas of rising or falling violence, journalism covering nationwide crime trends, and comparative statistical studies of city safety metrics.
Coverage
The geographic scope covers large US cities. Specifically, the final data for 2014 and 2015 includes all US cities populated by at least 250,000 residents. The temporal coverage spans the full years of 2014 and 2015, with preliminary counts available for 2016 for a smaller subset of 79 cities. Geographic distribution shows a notable presence of data points from California and Texas.
License
Attribution 4.0 International (CC BY 4.0)
Who Can Use It
- Criminologists and Researchers: To study the drivers behind the 2016 spike in urban homicides.
- Journalists: For data-driven reporting on public safety and urban trends.
- Policy Makers and Urban Planners: To inform strategies related to violence reduction and resource allocation in major metropolitan areas.
- Students: As foundational data for academic projects focused on US socio-economic issues and crime statistics.
Dataset Name Suggestions
- US Major City Murder Counts 2014-2016
- Urban Homicide Rate Change
- FBI UCR Large City Crime Data
Attributes
Original Data Source: Urban Homicide Rate Change
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