National Neighborhood Data Archive (NaNDA): Law Enforcement by Census Tract and ZCTA, United States, 1990-2021

Principal Investigator(s):  View help for Principal Investigator(s) Robert Melendez, University of Michigan. Institute for Social Research; Jessica Finlay, University of Colorado-Boulder. Department of Geography and Institute of Behavioral Science; Philippa Clarke, University of Michigan. Institute for Social Research; Grace Noppert, University of Michigan. Institute for Social Research; Lindsay Gypin, University of Michigan. Institute for Social Research; Ellis Dyke, University of Michigan. Institute for Social Research

Version:  View help for Version V1

Name File Type Size Last Modified
NaNDA_lawenf_1990_2021_CSVs.zip application/zip 66.3 MB 08/25/2024 04:52:PM
NaNDA_lawenf_by_TractZCTA_1990-2021_v1.2.pdf application/pdf 307.7 KB 09/27/2024 09:36:AM
nanda_lawenf_Tract10_1990-2021_01P.dta application/x-stata-dta 232.7 MB 08/25/2024 04:41:PM
nanda_lawenf_Tract20_1990-2021_01P.dta application/x-stata-dta 268.9 MB 08/12/2024 08:35:AM
nanda_lawenf_ZCTA10_1990-2021_01P.dta application/x-stata-dta 98.1 MB 08/12/2024 09:07:AM
nanda_lawenf_ZCTA20_1990-2021_01P.dta application/x-stata-dta 100.1 MB 08/12/2024 09:20:AM

Project Citation: 

Melendez, Robert, Finlay, Jessica, Clarke, Philippa, Noppert, Grace, Gypin, Lindsay, and Dyke, Ellis. National Neighborhood Data Archive (NaNDA): Law Enforcement by Census Tract and ZCTA, United States, 1990-2021. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2024-08-25. https://doi.org/10.3886/E208684V1

Project Description

Summary:  View help for Summary
This dataset contains measures of the number and density of police departments, fire departments, courts, correctional facilities, and legal counsel per United States Census Tract or ZIP Code Tabulation Area (ZCTA) from 1990 through 2021. The dataset includes four separate files for four different geographic areas (GIS shapefiles from the United States Census Bureau). The four geographies include:
● Census Tract 2010 
● Census Tract 2020
● ZIP Code Tabulation Area (ZCTA) 2010 
● ZIP Code Tabulation Area (ZCTA) 2020

Information about which dataset to use can be found in the Usage Notes section of this document.

Funding Sources:  View help for Funding Sources United States Department of Health and Human Services. National Institutes of Health. National Institute of Nursing Research (U01NR020556); United States Department of Health and Human Services. National Institutes of Health. National Center on Minority Health and Health Disparities (U01NR020556); United States Department of Health and Human Services. National Institutes of Health. National Institute on Aging (K99AG075152, R00AG075152)

Scope of Project

Subject Terms:  View help for Subject Terms law enforcement; law enforcement agencies; police departments; sheriff's office; fire department; fire station; emergency services; court; courthouse; jail; prison; correctional facility; legal counsel; prosecution; district attorney; attorney general; public defenders; judge; incarceration; criminal justice system
Geographic Coverage:  View help for Geographic Coverage North Carolina, Indiana, Wyoming, Northern Mariana Islands, Utah, Guam, Virgin Islands of the United States, Arizona, Montana, Kentucky, California, Kansas, Florida, Delaware, Pennsylvania, Mississippi, Iowa, Illinois, Texas, Connecticut, Georgia, Virginia, Maryland, Idaho, Vermont, Oregon, Puerto Rico, Oklahoma, Maine, Tennessee, Alabama, Arkansas, South Carolina, Washington, Nebraska, West Virginia, Massachusetts, Colorado, Missouri, Alaska, North Dakota, Wisconsin, Nevada, District of Columbia, Rhode Island, South Dakota, Hawaii, Minnesota, New York (state), New Jersey, Michigan, New Mexico, New Hampshire, Louisiana, Ohio
Collection Date(s):  View help for Collection Date(s) 1/1/1990 – 12/31/2021 (1990-2021)
Universe:  View help for Universe SIC code identified law enforcement organizations in the fifty United States including Alaska and Hawaii and the US island territories
Data Type(s):  View help for Data Type(s) aggregate data; census/enumeration data; geographic information system (GIS) data; observational data

Methodology

Data Source:  View help for Data Source National Establishment Time Series Database (NETS)
Collection Mode(s):  View help for Collection Mode(s) other
Unit(s) of Observation:  View help for Unit(s) of Observation Police Departments, Fire Departments, Correctional Facilities, Courts, Legal Counsel and Prosecution
Geographic Unit:  View help for Geographic Unit Census Tract

Related Publications

Download this project

Published Versions

V1 [2024-08-25]

Export Metadata

Dublin Core

DDI 2.5

Report a Problem

Found a serious problem with the data, such as disclosure risk or copyrighted content? Let us know.

This material is distributed exactly as it arrived from the data depositor. ICPSR has not checked or processed this material. Users should consult the investigator(s) if further information is desired.