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Contiguous County File, 1991: [United States]

Resource Type
Dataset : geographic reference data
  • United States Department of Commerce. Bureau of the Census
Other Title
  • Archival Version (Subtitle)
Publication Date
Free Keywords
counties; economics; FIPS codes; geography
  • Abstract

    This file provides information on the locational relationship between counties (and statistically equivalent entities) in the United States. For purposes of this study, contiguous counties included those that were physically adjacent, those that were not physically adjacent but were connected by a major road, and those that were not physically adjacent but had significant economic ties. The file includes FIPS state and county codes, county names, and the type of relationship between contiguous counties.
  • Table of Contents


    • DS1: Dataset
Temporal Coverage
  • Time period: 1991
Geographic Coverage
  • United States
Sampled Universe
Counties and statistically equivalent entities as recorded by the Census Bureau as of December 31, 1991.
This version of the study is no longer available on the web. If you need to acquire this version of the data, you have to contact ICPSR User Support (
Alternative Identifiers
  • 9835 (Type: ICPSR Study Number)
  • Is previous version of
    DOI: 10.3886/ICPSR09835.v1

Update Metadata: 2015-08-05 | Issue Number: 6 | Registration Date: 2015-06-15

United States Department of Commerce. Bureau of the Census (1992): Contiguous County File, 1991: [United States]. Archival Version. Version: v0. ICPSR - Interuniversity Consortium for Political and Social Research. Dataset.