Historical United States County Boundaries, 1990

Description:

This polygon shapefile contains county boundaries for the United States in 1990. Attributes include county and state names as well as FIPS identification numbers and county area estimates. Territories enumerated by the U.S. Census are also included. This layer is part of a collection of historical United States county boundary files (HUSCO), from each decade ranging from 1790-1999. This layer is intended for researchers, students, and policy makers for reference and mapping purposes, and may be used for basic applications such as viewing, querying, and map output production. Earle, Carville, Changyong Cao, John Heppen, and Samuel Otterstrom. 1999. The Historical United States County Boundary Files 1790-1999. Geoscience Publications. Louisiana State University

Creator:

Earle, Carville, Heppen, John, Otterstrom, Samuel, Cao, Changyong, and Louisiana State University (Baton Rouge, La.). Department of Geography and Anthropology

Publisher:

Geoscience Publications

Provider:

Stanford

Collection:

HUSCO 1790-1999 : historical United States county boundary files

Resource Class:

Datasets

Resource Type:

Polygon data

Subject:

Counties and Boundaries

Temporal Coverage:

1990

Date Issued:

1999

Spatial Coverage:

Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York (State), North Carolina, North Dakota, Oklahoma, Ohio, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington (State), West Virginia, Wisconsin, Wyoming, and United States

Access Rights:

Restricted

Format:

Shapefile

More details at:

https://purl.stanford.edu/vd642nb4532