Visit for the latest Coronavirus Disease (COVID-19) updates.

You are here

In This Section:

Area Health Resource File


The Area Health Resource File (AHRF) is a data set comprised of data collected from more than 50 sources and contains more than 6,000 variables related to health care access at the county level.

Health Resources and Services Administration, Bureau of Health Professions
Data Years Available: 
Maintained annually since the mid-1970s.
Mode of Collection: 
Compilation of other data sources.
Selected Content: 
The AHRF includes information on geographic codes and classifications; health professions supply and demographics; health facility numbers and types; hospital utilization; population characteristics and economic data; land use and housing density; and health professions training resources.
Population Covered: 
The AHRF includes one record for each county and independent city in the U.S. and one for each county equivalent in the U.S. territories Guam, Puerto Rico and the Virgin Islands.

The AHRF integrates data from numerous data sources including: the American Hospital Association, the American Medical Association, the US Census Bureau, the Centers for Medicare & Medicaid Services, Bureau of Labor Statistics, InterStudy, and the Veteran’s Administration.

Response Rates and Sample Size: 
Interpretation Issues: