The United States is mandated by the Constitution to count its population once each decade. Data collected by the decennial census determines the number of seats each state has in the U.S. House of Representatives (a process called apportionment) and the distribution of billions in federal funds to local communities.

Arkansas data from the 2010 decennial census.

Arkansas data from the decennial censuses of 1980, 1990, and 2000 are available along with Arkansas some historical Census data dating back to 1810.

The Census Bureau's Population Estimates Program (PEP) produces annual estimates of the population for the United States, individual states, Puerto Rico, metropolitan and micropolitan statistical areas, counties, cities, and towns.

The American Community Survey (ACS) is an ongoing survey that provides vital information on a yearly basis about our nation and its people. It helps local officials, community leaders, and businesses understand the demographic changes taking place in their communities.

Life tables showing age-specific mortality rates and life expectancy for Arkansas by race, gender, and age groups.

The U.S. Census Bureau estimates the number of housing units for each year since the most recent decennial census.

The U.S. Census Bureau collects extensive statistics about businesses that are essential to understanding the American economy. This Economic Census serves as the foundation for the measurement of U.S. businesses and their economic impact.

Population projections for the U.S., Arkansas, and counties using the 2010 Census as a base.