pre-1980 - Estimates files available for National,
State, and County Level
1980s - Estimates files available for National,
State, and County Level
1990s - Estimates files available for National, State,
County, Place & County Subdivision, Metropolitan Areas, Puerto Rico
Municipios, and for Household & Housing unit
2000s - Estimates files available for National, State,
County, Place & County Subdivision, Puerto Rico Commonwealth, Puerto Rico
Municipios, and Housing unit
Source: U.S. Census Bureau, Population Division Questions? / 1-866-758-1060