County Level Population Estimates
- Annual Population Estimates - by County
- Cumulative Population Change: 2000 to 2009 Excel | CSV
- Annual Population Change: 2008 to 2009 Excel | CSV
- Cumulative Components of Population Change: 2000 to 2009 Excel | CSV
- Annual Components of Population Change: 2008 to 2009 Excel | CSV
- Rates for Components of Change: 2008 to 2009 Excel | CSV
- 100 Largest U.S. Counties in 2009 Excel | CSV
- 100 Fastest Growing U.S. Counties: 2000 to 2009 Excel | CSV
- County population and estimated components of population change, all counties: April 1, 2000 to July 1, 2009 (large file) Layout (PDF) | CSV
| Maps - July 1, 2009 | |
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| Map of Population Size PDF | Map of Population Density PDF |
| Maps - April 1, 2000 to July 1, 2009 | |
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| Map of Percent Change in Population PDF | Map of Numeric Change in Population PDF |
| Maps - July 1, 2008 to July 1, 2009 | |
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| Map of Percent Change in Population PDF | Map of Numeric Change in Population PDF |
Methodology for 2009 County Total Population Estimates and Components of Change PDF
Age, Sex, Race, and Hispanic Origin
- Downloadable Dataset Layout (PDF) | CSV
- Select by County, Year, Race, and Hispanic Origin
Selected Age Groups and Sex
- Downloadable Dataset Layout (PDF) | CSV
- Selected Age Groups - by Year and Gender
6 race groups - 5 race alone groups and one multiple race group
- Downloadable Dataset Layout (PDF) | CSV
- 6 race groups - by County and Yearly Comparison
5 race groups - 5 race alone and in combination groups
- Downloadable Dataset Layout (PDF) | CSV
- 5 race groups - by County and Yearly Comparison
Methodology for 2009 County Characteristics Estimates PDF
Note: All estimates are revised with each new release, that includes previous years' data. For example, the population values estimated for the year 2004 have changed since the 2004 release.