The oldest county populations in the U.S. (2000 – 2017)

The median age rose from 35.3 years in 2000 to 38.0 years in 2017, according to the U.S. Census Bureau. 

The number of older residents across the U.S. continues to increase, but the increase is not evenly distributed across the nation. Some counties tend to be much older than others.

Population 85 years and older by U.S. county

Top 20 the oldest U.S. Counties

  1. Hooker (Nebraska) – 8.01%
  2. McIntosh (North Dakota) – 7.97%
  3. Harding (New Mexico) – 6.94%
  4. Decatur (Kansas) – 6.31%
  5. Pawnee (Nebraska) – 6.02%
  6. Hand (South Dakota) – 6.01%
  7. Sheridan (North Dakota) – 5.99%
  8. Cheyenne (Kansas) – 5.93%
  9. Smith (Kansas) – 5.86%
  10. McPherson (South Dakota) – 5.85%
  11. Jerauld (South Dakota) – 5.77%
  12. Lac qui Parle (Minnesota) – 5.74%
  13. Traverse (Minnesota) – 5.69%
  14. Republic (Kansas) – 5.69%
  15. Sarasota (Florida) – 5.63%
  16. Boyd (Nebraska) – 5.46%
  17. Hutchinson (South Dakota) – 5.37%
  18. Douglas (South Dakota) – 5.36%
  19. Big Stone (Minnesota) – 5.33%
  20. Lancaster (Virginia) – 5.33%

Population 85 years and older by county (2000 – 2017)

GIF

Related post:
The Age Structure of the United States
– U.S. population aged 0-14 year (2000 -2017)
Working Age Population in the U.S.
– Population 65 years an older by the U.S. county (2000 – 2017)
– Leading minority group by U.S. county (1990 – 2017)
– Leading group by U.S. county (1990 – 2017)
– American Indian Population by County (1990 – 2017)
– U.S. Asian Population by County (1990 – 2017)
– U.S. Black Population by County (1990 – 2017)
– U.S. Hispanic Population by County (1990 – 2017)
– U.S. Non-Hispanic White Population by County (1990 – 2017)
– U.S. Population Density 
Sex Ratio by U.S. County (2000 – 2017)

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