MERIC NEWS LETTER

Oldest and Youngest Counties in Missouri

According to 2007 U.S. Census Bureau estimates, Hickory County is the “oldest” county in the state, with 27.2 percent of the county’s population aged 65 and older. Pemiscot is the “youngest” with those aged 5 and under comprising 7.9 percent of the county’s population. On average in Missouri, 13.4 percent of the population is 65 or older and 6.5 percent is 5 and younger.

Other leading counties with a high concentration of 65 and older population include Worth (23.9%), Benton (23.3%), Wayne (22.1%), Chariton (21.9%) and Gentry (21.8%).

Percent of County Population Aged 65 and Older

Map of Missouri counties with County Population Percentage of 65 and Older

Top 15 Counties with the Highest Percentage of  Population Aged 65 and Older
County Name Population of 65 and Older Total County Population % of County Population 65 and Older
Hickory County 2,485 9,123 27.2%
Worth County 501 2,098 23.9%
Benton County 4,310 18,470 23.3%
Wayne County 2,794 12,655 22.1%
Chariton County 1,720 7,843 21.9%
Gentry County 1,361 6,249 21.8%
Harrison County 1,904 8,861 21.5%
Stone County 6,721 31,552 21.3%
Mercer County 737 3,507 21.0%
Cedar County 2,850 13,729 20.8%
Schuyler County 849 4,102 20.7%
Holt County 1,027 4,963 20.7%
Knox County 839 4,058 20.7%
Grundy County 2,081 10,095 20.6%
Putnam County 1,007 4,913 20.5%

Percent of County Population Aged 5 and Younger

Map of Missouri Counties with Population 5 and Younger

Missouri's "youngest" county is Pemiscot (7.9%) followed by McDonald (7.6%), Daviess (7.5%), Jasper (7.4%), and Christian (7.4) for the largest percentage of county population aged 5 and younger.

Top 15 Counties with the Highest Percentage of  Population Aged 5 and Under
County Name Population of 5 and Younger Total County Population % of County Population 5 and Younger
Pemiscot County 1,481 18,780 7.9%
McDonald County 1,729 22,895 7.6%
Daviess County 600 7,963 7.5%
Jasper County 8,537 115,240 7.4%
Christian County 5,379 73,066 7.4%
St. Charles County 25,211 343,952 7.3%
Sullivan County 488 6,675 7.3%
Lincoln County 3,758 51,528 7.3%
Dunklin County 2,289 31,623 7.2%
Clay County 15,329 211,952 7.2%
Cass County 7,000 97,133 7.2%
Webster County ,2,581 35,927 7.2%
Barton County 910 12,719 7.2%
Wright County 1,292 18,276 7.1%
Pettis County 2,870 40,807 7.0%

 

Source: US Census Bureau, County Population Estimates

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