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Median Age 67.1: Fla. County Has Oldest Population
By Terence P. Jeffrey | July 10, 2017 | 5:03 PM EDT
Sumter County Courthouse (Wikimedia Commons)

(CNSNews.com) - When measured by median age, Sumter County, Fla., had the oldest population of any county in the country in 2016, according to data published by the U.S. Census Bureau. Lexington City, Va., had the youngest.

In Sumter County, the median age was 67.1. In Lexington City, the median age was 22.7. (Independent cities in Virginia are treated as counties by the Census Bureau.)

Michigan had more counties (4) than Florida (3) that ranked among the nation’s 20 most elderly counties. These included Alcona County, which ranked No. 5 with a median age of 58.1; Otonagon County, which tied for No. 6 with a median age of 58.0; Keweenaw County, which tied for No. 13 with a median age of 56.7; and Montmorency County, which tied for No. 20 with a median age of 55.9.

Texas, New Mexico and Virginia also had three counties each in the Top 20 for oldest population.

Sumter County—with the nation’s oldest population—is in central Florida, bordering on neither the Gulf Coast nor the Atlantic.

It had a population of 123,996 in 2016, according to the Census Bureau. Of that population, 56.3 percent were 65 years old or older and only 7.1 percent was 18 or younger.

In the 2016 presidential election, it went for Republican candidate Donald Trump over Democratic candidate Hillary Clinton by 68.27 percent to 29.31 percent.

Lexington City, Va., the nation’s youngest county by median age (22.7), had a population of only 7,045 in 2016. Despite its very young median age, 43.8 percent of the population in Lexington has a bachelor’s degree or higher. It is the home of Washington and Lee University.

Madison County, Idaho, the nation’s second youngest county (23.2), had a population of 29,048, with 27.3 percent of that population being 18 or younger. It is the home to Brigham Young University-Idaho.