Median Age in Louisa County, IA

ACS 2024 5-Year Estimates

Median Age
41.9 years +7.7% vs nat'l
Rank #1,520 of 3,222
53th percentile

How Louisa County Compares

Louisa County
41.9 years
Iowa Average
41.9 years
Rank #55 of 99 in state
National
38.9 years
7.7% above

National Distribution

Where Louisa County falls among all 3,222 U.S. counties for median age.

21.4 years 86.2 years

■ Louisa County: 41.9 years

Ranking Context

Rank County Value
#1,517 Tazewell County, IL 41.9 years
#1,518 Perry County, IN 41.9 years
#1,519 Grundy County, IA 41.9 years
#1,520 Louisa County, IA 41.9 years
#1,521 Lucas County, IA 41.9 years
#1,522 Mitchell County, IA 41.9 years
#1,523 Palo Alto County, IA 41.9 years
View full ranking →

Median Age in Louisa County, Iowa

Louisa County, Iowa has a median age of 41.9 years, which ranks #1,520 of 3,222 out of 3,222 counties nationwide. This is 7.7% above the national value of 38.9 years.

Within Iowa, Louisa County ranks #55 of 99 out of 99 counties. This places it in the 53th percentile nationally.

The median age of the total population. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.