In 2020, Louisa County, IA had a population of 11.1k people with a median age of 41.5 and a median household income of $63,034. Between 2019 and 2020 the population of Louisa County, IA declined from 11,178 to 11,125, a −0.474% decrease and its median household income grew from $56,673 to $63,034, a 11.2% increase.
The 5 largest ethnic groups in Louisa County, IA are White (Non-Hispanic) (77.8%), White (Hispanic) (9.73%), Other (Hispanic) (5.35%), Asian (Non-Hispanic) (3.5%), and Two+ (Non-Hispanic) (1.25%).
None of the households in Louisa County, IA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
93.5% of the residents in Louisa County, IA are U.S. citizens.
In 2020, the median property value in Louisa County, IA was $107,900, and the homeownership rate was 76.5%. Most people in Louisa County, IA drove alone to work, and the average commute time was 22.6 minutes. The average car ownership in Louisa County, IA was 2 cars per household.