In 2023, Corsica, SD had a population of 654 people with a median age of 41.7 and a median household income of $65,893. Between 2022 and 2023 the population of Corsica, SD declined from 691 to 654, a −5.35% decrease and its median household income declined from $70,294 to $65,893, a −6.26% decrease.
The 5 largest ethnic groups in Corsica, SD are White (Non-Hispanic) (93.4%), American Indian & Alaska Native (Non-Hispanic) (2.75%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (1.68%), Other (Hispanic) (1.22%), and Two Races Including Other (Non-Hispanic) (0.765%).
None of the households in Corsica, SD 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.
99.1% of the residents in Corsica, SD are U.S. citizens.
In 2023, the median property value in Corsica, SD was $126,800, and the homeownership rate was 63.9%.
Most people in Corsica, SD drove alone to work, and the average commute time was 16.7 minutes. The average car ownership in Corsica, SD was 2 cars per household.