In 2023, Kennebec, SD had a population of 367 people with a median age of 33.2 and a median household income of $71,667. Between 2022 and 2023 the population of Kennebec, SD declined from 369 to 367, a −0.542% decrease and its median household income grew from $70,972 to $71,667, a 0.979% increase.
The 5 largest ethnic groups in Kennebec, SD are White (Non-Hispanic) (93.5%), American Indian & Alaska Native (Non-Hispanic) (4.63%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (1.91%), Black or African American (Non-Hispanic) (0%), and Asian (Non-Hispanic) (0%).
None of the households in Kennebec, 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.
100% of the residents in Kennebec, SD are U.S. citizens.
In 2023, the median property value in Kennebec, SD was $145,100, and the homeownership rate was 85.1%.
Most people in Kennebec, SD drove alone to work, and the average commute time was 7.44 minutes. The average car ownership in Kennebec, SD was 2 cars per household.