In 2023, Carthage, SD had a population of 104 people with a median age of 53.8 and a median household income of $58,750. Between 2022 and 2023 the population of Carthage, SD declined from 153 to 104, a −32% decrease and its median household income declined from $65,625 to $58,750, a −10.5% decrease.
The 5 largest ethnic groups in Carthage, SD are White (Non-Hispanic) (88.5%), White (Hispanic) (7.69%), Asian (Non-Hispanic) (3.85%), Black or African American (Non-Hispanic) (0%), and Black or African American (Hispanic) (0%).
None of the households in Carthage, 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 Carthage, SD are U.S. citizens.
In 2023, the median property value in Carthage, SD was $102,100, and the homeownership rate was 93.7%.
Most people in Carthage, SD drove alone to work, and the average commute time was 23.8 minutes. The average car ownership in Carthage, SD was 2 cars per household.