In 2023, New Underwood, SD had a population of 538 people with a median age of 38.6 and a median household income of $54,167. Between 2022 and 2023 the population of New Underwood, SD declined from 574 to 538, a −6.27% decrease and its median household income grew from $49,485 to $54,167, a 9.46% increase.
The 5 largest ethnic groups in New Underwood, SD are White (Non-Hispanic) (78.3%), American Indian & Alaska Native (Hispanic) (7.25%), Two+ (Non-Hispanic) (5.2%), Two+ (Hispanic) (4.65%), and American Indian & Alaska Native (Non-Hispanic) (3.16%).
None of the households in New Underwood, 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 New Underwood, SD are U.S. citizens.
In 2023, the median property value in New Underwood, SD was $188,700, and the homeownership rate was 69.4%.
Most people in New Underwood, SD drove alone to work, and the average commute time was 24.8 minutes. The average car ownership in New Underwood, SD was 2 cars per household.