In 2022, Underwood, IA had a population of 983 people with a median age of 29.1 and a median household income of $92,188. Between 2021 and 2022 the population of Underwood, IA declined from 1,003 to 983, a −1.99% decrease and its median household income grew from $85,156 to $92,188, a 8.26% increase.
The 5 largest ethnic groups in Underwood, IA are White (Non-Hispanic) (93%), White (Hispanic) (5.39%), Two+ (Non-Hispanic) (1.22%), American Indian & Alaska Native (Non-Hispanic) (0.407%), and Black or African American (Non-Hispanic) (0%).
None of the households in Underwood, 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.
98.8% of the residents in Underwood, IA are U.S. citizens.
In 2022, the median property value in Underwood, IA was $225,600, and the homeownership rate was 83.9%.
Most people in Underwood, IA drove alone to work, and the average commute time was 23.8 minutes. The average car ownership in Underwood, IA was 2 cars per household.