In 2022, Hartwick, IA had a population of 108 people with a median age of 26.3 and a median household income of $72,500. Between 2021 and 2022 the population of Hartwick, IA declined from 126 to 108, a −14.3% decrease and its median household income grew from $70,000 to $72,500, a 3.57% increase.
The 5 largest ethnic groups in Hartwick, IA are White (Non-Hispanic) (63%), Two+ (Hispanic) (30.6%), Two+ (Non-Hispanic) (5.56%), American Indian & Alaska Native (Non-Hispanic) (0.926%), and White (Hispanic) (0%).
None of the households in Hartwick, 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.
98.1% of the residents in Hartwick, IA are U.S. citizens.
In 2022, the median property value in Hartwick, IA was $84,000, and the homeownership rate was 81.3%.
Most people in Hartwick, IA drove alone to work, and the average commute time was 23.6 minutes. The average car ownership in Hartwick, IA was 2 cars per household.