None of the households in Portsmouth, 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.
99.5% of the residents in Portsmouth, IA are U.S. citizens.
In 2024, the median property value in Portsmouth, IA was $125,000, and the homeownership rate was 93.2%.
Most people in Portsmouth, IA drove alone to work, and the average commute time was 22.8 minutes. The average car ownership in Portsmouth, IA was 2 cars per household.