Thompson city, Iowa Demographics & Population 2026

Population Overview

Thompson city is a small community located in Iowa. The total population is 448. It ranks as the 492nd most populous out of 1,018 cities and towns in Iowa.

Age Demographics

The median age in Thompson city is 60.3 years. This is 56% higher than the state median of 38.6 years. Only 11.2% of residents are under 18, indicating fewer families with children. 13.8% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Thompson city is $49,375. This is 32% lower than the state median of $73,147. Compared to the national median of $78,538, household income here is 37% lower. The poverty rate stands at 8.1%. This is 26% lower than the state poverty rate of 11.0%. The unemployment rate is 4.5%. This is 25% higher than the state rate of 3.6%. The median home value is $99,600. Housing costs are 49% lower than the state median of $195,900. With a home-value-to-income ratio of just 2.0x, Thompson city is one of the most affordable housing markets in the area. 76.7% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 71.5%.

Race & Ethnicity

Thompson city has a predominantly White (non-Hispanic) population, comprising 92.0% of all residents. Hispanic or Latino residents account for 6.9%.

Education

34.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Thompson city in the top 10% of all cities in the state for educational attainment. This is 10% higher than the state rate of 30.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.3%.

Data Sources & Methodology

All demographic data for Thompson city, Iowa is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,018 Census-designated places in Iowa. For official data, visit data.census.gov.