Thayer city, Iowa Demographics & Population 2026

Population Overview

Thayer city is a small community located in Iowa. The total population is 50. It ranks as the 936th most populous out of 1,018 cities and towns in Iowa.

Age Demographics

The median age in Thayer city is 13.0 years. This is 66% lower than the state median of 38.6 years. With 52.0% of the population under 18, Thayer city has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Thayer city is $52,500. This is 28% lower than the state median of $73,147. Compared to the national median of $78,538, household income here is 33% lower. The poverty rate stands at 0.0%. This is 100% lower than the state poverty rate of 11.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 6.7%. This is 84% higher than the state rate of 3.6%. The median home value is $26,000. Housing costs are 87% lower than the state median of $195,900. With a home-value-to-income ratio of just 0.5x, Thayer city is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 40% higher than the state average of 71.5%.

Race & Ethnicity

The largest racial or ethnic group in Thayer city is White (non-Hispanic), making up 48.0% of the population.

Education

4.2% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 86% lower 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 100.0%.

Data Sources & Methodology

All demographic data for Thayer 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.