Clayton city, Iowa Demographics & Population 2026

Population Overview

Clayton city is a small community located in Iowa. The total population is 66. It ranks as the 911th most populous out of 1,018 cities and towns in Iowa.

Age Demographics

The median age in Clayton city is 58.0 years. This is 50% higher than the state median of 38.6 years. Only 0.0% of residents are under 18, indicating fewer families with children. 31.8% 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 Clayton city is $68,750. This is 6% lower than the state median of $73,147. Compared to the national median of $78,538, household income here is 12% lower. The poverty rate stands at 3.0%. This is 72% 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 14.3%. This is 294% higher than the state rate of 3.6%. The median home value is $166,700. Housing costs are 15% lower than the state median of $195,900. With a home-value-to-income ratio of just 2.4x, Clayton city is one of the most affordable housing markets in the area. 84.2% of occupied housing units are owner-occupied. This homeownership rate is 18% higher than the state average of 71.5%.

Race & Ethnicity

Clayton city has a predominantly White (non-Hispanic) population, comprising 100.0% of all residents.

Education

35.5% of residents aged 25 and older hold a bachelor's degree or higher. This places Clayton city in the top 10% of all cities in the state for educational attainment. This is 15% 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 82.3%. Notably, 17.7% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Clayton 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.