Dayton city, Idaho Demographics & Population 2026

Population Overview

Dayton city is a small community located in Idaho. The total population is 496. It ranks as the 150th most populous out of 234 cities and towns in Idaho.

Age Demographics

The median age in Dayton city is 33.5 years. This is 10% lower than the state median of 37.1 years. With 29.2% of the population under 18, Dayton city has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Dayton city is $86,667. This is 16% higher than the state median of $74,636. Compared to the national median of $78,538, household income here is 10% higher. The poverty rate stands at 2.0%. This is 81% lower than the state poverty rate of 10.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 4.1%. This is 11% higher than the state rate of 3.7%. The median home value is $275,000. Housing costs are 27% lower than the state median of $376,000. The home-value-to-income ratio is 3.2x. 95.8% of occupied housing units are owner-occupied. This homeownership rate is 32% higher than the state average of 72.4%.

Race & Ethnicity

Dayton city has a predominantly White (non-Hispanic) population, comprising 97.8% of all residents. Hispanic or Latino residents account for 0.4%. The Hispanic or Latino population (0.4%) is well below the state average of 13.3%.

Education

28.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 8% lower than the state rate of 31.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 98.0%.

Data Sources & Methodology

All demographic data for Dayton city, Idaho 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 Idaho state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 234 Census-designated places in Idaho. For official data, visit data.census.gov.