Sun Valley city, Idaho Demographics & Population 2026

Population Overview

Sun Valley city is a small community located in Idaho. The total population is 1,383. It ranks as the 83rd most populous out of 234 cities and towns in Idaho.

Age Demographics

The median age in Sun Valley city is 59.8 years. This is 61% higher than the state median of 37.1 years. Only 7.1% of residents are under 18, indicating fewer families with children. 22.1% 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 Sun Valley city is $82,045. This is 10% higher than the state median of $74,636. Compared to the national median of $78,538, household income here is 4% higher. The poverty rate stands at 6.6%. This is 38% lower than the state poverty rate of 10.6%. The unemployment rate is 0.0%. This is 100% lower than the state rate of 3.7%. The median home value is $845,600. Housing costs are 125% higher than the state median of $376,000. The home-value-to-income ratio of 10.3x suggests that housing affordability is a significant concern for many residents. 94.1% of occupied housing units are owner-occupied. This homeownership rate is 30% higher than the state average of 72.4%.

Race & Ethnicity

The largest racial or ethnic group in Sun Valley city is White (non-Hispanic), making up 77.2% of the population. Hispanic or Latino residents account for 8.8%. The Black or African American population is significantly higher than the state average (2.6% vs 0.7%).

Education

73.7% of residents aged 25 and older hold a bachelor's degree or higher. This places Sun Valley city in the top 10% of all cities in the state for educational attainment. This is 136% higher 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 94.9%. Notably, 27.2% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Sun Valley 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.