Green Valley CDP, South Dakota Demographics & Population 2026

Population Overview

Green Valley CDP is a small community located in South Dakota. The total population is 1,503. It ranks as the 54th most populous out of 439 cities and towns in South Dakota.

Age Demographics

The median age in Green Valley CDP is 34.1 years. This is 10% lower than the state median of 37.7 years. With 38.4% of the population under 18, Green Valley CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Green Valley CDP is $78,801. This is 9% higher than the state median of $72,421. Compared to the national median of $78,538, household income here is about average. The poverty rate stands at 20.1%. This is 68% higher than the state poverty rate of 12.0%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 3.0%. The median home value is $232,100. Housing costs are 2% lower than the state median of $236,800. With a home-value-to-income ratio of just 2.9x, Green Valley CDP is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 46% higher than the state average of 68.6%.

Race & Ethnicity

The largest racial or ethnic group in Green Valley CDP is White (non-Hispanic), making up 73.7% of the population.

Education

19.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 39% lower than the state rate of 31.1%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.7%.

Data Sources & Methodology

All demographic data for Green Valley CDP, South Dakota 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 South Dakota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 439 Census-designated places in South Dakota. For official data, visit data.census.gov.