Mayfield Colony CDP, South Dakota Demographics & Population 2026

Population Overview

Mayfield Colony CDP is a small community located in South Dakota. The total population is 84. It ranks as the 323rd most populous out of 439 cities and towns in South Dakota.

Age Demographics

The median age in Mayfield Colony CDP is 20.8 years. This is 45% lower than the state median of 37.7 years.

Economy, Income & Housing

The poverty rate stands at 68.8%. This is 473% 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%.

Race & Ethnicity

The largest racial or ethnic group in Mayfield Colony CDP is White (non-Hispanic), making up 77.4% of the population. Asian residents account for 22.6%. The Asian population is significantly higher than the state average (22.6% vs 1.4%).

Education

100.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Mayfield Colony CDP in the top 10% of all cities in the state for educational attainment. This is 222% higher 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 100.0%.

Data Sources & Methodology

All demographic data for Mayfield Colony 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.