Harrison CDP, South Dakota Demographics & Population 2026

Population Overview

Harrison CDP is a small community located in South Dakota. The total population is 6. It ranks as the 428th most populous out of 439 cities and towns in South Dakota.

Age Demographics

Only 0.0% of residents are under 18, indicating fewer families with children. 16.7% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The poverty rate stands at 0.0%. This is 100% lower than the state poverty rate of 12.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 46% higher than the state average of 68.6%.

Race & Ethnicity

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

Education

83.3% of residents aged 25 and older hold a bachelor's degree or higher. This places Harrison CDP in the top 10% of all cities in the state for educational attainment. This is 168% 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%. Notably, 83.3% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Harrison 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.