Old Elm Spring Colony, South Dakota Demographics & Population 2026

A note before these figures: with a population of 75, Old Elm Spring Colony's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Old Elm Spring Colony is a small community located in South Dakota, within Hutchinson County. The total population is 75. It ranks as the 339th most populous out of 439 Census-designated places in South Dakota.

Age Demographics

The median age in Old Elm Spring Colony is 90.2 years. This is 137% higher than the state median of 38.0 years. With 45.3% of the population under 18, Old Elm Spring Colony has a notably young demographic profile, suggesting a family-oriented community. 54.7% 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 48.8%. This is 309% higher than the state poverty rate of 11.9%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community.

Race & Ethnicity

Every resident counted in Old Elm Spring Colony was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.

Education

100.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Old Elm Spring Colony in the top 10% of all cities in the state for educational attainment. This is 213% higher than the state rate of 31.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample. Notably, 51.2% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Old Elm Spring Colony, South Dakota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. 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. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.