Lincoln County, South Dakota Demographics 2026
Lincoln County, South Dakota has a population of 70,638, the 3rd most populous county in South Dakota. The median household income is $99,166 and the median home value is $348,300. The poverty rate is 5.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Lincoln County Quick Facts
How Lincoln County Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 68,286 | 70,638 | +3.4% |
| Median household income | $96,552 | $99,166 | +2.7% |
| Median home value | $323,500 | $348,300 | +7.7% |
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 35 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Lincoln County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Harrisburg | 8,519 | $108,724 | 0.5% | $312,200 |
| Tea | 6,786 | $120,139 | 4.7% | $351,100 |
| Canton | 3,033 | $60,850 | 8.1% | $191,400 |
| Lennox | 2,468 | $81,761 | 9.7% | $235,900 |
| Beresford | 2,360 | $78,793 | 5.2% | $234,400 |
| Worthing | 1,036 | $93,162 | 1.8% | $220,200 |
| Shindler | 579 | $146,154 | 0.0% | $617,600 |
| Hudson | 382 | $66,429 | 17.0% | $150,500 |
| Fairview | 102 | $71,719 | 18.6% | $155,400 |
Explore South Dakota Rankings
Population Overview
Lincoln County is located in South Dakota with a total population of 70,638. It is the 3rd most populous county out of 66 in South Dakota. The county encompasses 9 Census-designated places.
Age Demographics
The median age in Lincoln County is 35.9 years. This is 6% lower than the state median of 38.0 years.
Economy, Income & Housing
The median household income in Lincoln County is $99,166. This is 32% higher than the state median of $75,081. It is also 23% higher than the national median of $80,734. The poverty rate stands at 5.6%. This is 53% lower than the state poverty rate of 11.9%. The unemployment rate is 1.7%. This is 43% lower than the state rate of 2.9%. The median home value is $348,300. Housing costs are 35% higher than the state median of $257,400. The home-value-to-income ratio is 3.5x. 71.2% of occupied housing units are owner-occupied. This homeownership rate is 4% higher than the state average of 68.6%.
Race & Ethnicity
Lincoln County has a predominantly White (non-Hispanic) population, comprising 89.0% of all residents. Hispanic or Latino residents account for 3.1%.
Education
44.5% of residents aged 25 and older hold a bachelor's degree or higher. This places Lincoln County in the top 10% of all counties in the state for educational attainment. This is 39% higher than the state rate of 31.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.5%.
Data Sources & Methodology
All figures for Lincoln County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against South Dakota and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Lincoln County, South Dakota?
Lincoln County has a population of 70,638, making it the 3rd most populous county in South Dakota.
What is the median income in Lincoln County?
The median household income in Lincoln County is $99,166 with a poverty rate of 5.6%.
How many cities are in Lincoln County, South Dakota?
Lincoln County contains 9 Census-designated places.