Lake County, SD Demographics & Local Data
Analyze population trends, housing costs, and the local economy by exploring Map AI.
Area Snapshot
Key statistics on population, economy, housing, and commuting compared to state and national averages. Explore interactive maps for deeper analysis.
A
B
C
Population
| Metric | Lake County | South Dakota Avg | U.S. Average |
|---|---|---|---|
| Population | 11,825 | 912,694 | 334,821,731 |
| Population density (per sq mi) | 20.6 | 11.8 | 85.8 |
| Population growth (%/yr) | -1.47% | 0.79% | 0.57% |
| Median age | 41.5 | 35.5 | 37.1 |
| Households | 4,632 | 358,551 | 128,459,983 |
Population Over Time
Race & Ethnicity
Economy
Lake County has a the economy index of B, which means it is quite prosperous.
| Metric | Lake County | South Dakota Avg | U.S. Average |
|---|---|---|---|
| Median household income | $73,644 | $72,558 | $78,145 |
| Income growth (%/yr) | 4.16% | 4.77% | 5.07% |
| Unemployment rate | 2.4% | 3.0% | 5.2% |
Housing
| Metric | Lake County | South Dakota Avg | U.S. Average |
|---|---|---|---|
| Median home price | $18,333 | $98,153 | $242,182 |
| Median rent | $868 | $912 | $1,342 |
| Homeownership rate | 71.4% | 68.6% | 65.1% |
Mobility & Commuting
The most common departure window is 07:30 AM – 07:59 AM , followed by 07:00 AM – 07:29 AM .
| Metric | Lake County | South Dakota Avg | U.S. Average |
|---|---|---|---|
| Average commute time (min) | 11.0 | 15.3 | 22.5 |
| Work from home | 9.6% | 9.3% | 13.4% |
Education & Households
Lake County has a education index of C, which means it is somewhat educated.
| Metric | Lake County | South Dakota Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 31.2% | 28.0% | 31.6% |
| Average household size | 2.27 | 2.42 | 2.54 |
Health
Lake County has a health index of A, which means it is very healthy.
| Metric | Lake County | South Dakota Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 83.5 | 79.9 | 78.3 |
| Self-rated poor health | 10.1% | 13.8% | 16.3% |
| Smokers | 15.7% | 19.9% | 19.0% |