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Willow Lake city, SD
ZIP 57278 — People & Community
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Middle ClassLow Snow AreaRemote Work Hub
Demographics, education attainment, health access, and community lifestyle
Population & Demographics in 57278
57278 has a population of 1,082 with a median age of 22.7 yrs (49.0% male).
Health & Community Indicators in 57278
Historical Trends in 57278 (2020–Present)
Since 2020, population grew 23.4%, median income rose 2.2% (inflation-adjusted), home values increased 33.0%.
People & Community key statistics
| Population | |
|---|---|
| Population | 1,082 |
| Median age | 22.7 |
| Poverty rate | 6.6% |
| Demographics | |
|---|---|
| White | 87.6% |
| Hispanic | 5.6% |
| Black | 1.5% |
| Asian | 1.8% |
| Foreign-born | 0.0% |