ZIP 57421 vs ZIP 57428
A side-by-side comparison of ZIP Code 57421 and ZIP Code 57428: population, income, housing, and more.
ZIP 57421 and ZIP 57428 are ZIP Code areas in South Dakota. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 57428 has the higher population (569 vs 75 in ZIP 57421). Since 2019, ZIP 57421's population has grown faster (-2.6% vs -10.3%).
Population, income & housing
| ZIP 57421 | ZIP 57428 | |
|---|---|---|
| Population | 75 | 569 |
| Median age | 16.3 yrs | 41.6 yrs |
| Median household income | — | $57,750 |
| Median home value | — | $114,300 |
| Median gross rent | — | $693 |
| Housing units | 24 | 322 |
| Homeownership rate | 100.0% | 62.8% |
| Bachelor's degree or higher | 93.1% | 24.5% |
| Unemployment rate | 0.0% | 0.0% |
Trends (ACS 5-year, 2019–2023)
| ZIP 57421 | ZIP 57428 | |
|---|---|---|
| Population | 77 → 75 (-2.6%) | 634 → 569 (-10.3%) |
| Median household income | — | $53,750 → $57,750 (+7.4%) |
| Median home value | — | $80,900 → $114,300 (+41.3%) |
| Median gross rent | — | $533 → $693 (+30.0%) |
ZIP 57421
7775
ZIP 57428
634569
$53,750$57,750
$80,900$114,300
$533$693
Age & race/ethnicity
Age distribution (share)
| ZIP 57421 | ZIP 57428 | |
|---|---|---|
| Under 5 | 0.0% | 2.5% |
| 5 to 17 | 61.3% | 21.6% |
| 18 to 24 | 0.0% | 7.0% |
| 25 to 34 | 0.0% | 6.7% |
| 35 to 44 | 0.0% | 17.2% |
| 45 to 54 | 32.0% | 5.8% |
| 55 to 64 | 2.7% | 7.6% |
| 65 to 74 | 4.0% | 13.7% |
| 75 and over | 0.0% | 17.9% |
Race & ethnicity (share)
| ZIP 57421 | ZIP 57428 | |
|---|---|---|
| White (non-Hispanic) | 100.0% | 83.8% |
| Black or African American | 0.0% | 5.4% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 0.0% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.0% |
| Two or more races | 0.0% | 9.8% |
| Hispanic or Latino | 0.0% | 0.9% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 57421 | ZIP 57428 | |
|---|---|---|
| No high school diploma | 0.0% | 4.1% |
| High school graduate | 0.0% | 37.2% |
| Some college or associate's | 6.9% | 34.2% |
| Bachelor's degree | 44.8% | 18.4% |
| Graduate or professional degree | 48.3% | 6.1% |
Commute to work
How workers get to work (share)
| ZIP 57421 | ZIP 57428 | |
|---|---|---|
| Drove alone | 45.8% | 65.9% |
| Carpooled | 0.0% | 12.5% |
| Public transit | 0.0% | 0.0% |
| Walked | 0.0% | 4.8% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 54.2% | 16.5% |
| Other means | 0.0% | 0.4% |
Housing
Units in structure (share)
| ZIP 57421 | ZIP 57428 | |
|---|---|---|
| 1-unit, detached | 100.0% | 75.8% |
| 1-unit, attached | 0.0% | 0.0% |
| 2 to 4 units | 0.0% | 7.8% |
| 5 to 19 units | 0.0% | 5.9% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 0.0% | 10.6% |
Poverty & households
| ZIP 57421 | ZIP 57428 | |
|---|---|---|
| Poverty rate | 0.0% | 12.0% |
| Average household size | 4.69 | 2.36 |
| Mean commute (minutes) | — | 9 |
| Median year structure built | 1943 | 1959 |