ZIP 57321 vs ZIP 57330
A side-by-side comparison of ZIP Code 57321 and ZIP Code 57330: population, income, housing, and more.
ZIP 57321 and ZIP 57330 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 57330 has the higher population (548 vs 399 in ZIP 57321). ZIP 57321 has the higher median household income ($81,786 vs $60,962 in ZIP 57330). ZIP 57321 has the higher median home value ($252,000 vs $150,700 in ZIP 57330).
Population, income & housing
| ZIP 57321 | ZIP 57330 | |
|---|---|---|
| Population | 399 | 548 |
| Median age | 38.2 yrs | 35.5 yrs |
| Median household income | $81,786 | $60,962 |
| Median home value | $252,000 | $150,700 |
| Median gross rent | — | $625 |
| Housing units | 125 | 227 |
| Homeownership rate | 100.0% | 83.2% |
| Bachelor's degree or higher | 24.8% | 28.3% |
| Unemployment rate | 0.0% | 0.4% |
Trends (ACS 5-year, 2019–2023)
| ZIP 57321 | ZIP 57330 | |
|---|---|---|
| Population | 431 → 399 (-7.4%) | 455 → 548 (+20.4%) |
| Median household income | $63,750 → $81,786 (+28.3%) | $49,405 → $60,962 (+23.4%) |
| Median home value | $103,300 → $252,000 (+143.9%) | $84,700 → $150,700 (+77.9%) |
| Median gross rent | — | $475 → $625 (+31.6%) |
ZIP 57321
431399
$63,750$81,786
$103,300$252,000
ZIP 57330
455548
$49,405$60,962
$84,700$150,700
$475$625
Age & race/ethnicity
Age distribution (share)
| ZIP 57321 | ZIP 57330 | |
|---|---|---|
| Under 5 | 8.3% | 6.9% |
| 5 to 17 | 20.6% | 23.9% |
| 18 to 24 | 8.5% | 8.6% |
| 25 to 34 | 7.0% | 9.1% |
| 35 to 44 | 15.3% | 13.1% |
| 45 to 54 | 8.5% | 2.2% |
| 55 to 64 | 25.8% | 17.9% |
| 65 to 74 | 5.5% | 10.6% |
| 75 and over | 0.5% | 7.7% |
Race & ethnicity (share)
| ZIP 57321 | ZIP 57330 | |
|---|---|---|
| White (non-Hispanic) | 98.7% | 92.5% |
| Black or African American | 1.3% | 0.0% |
| American Indian & Alaska Native | 0.0% | 1.5% |
| 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% | 4.4% |
| Hispanic or Latino | 0.0% | 1.6% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 57321 | ZIP 57330 | |
|---|---|---|
| No high school diploma | 4.4% | 6.3% |
| High school graduate | 34.4% | 26.8% |
| Some college or associate's | 36.4% | 38.6% |
| Bachelor's degree | 18.4% | 21.4% |
| Graduate or professional degree | 6.4% | 6.9% |
Commute to work
How workers get to work (share)
| ZIP 57321 | ZIP 57330 | |
|---|---|---|
| Drove alone | 59.6% | 73.1% |
| Carpooled | 24.7% | 0.0% |
| Public transit | 0.0% | 0.0% |
| Walked | 1.8% | 22.5% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 13.9% | 4.4% |
| Other means | 0.0% | 0.0% |
Housing
Units in structure (share)
| ZIP 57321 | ZIP 57330 | |
|---|---|---|
| 1-unit, detached | 96.0% | 96.0% |
| 1-unit, attached | 0.0% | 0.0% |
| 2 to 4 units | 0.0% | 2.6% |
| 5 to 19 units | 0.0% | 0.0% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 4.0% | 1.3% |
Poverty & households
| ZIP 57321 | ZIP 57330 | |
|---|---|---|
| Poverty rate | 7.6% | 19.2% |
| Average household size | 3.99 | 2.60 |
| Mean commute (minutes) | 22 | 18 |
| Median year structure built | 1950 | 1947 |