ZIP 57312 vs ZIP 57321
A side-by-side comparison of ZIP Code 57312 and ZIP Code 57321: population, income, housing, and more.
ZIP 57312 and ZIP 57321 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 57312 has the higher population (619 vs 399 in ZIP 57321). ZIP 57312 has the higher median household income ($83,750 vs $81,786 in ZIP 57321). Since 2019, ZIP 57312's population has grown faster (-0.3% vs -7.4%).
Population, income & housing
| ZIP 57312 | ZIP 57321 | |
|---|---|---|
| Population | 619 | 399 |
| Median age | 40.8 yrs | 38.2 yrs |
| Median household income | $83,750 | $81,786 |
| Median home value | — | $252,000 |
| Median gross rent | $867 | — |
| Housing units | 251 | 125 |
| Homeownership rate | 86.5% | 100.0% |
| Bachelor's degree or higher | 5.2% | 24.8% |
| Unemployment rate | 0.0% | 0.0% |
Trends (ACS 5-year, 2019–2023)
| ZIP 57312 | ZIP 57321 | |
|---|---|---|
| Population | 621 → 619 (-0.3%) | 431 → 399 (-7.4%) |
| Median household income | $67,250 → $83,750 (+24.5%) | $63,750 → $81,786 (+28.3%) |
| Median home value | $87,600 → $91,700 (+4.7%) | $103,300 → $252,000 (+143.9%) |
| Median gross rent | $694 → $867 (+24.9%) | — |
ZIP 57312
621619
$67,250$83,750
$87,600$91,700
$694$867
ZIP 57321
431399
$63,750$81,786
$103,300$252,000
Age & race/ethnicity
Age distribution (share)
| ZIP 57312 | ZIP 57321 | |
|---|---|---|
| Under 5 | 3.2% | 8.3% |
| 5 to 17 | 25.0% | 20.6% |
| 18 to 24 | 3.6% | 8.5% |
| 25 to 34 | 4.5% | 7.0% |
| 35 to 44 | 19.2% | 15.3% |
| 45 to 54 | 11.0% | 8.5% |
| 55 to 64 | 16.2% | 25.8% |
| 65 to 74 | 12.0% | 5.5% |
| 75 and over | 5.3% | 0.5% |
Race & ethnicity (share)
| ZIP 57312 | ZIP 57321 | |
|---|---|---|
| White (non-Hispanic) | 74.0% | 98.7% |
| Black or African American | 0.0% | 1.3% |
| American Indian & Alaska Native | 1.6% | 0.0% |
| Asian | 0.0% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.3% | 0.0% |
| Two or more races | 4.8% | 0.0% |
| Hispanic or Latino | 19.2% | 0.0% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 57312 | ZIP 57321 | |
|---|---|---|
| No high school diploma | 7.3% | 4.4% |
| High school graduate | 49.3% | 34.4% |
| Some college or associate's | 38.2% | 36.4% |
| Bachelor's degree | 2.6% | 18.4% |
| Graduate or professional degree | 2.6% | 6.4% |
Commute to work
How workers get to work (share)
| ZIP 57312 | ZIP 57321 | |
|---|---|---|
| Drove alone | 84.1% | 59.6% |
| Carpooled | 5.3% | 24.7% |
| Public transit | 0.0% | 0.0% |
| Walked | 0.7% | 1.8% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 9.9% | 13.9% |
| Other means | 0.0% | 0.0% |
Housing
Units in structure (share)
| ZIP 57312 | ZIP 57321 | |
|---|---|---|
| 1-unit, detached | 87.6% | 96.0% |
| 1-unit, attached | 0.0% | 0.0% |
| 2 to 4 units | 0.0% | 0.0% |
| 5 to 19 units | 0.0% | 0.0% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 12.4% | 4.0% |
Poverty & households
| ZIP 57312 | ZIP 57321 | |
|---|---|---|
| Poverty rate | 17.2% | 7.6% |
| Average household size | 2.47 | 3.99 |
| Mean commute (minutes) | 14 | 22 |
| Median year structure built | 1953 | 1950 |