ZIP Code 57321
ZIP Code Tabulation Area in Miner County, South Dakota.
- Population
- 399
- Median household income
- $81,786
- Median home value
- $252,000
-7.4%’19–’23
+28.3%’19–’23
+143.9%’19–’23
ZIP Code 57321 is a ZIP Code Tabulation Area in Miner County, South Dakota, home to about 399 residents. At $81,786, its median household income sits above Miner County's $72,589.
Between 2019 and 2023, ZIP Code 57321's population declined 7.4% from 431 to 399, while its median household income rose 28.3% from $63,750 to $81,786.
Owners occupy 100.0% of the area's occupied homes. The median resident is 38.2 years old.
Demographics
ACS 2019–2023- Population
- 399
- Median age
- 38.2 yrs
- Median household income
- $81,786
- Median home value
- $252,000
- Median gross rent
- —
- Housing units
- 125
- Homeownership rate
- 100.0%
- Bachelor's degree or higher
- 24.8%
- Unemployment rate
- 0.0%
Trends
ACS 5-year · 2019–2023431399
$63,750$81,786
$103,300$252,000
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 431 | $63,750 | $103,300 | $617 |
| 2020 | 374 | $62,969 | $106,300 | — |
| 2021 | 431 | $67,813 | $108,800 | — |
| 2022 | 342 | $68,750 | $108,900 | — |
| 2023 | 399 | $81,786 | $252,000 | — |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 58.3%
5 to 1720.6%
18 to 248.5%
25 to 347.0%
35 to 4415.3%
45 to 548.5%
55 to 6425.8%
65 to 745.5%
75 and over0.5%
| Count | Share | |
|---|---|---|
| Under 5 | 33 | 8.3% |
| 5 to 17 | 82 | 20.6% |
| 18 to 24 | 34 | 8.5% |
| 25 to 34 | 28 | 7.0% |
| 35 to 44 | 61 | 15.3% |
| 45 to 54 | 34 | 8.5% |
| 55 to 64 | 103 | 25.8% |
| 65 to 74 | 22 | 5.5% |
| 75 and over | 2 | 0.5% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 394 | 98.7% |
| Black or African American | 5 | 1.3% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 0 | 0.0% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 0 | 0.0% |
| Hispanic or Latino (any race) | 0 | 0.0% |
Educational attainment (age 25+)
No high school diploma4.4%
High school graduate34.4%
Some college or associate's36.4%
Bachelor's degree18.4%
Graduate or professional degree6.4%
| Count | Share | |
|---|---|---|
| No high school diploma | 11 | 4.4% |
| High school graduate | 86 | 34.4% |
| Some college or associate's | 91 | 36.4% |
| Bachelor's degree | 46 | 18.4% |
| Graduate or professional degree | 16 | 6.4% |
Commute to work
- Mean travel time to work
- 22 min
Drove alone59.6%
Carpooled24.7%
Public transit0.0%
Walked1.8%
Bicycle0.0%
Worked from home13.9%
Other means0.0%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 99 | 59.6% |
| Carpooled | 41 | 24.7% |
| Public transit | 0 | 0.0% |
| Walked | 3 | 1.8% |
| Bicycle | 0 | 0.0% |
| Worked from home | 23 | 13.9% |
| Other means | 0 | 0.0% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 54 | 37.8% |
| 15 to 29 min | 43 | 30.1% |
| 30 to 44 min | 27 | 18.9% |
| 45 to 59 min | 5 | 3.5% |
| 60+ min | 14 | 9.8% |
Households
- Average household size
- 3.99
- Poverty rate
- 7.6% (29 of 383)
| Count | Share | |
|---|---|---|
| Family households | 86 | 86.0% |
| Nonfamily households | 14 | 14.0% |
Housing
- Median year structure built
- 1950
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 100 | 80.0% |
| Vacant | 25 | 20.0% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 100 | 100.0% |
| Renter-occupied | 0 | 0.0% |
1-unit, detached96.0%
1-unit, attached0.0%
2 to 4 units0.0%
5 to 19 units0.0%
20 or more units0.0%
Mobile home & other4.0%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 120 | 96.0% |
| 1-unit, attached | 0 | 0.0% |
| 2 to 4 units | 0 | 0.0% |
| 5 to 19 units | 0 | 0.0% |
| 20 or more units | 0 | 0.0% |
| Mobile home & other | 5 | 4.0% |
Geography
- ZCTA
- 57321
- Land area
- 109 sq mi
- Water area
- 0.06 sq mi
- Center point
- 43.8706, -97.5404
Counties this ZIP covers
3Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)