| ZIP Code | 57481 |
|---|---|
| City | Westport |
| State | South Dakota (SD) |
| County | Brown County |
| Area Code | 605 |
| Elevation | 1,440 ft |
| Latitude | 45.662592 |
|---|---|
| Longitude | -98.682958 |
| Timezone | Chicago (DST) |
| FIPS | 46013 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 45.6 yrs ↑ 6% since 2019 |
|---|---|
| Avg Household Size | 2.41 |
| Below Poverty | 6.4% ▼ 36% below avg |
| College Grads | 24.8% ▼ 36% below avg |
| Unemployment | 0.0% ▼ 100% below avg |
| HS Graduate | 105 (44.9%) |
| Some College | 11 (4.7%) |
| Associates | 60 (25.6%) |
| Bachelors | 19 (8.1%) |
| Graduate Degree | 39 (16.7%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $66,000 ▼ 14% below avg ↑ 5% since 2019 |
|---|---|
| Median Home Value | $201,000 ▼ 28% below avg ↑ 129% since 2019 |
| Home/Income Ratio | 3.0x (nat avg ~3.5x) |
| Total Units | 178 |
| Vacant Units | 28 |
| Avg HH Size | 2.41 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 178 |
|---|---|
| Vacant | 28 |
| Owner Occupied | 94.0% |
| Renter Occupied | 6.0% |
| Avg HH Size | 2.41 |
ZIP code 57481 is located in Westport, South Dakota, within Brown County. With a population of 361, this is a sparsely populated ZIP code with a mature community — the median age is 45.6 years. Economically, 57481 is a solidly middle-class ZIP code: the median household income of $66,000 is near the national average.
Real estate in ZIP code 57481 represents an affordable housing market. The median home value of $201,000 is below the national average. Homeownership is strong here — 94.0% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 129% since 2019.
The population of 57481 is primarily White (95.29%). Residents are less-educated — 24.8% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 6.4%. Household income has grown by 5% since 2019.
As in most parts of the country, driving alone is the dominant commute mode at 75%.
Overall, ZIP code 57481 in Westport, SD is characterized as solidly middle-class, less-educated, a mature community, and predominantly owner-occupied. With 361 residents, a median household income of $66,000, and a median home value of $201,000, it offers a clear picture of life in this part of South Dakota.