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Erwin, SD Demographics & ZIP Codes
Erwin, South Dakota demographics and median household income by ZIP code (in Kingsbury County) — 1 ZIP codes — population 240 — median income $89,375 — avg. home value $280,000. Compare income, housing, and population across ZIP codes on US5.
Population
240
Median household income (avg.)
$89,375
119% of U.S. median
Average home value
$280,000
80% of U.S. median
Median age (avg.)
19.7
Erwin demographics
Erwin, South Dakota covers 1 ZIP code primarily in Kingsbury County, with a combined ZIP-area population of about 240.
Across ZIP codes with age data, the average median age is about 19.7 years.
Median household income in Erwin
The average median household income across ZIP codes in Erwin, South Dakota is about $89,375 — about 23% above the SD ZIP average ($72,498), and about 19% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $89,375 in 57233.
Housing in Erwin
For housing in Erwin, South Dakota, the average median home value is about $280,000.
The most populous ZIP in this set is 57233 (about 240 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Erwin
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 57233 | Erwin | Kingsbury County | SD | 240 | $89,375 | $280,000 |
Frequently asked questions
What are the demographics of Erwin?
Erwin, South Dakota has a combined ZIP-area population of about 240 across 1 ZIP codes (primarily Kingsbury County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Erwin?
The average median household income across ZIP codes in Erwin, South Dakota is about $89,375, about 23% above the state ZIP average ($72,498), and about 19% above the U.S. median ($75,149). Average median home value is about $280,000.
How many ZIP codes are in Erwin?
Erwin, South Dakota includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Erwin?
This page lists ZIP codes in Erwin, South Dakota with population, median household income, and home value. Select a ZIP for a full demographics profile.