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Eureka, SD Demographics & ZIP Codes
Eureka, South Dakota demographics and median household income by ZIP code (in McPherson County) — 1 ZIP codes — population 1,278 — median income $42,917 — avg. home value $80,300. Compare income, housing, and population across ZIP codes on US5.
Population
1,278
Median household income (avg.)
$42,917
57% of U.S. median
Average home value
$80,300
23% of U.S. median
Average rent
$462
40% of U.S. median
Median age (avg.)
60.4
Eureka demographics
Eureka, South Dakota covers 1 ZIP code primarily in McPherson County, with a combined ZIP-area population of about 1,278.
Across ZIP codes with age data, the average median age is about 60.4 years.
Median household income in Eureka
The average median household income across ZIP codes in Eureka, South Dakota is about $42,917 — about 41% below the SD ZIP average ($72,498), and about 43% below the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $42,917 in 57437.
Housing in Eureka
For housing in Eureka, South Dakota, the average median home value is about $80,300 and the average median rent is about $462.
The most populous ZIP in this set is 57437 (about 1,278 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Eureka
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 57437 | Eureka | McPherson County | SD | 1,278 | $42,917 | $80,300 |
Frequently asked questions
What are the demographics of Eureka?
Eureka, South Dakota has a combined ZIP-area population of about 1,278 across 1 ZIP codes (primarily McPherson County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Eureka?
The average median household income across ZIP codes in Eureka, South Dakota is about $42,917, about 41% below the state ZIP average ($72,498), and about 43% below the U.S. median ($75,149). Average median home value is about $80,300.
How many ZIP codes are in Eureka?
Eureka, 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 Eureka?
This page lists ZIP codes in Eureka, South Dakota with population, median household income, and home value. Select a ZIP for a full demographics profile.