Eureka TownshipSD
A town of 190.
Is Eureka Township a good place to live?
Eureka Township has 2 places on the National Register of Historic Places, among them Old Riverside Hutterite Colony. Eureka Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
190 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Moving to Eureka Township: who provides what
Who provides power, water and the rest in Eureka Township, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Aug 3, 2026.
The data
Ordered by what stands out in Eureka Township.
More middle-aged adults than South Dakota overall
A bachelor’s degree or higher: 24% of adults 25 and older, vs 32% across South Dakota. Adults 35 to 64 are 50% of residents (36% statewide); children under 18 are 17% of residents (24% statewide). Also worth knowing: since 2020, Eureka Township has grown 9.2%, to 190 residents in the Census Bureau’s 2025 estimate.
Ages · share of residents
Education · adults 25 and older
| Eureka Township | SD | U.S. | |
|---|---|---|---|
| Under 10 | 11% | 13.1% | 11.6% |
| 10 to 17 | 6.1% | 11.2% | 10.3% |
| 18 to 24 | 0% | 9.3% | 9.1% |
| 25 to 34 | 15.9% | 12.6% | 13.7% |
| 35 to 44 | 11% | 12.6% | 13.2% |
| 45 to 54 | 1.2% | 10.7% | 12.2% |
| 55 to 64 | 37.8% | 12.6% | 12.7% |
| 65 to 74 | 8.5% | 11% | 10.2% |
| 75 and older | 8.5% | 7% | 7% |
| No diploma | 5.9% | 6.8% | 10.4% |
| High school | 58.8% | 29% | 26% |
| Some college | 8.8% | 19.9% | 19.1% |
| Associate’s | 2.9% | 12.3% | 8.8% |
| Bachelor’s | 5.9% | 21.9% | 21.6% |
| Graduate | 17.6% | 10% | 14.1% |
Census population estimates, 2025 · U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 200, single groups can be off by several points
The average trip to work in Eureka Township is longer than in most of South Dakota or the rest of the country
In Eureka Township, 4.9% of residents live below the poverty line. Of the 36 South Dakota towns we compare, none has a lower share of working residents who work in town than Eureka Township. Employers in Eureka Township added 21 jobs between 2013 and 2023, to 68. Half of commuters travel less than 17 miles.
| Eureka Township | South Dakota towns | U.S. towns | |
|---|---|---|---|
| Average trip to work | 38 minutes | 17 minutes | 25 minutes |
| Working residents who work in town | 0.9% | 29% | 8% |
| Below the poverty line | 4.9% | 9.5% | 9.6% |
Where working residents work
Census LEHD 2023 · ACS
Expect four seasons and pleasant summers in Eureka Township
The typical July afternoon high for Eureka Township comes to 81°F.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
How healthy Eureka Township is
Eureka Township: 14% of adults say their health is fair or poor. A fifth of Eureka Township adults get no exercise outside work, below both the South Dakota town median (22%) and the median of U.S. towns (25%). In Eureka Township, 20% of adults binge drink, and 11% report frequent physical distress.
| Eureka Township | South Dakota towns | U.S. towns | |
|---|---|---|---|
| Frequent mental distress (CDC PLACES) | 14% | 15% | 17% |
| Binge drink (CDC PLACES) | 20% | 19% | 16% |
| Frequent physical distress (CDC PLACES) | 11% | 12% | 14% |
| Get no exercise (CDC PLACES) | 20% | 22% | 25% |
| What stands out | Eureka Township | SD |
|---|---|---|
| Fewer older adults who have lost all their teeth | 8.1% | 12.7% |
| Fewer smokers | 11.9% | 15.2% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Top of a moderate hazard risk in Eureka Township: inland flooding
Expected losses in Eureka Township break down as 49% from inland flooding and 19% from tornadoes. Storm and flood damage is expected to run higher than in 57% of U.S. communities.
FEMA National Risk Index · OpenFEMA
Everything we know about Eureka Township
Colleges nearby
2 within 15 miles of the center of Eureka Township
About 0 of every 100 Eureka Township residents are enrolled in college, against 5 across South Dakota.
99% of working residents leave Eureka Township for work
Where Eureka Township’s working residents go each day. Line width shows the share.
Census LEHD 2023
Questions about Eureka Township
Short answers, built from the data on this page.
Is Eureka Township, SD a good place to live?
Eureka Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.