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–Not graded
History · Eureka Township

17% of Eureka Township’s homes were built before 1940

2 places in town are on the National Register, among them a historic district with 3 buildings.

2on the National Register
17%homes built before 1940
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On the National Register

2 historic places in Eureka Township

The country’s official list of buildings and places worth saving.

places listed
2
National Historic Landmarks
0
none yet
historic buildings protected
3
each building in a district counts
first listed
1982
Old Riverside Hutterite Colony
Old Riverside Hutterite ColonySouth Dakota Department of Transportation Bridge No. 06-129-020
DistrictsStructures

Architectural styles listings

Half-hip Pratt pony truss1
All 2 listings
Old Riverside Hutterite ColonyDistrict · listed 1982South Dakota Department of Transportation Bridge No. 06-129-020Structure · listed 1999

National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.

Places that used to be

Lost post offices, places now gone and burying grounds

Another post office, Grant, opened and closed inside today’s town.

Gone or out of use
Grantlocale
2cemeteries and burying grounds inside Eureka Township
Saint JohnsSaint Petri

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

Argo Township1 historic placenot graded: under 1,000 residents or part of its townPreston TownshipIts storynot graded: under 1,000 residents or part of its townSterling Township2 historic placesnot graded: under 1,000 residents or part of its townGrange TownshipIts storynot graded: under 1,000 residents or part of its town

Questions about Eureka Township’s history

What is on the National Register in Eureka Township?

Two places: the Old Riverside Hutterite Colony (listed 1982) and the South Dakota Department of Transportation Bridge No. 06-129-020 (1999).

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
Start a conversation
Sources

Where this page comes from

Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →

From the National Register of Historic Places (2), the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.