History · Flandreau

A history of Flandreau,
since 1902

Postcards, papers and photographs of Flandreau from public archives, woven together by decade. Neighbors fill in the gaps.

1902established
5old images & papers
6historic places
0recent photos
From Flandreau’s archive · credits on each photo

The story so far

from Wikipedia & the U.S. Census

Flandreau FLAN-droo is a city in and county seat of Moody County, South Dakota, United States. The population was 2,372 at the 2020 census. It was named in honor of Charles Eugene Flandrau, a judge in the territory and state of Minnesota. He is credited with saving the community of New Ulm, Minnesota, from destruction during conflict with the Sioux tribe in 1862. In 2015, the nearby federally recognized Flandreau Indian Reservation of Santee Sioux had planned to open the nation's first recreational marijuana lounge in a former bowling alley, close to its existing Royal River Casino and Hotel. Any tourists or non-tribal members using marijuana on tribal land risked state prosecution, so they…

Flandreau was established in 1902. Its population held steady between the last two censuses: 2,341 people in 2010, 2,372 in 2020. Half of its homes were built before 1971.

Wikipedia doesn’t have a history of Flandreau yet — the old photos, dates and memories neighbors add here are how it gets written.

Intro from Wikipedia, licensed CC BY-SA 4.0. Population and housing: U.S. Census Bureau.

Timeline

built from the dates on the items below
1902Established
1880s5 items · 1940 Census Enumeration District Maps…Commons
1890–1999Nothing yet. Family albums go here.
Help out

Finish Flandreau’s story

Most archives stop around 1920. The photos from after that are in family albums, not libraries.

0 of 10 decades since 1900 have photos 🔁Retake an old view1940 Census Enumeration District …, 1880: stand where they stood+15 📦Share a family photoSign in to add one+10

Famous people from Flandreau

See all 8 →
By decade

Flandreau, decade by decade

National Register of Historic Places

6 historic places in Flandreau

6 places in Flandreau are on the National Register of Historic Places, the country’s official list of buildings and places worth saving.

#26
In South Dakotaby listings · most towns there have none
6places listed6 buildings
0National Historic LandmarksNone here yet
7historic buildings protectedcounting each building in a district
1983first listedSt. Vincent's Hotel · newest: Pettigrew Barns, 2004

Where they are

Tap a dot for a photo and link. Districts show at their center.
Buildings

When they were listed

The Register began in 1966. Flandreau’s busiest decade was the 1980s.
National Park Service, National Register of Historic Places (05/22/2026) · styles from the National Archives catalog · photos from Wikimedia Commons, credited on each place

Then & now

No then-and-now pairs yet. Take a photo from the same spot as 1940 Census Enumeration District Maps - South Dakota - Moody County - Flandreau - ED 51-9 (1880) and it appears here side by side.

🔁 Retake this view · +15

Stories next door

nearby towns’ history

From Wikimedia Commons (5) and the National Register (1). Images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.

We left the porch light on

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01