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South Dakota›Dewey County

WhitehorseSD

A town settled in 1905, now home to 162 people.

Is Whitehorse a good place to live?

32% of residents live below the poverty line in Whitehorse, above both South Dakota’s towns (9.5%) and U.S. towns (9.6%). No town among the 36 in South Dakota we compare has a lower share of households owning their home than Whitehorse. Whitehorse has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

SDMap-doton-Whitehorse
SDMap-doton-Whitehorse, 2004
Whitehorse’s story

121 years in pictures

The archive holds 1 old photo or paper going back to 2004.

  • 1905Whitehorse is settled
Explore the history →
Small town

162 people, and everyone knows the way

In a town this size, neighbors are the best guide. Ask them anything.

Nearby towns

The data

Ordered by what stands out in Whitehorse.

Climate

Whitehorse has snowy winters and pleasant summers

41″snow a winter

Whitehorse’s peak summer temperature is 87°F.

Typical low → high °F

Winter8–30°
Spring32–57°
Summer57–84°
Fall34–60°
Sep 30
typical first frost
May 10
typical last frost
+0.8°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

Whitehorse stands out in South Dakota and nationally, with more of its adults who say their health is fair or poor

Whitehorse: 19% of adults binge drink. Of the 36 South Dakota towns we compare, none has a higher share of adults who report frequent physical distress than Whitehorse. 29% of adults in Whitehorse smoke cigarettes; 20% have diabetes.

WhitehorseSouth Dakota townsU.S. towns
Fair or poor health (CDC PLACES)29%16%19%
Smoke cigarettes (CDC PLACES)29%14%14%
Diabetes (CDC PLACES)20%10%12%
Frequent physical distress (CDC PLACES)18%12%14%
26 measures vs. South Dakota
1 better4 too close to call21 worse
What stands outWhitehorseSD
Fewer adults who have had cancer6.4%9.2%
More smokers29.4%15.2%
Eagle Butte Indian Health Service Hospital
21.3 mi away · emergency room
3 of 3
care shortages: primary care, dental, mental health

CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA

Natural hazards

Whitehorse faces a moderate natural-hazard risk, led by cold waves

55risk score of 100

Households in Whitehorse have drawn federal disaster aid once, in 2019. Expected storm and flood damage is higher than in 55% of U.S. communities. 84% of the town’s expected losses from natural hazards come from cold waves, followed by inland flooding at 9%.

FEMA risk score
55Moderate riskLowerHigher
Cold wavesInland flooding
1
federal disasters paid out here

FEMA disaster declarations and aid · FEMA National Risk Index · OpenFEMA

Keep exploring

Everything we know about Whitehorse

13pages on Whitehorse
Getting set up

Moving to Whitehorse: who provides what

Whitehorse is unincorporated, so Dewey County and regional agencies provide most services.

PowerMoreau-Grand Electric CoopEIAHIFLD · EIA
WaterTri-County Rural Water SystemNo health-based violations in 5 years · EPAEPA
Internet1 providers100% of addresses get 100/20 MbpsFCC
Trash & county servicesDewey CountyDewey County provides services here
SchoolsTimber Lake School District 20-3Which school depends on your addressNCES
Register to voteIn personSouth Dakota has no online registration; you can register in person until 15 days before Election Day or by mail (received 15 days before).vote.gov
Who runs elections hereDewey County AuditorDewey County; contacts on the Handbook page.FVAP, Jul 2023
ZIP code5766157661 100%Census 2020

EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Aug 3, 2026.

After high school

Colleges nearby

None within 15 miles of Whitehorse; the nearest are

About Whitehorse

CDP in South Dakota, United States

Whitehorse is a census-designated place (CDP) in Dewey County, South Dakota, United States. The population was 106 at the 2020 census. The community has the name of Native American chieftain and winter count keeper Martin White Horse. The town of White Horse was the site of the first translation of White Horse's winter count from Lakota to English. The winter count dated as far back as 1789 and a copy is on permanent display in nearby Timber Lake.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Area
2.7 sq mi
Elevation
1,716 ft
ZIP code
57661
Area code
605

Questions about Whitehorse

Short answers, built from the data on this page.

Is Whitehorse, SD a good place to live?

Whitehorse has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Whitehorse is in here

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