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South Dakota›Lake County

Brant LakeSD

A town of 56, settled in 1878.

Is Brant Lake a good place to live?

68% of adults 25 and older hold a bachelor’s degree or more in Brant Lake, above both South Dakota’s towns (33%) and U.S. towns (29%). Of the 36 South Dakota towns we compare, none has a higher median age than Brant Lake. Brant Lake has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

56 people, and everyone knows the way

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

Nearby towns
Chester TownshipBrant Lake SouthChester TownshipBrant Lake SouthBrant Lake
Getting set up

Moving to Brant Lake: who provides what

Who provides power, water and the rest in Brant Lake, and how to reach them.

The full setup list →
PowerXcel Energy13.1¢/kWh · EIA 2025HIFLD · EIA
WaterBig Sioux Community Water SystemNo health-based violations in 5 years · EPAEPA
Internet2 providers100% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Brant Lake’s trash rules yet
SchoolsChester School District 39-1Which 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 hereLake County AuditorLake County; contacts on the Handbook page.FVAP, Jul 2023
ZIP code5701657016 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.

The data

Ordered by what stands out in Brant Lake.

Climate

In Brant Lake, expect snowy winters and pleasant summers

Brant Lake has cold, snowy winters and pleasant summers. At 83°F, Brant Lake’s July high is against 85°F in South Dakota’s towns and 85°F across U.S. towns.

43″snow a winter

Typical low → high °F

Winter9–27°
Spring33–55°
Summer58–80°
Fall36–58°
Oct 5
typical first frost
May 2
typical last frost
+0.6°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

A smaller share of adults in Brant Lake report frequent mental distress than in the typical South Dakota or U.S. town

11% of Brant Lake adults report frequent mental distress. No town among the 36 in South Dakota we compare has a lower share of adults who have been diagnosed with depression than Brant Lake. 14% of Brant Lake adults say their health is fair or poor.

Brant LakeSouth Dakota townsU.S. towns
Frequent mental distress (CDC PLACES)11%15%17%
Depression (CDC PLACES)17%22%23%
Sleep under 7 hours (CDC PLACES)27%30%36%
High blood pressure (CDC PLACES)39%31%35%
26 measures vs. South Dakota
9 better13 too close to call4 worse
What stands outBrant LakeSD
Fewer uninsured adults5.6%8.8%
Fewer older adults who have lost all their teeth9.2%12.7%
More adults who have had cancer12.9%9.2%
Madison Regional Health System
9.6 mi away · emergency room
1 of 3
care shortages: mental health

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

Natural hazards

Brant Lake faces a moderate natural-hazard risk, led by inland flooding

Expected storm and flood damage is higher than in 56% of U.S. communities.

56risk score of 100
FEMA risk score
56Moderate riskLowerHigher
Inland floodingTornadoesCold waves
2
federal disasters paid out here

FEMA National Risk Index · OpenFEMA

Keep exploring

Everything we know about Brant Lake

16pages on Brant Lake
After high school

Colleges nearby

1 within 15 miles of the center of Brant Lake

About Brant Lake

City in South Dakota, United States

Brant Lake is a city in Lake County, South Dakota, United States. Its population was 56 as of the 2020 census. It was counted as a census-designated place prior to the 2020 census, as it had not yet incorporated. The town's residents voted to incorporate in a 61–9 vote on March 29, 2016.

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

Area
2.7 sq mi
Elevation
1,617 ft

Questions about Brant Lake

Short answers, built from the data on this page.

Is Brant Lake, SD a good place to live?

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