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South Dakota›Brule County

Lyon TownshipSD

Home to 33 people, this town lies in South Dakota.

Is Lyon Township a good place to live?

Lyon Township’s midpoint age is 59.2 years, where South Dakota’s towns sit at 39.5 years and U.S. towns at 40.5 years. Of the 36 South Dakota towns we compare, none has a lower share of adults with a bachelor’s degree than Lyon Township. 27% of the land in Lyon Township is conserved, against 3.3% in South Dakota’s towns and 4.3% across U.S. towns. Lyon Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

33 people, and everyone knows the way

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

Nearby towns
Plummer TownshipUnion TownshipPlummer TownshipUnion TownshipLyon Township
Getting set up

Moving to Lyon Township: who provides what

Who provides power, water and the rest in Lyon Township, and how to reach them.

The full setup list →
PowerNorthWestern Energy13.3¢/kWh · EIA 2025HIFLD · EIA
WaterAurora-Brule Rural 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 Lyon Township’s trash rules yet
SchoolsKimball School District 07-2Which 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 hereBrule County AuditorBrule County; contacts on the Handbook page.FVAP, Jul 2023
ZIP codes57355, 5734157355 98% · 57341 2%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 Lyon Township.

Outdoors

Lyon Township has set aside nearly a quarter of its land for conservation

2.0 miles of trail. Lyon Township’s density of trails is 0.1 miles per square mile.

26.8%conserved
26.8%
conserved · 6,093 of 22,770 acres
2.0 mi
of trails · 0.1 per sq mi

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

Climate

Expect snowy winters and pleasant summers in Lyon Township

Its typical July afternoon high is 87°F.

43″snow a winter

Typical low → high °F

Winter11–32°
Spring34–58°
Summer59–84°
Fall36–61°
Oct 1
typical first frost
May 6
typical last frost
+1.3°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Natural hazards

Lyon Township has a high natural-hazard risk, chiefly from cold waves

Households in Lyon Township have drawn federal disaster aid once, in 2008. On expected storm and flood damage, Lyon Township sits above nearly two thirds of U.S. communities. Expected losses in Lyon Township break down as 60% from cold waves and 22% from inland flooding.

65risk score of 100
FEMA risk score
65High riskLowerHigher
Cold wavesInland floodingDrought
1
federal disasters paid out here

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

Health

How healthy Lyon Township is

In Lyon Township, just over a fifth of adults have been diagnosed with depression. Among 36 South Dakota towns, just 2 have a higher share of adults who have high blood pressure than Lyon Township. Two figures for adults in the town: 17% smoke cigarettes, 13% have diabetes.

Lyon TownshipSouth Dakota townsU.S. towns
Sleep under 7 hours (CDC PLACES)29%30%36%
Smoke cigarettes (CDC PLACES)17%14%14%
Diabetes (CDC PLACES)13%10%12%
High blood pressure (CDC PLACES)37%31%35%
26 measures vs. South Dakota
0 better20 too close to call6 worse
What stands outLyon TownshipSD
More older adults who have lost all their teeth21.8%12.7%
More adults with heart disease8.5%6.8%
More adults with COPD8.3%6.7%
Sanford Chamberlain Medical Center
17.5 mi away · emergency room
3 of 3
care shortages: primary care, dental, mental health

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

Keep exploring

Everything we know about Lyon Township

14pages on Lyon Township
After high school

Colleges nearby

None within 15 miles of Lyon Township; the nearest are

Questions about Lyon Township

Short answers, built from the data on this page.

Is Lyon Township, SD a good place to live?

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