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South Dakota›Clark County

Merton TownshipSD

A town of 40.

Is Merton Township a good place to live?

Merton Township’s median age is 57.5 years, above both the South Dakota town median (39.5 years) and the median of U.S. towns (40.5 years). No town among the 36 in South Dakota we compare has a higher share of households owning their home than Merton Township. 57% of the land in Merton Township is conserved, above both South Dakota’s towns (3.3%) and U.S. towns (4.3%). Merton Township has 2 places on the National Register of Historic Places, among them Good Hope Lutheran Church. Merton Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

40 people, and everyone knows the way

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

Nearby towns
Foxton TownshipDay TownshipLake TownshipDarlington TownshipFoxton TownshipDay TownshipLake TownshipDarlington TownshipMerton Township
Getting set up

Moving to Merton Township: who provides what

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

The full setup list →
PowerNorthWestern Energy13.3¢/kWh · EIA 2025HIFLD · EIA
WaterClark Rural Water SystemNo health-based violations in 5 years · EPAEPA
Internet3 providers100% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Merton Township’s trash rules yet
SchoolsClark School District 12-2Willow Lake School District 12-32 districts serve Merton Township; which school depends on your address and gradeNCES
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 hereClark County AuditorClark County; contacts on the Handbook page.FVAP, Jul 2023
ZIP codes57225, 57271, 5727857225 56% · 57271 38% · 57278 5%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 Merton Township.

Outdoors

Merton Township has set aside nearly a third of its land for conservation

6.9 miles of trail in 2 parks and preserves. The biggest park or preserve is Stairs Slough Game Production Area, at 705 acres. The trail density in Merton Township is 0.2 miles per square mile.

57%conserved
57%
conserved · 12,930 of 22,682 acres
6.9 mi
of trails · 0.2 per sq mi
Biggest places to walkTrailsAcres
1. Stairs Slough Game Production Area—705
2. Lamb Waterfowl Production Area—388

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

Climate

Four seasons and pleasant summers in Merton Township

Merton Township has cold winters and pleasant summers. Merton Township’s July high is 82°F.

82°summer high

Typical low → high °F

Winter7–25°
Spring32–54°
Summer58–80°
Fall35–57°
Oct 5
typical first frost
May 5
typical last frost
+1.2°
vs. the 20th-century average
82°
typical summer high

NOAA U.S. Climate Normals, 1991–2020

Natural hazards

Merton Township faces a low natural-hazard risk, led by cold waves

Expected storm and flood damage is lower than in 61% of U.S. communities.

39risk score of 100
FEMA risk score
39Low riskLowerHigher
Cold wavesInland floodingHail

FEMA National Risk Index · OpenFEMA

Health

How healthy Merton Township is

Merton Township beats the South Dakota average on 1 of 26 CDC measures and trails it on 6. 27% of Merton Township adults get no exercise outside work. Among 36 South Dakota towns, just 3 have a higher share of adults who have diabetes than Merton Township.

Merton TownshipSouth Dakota townsU.S. towns
Get no exercise (CDC PLACES)27%22%25%
Diabetes (CDC PLACES)13%10%12%
Sleep under 7 hours (CDC PLACES)30%30%36%
Depression (CDC PLACES)20%22%23%
26 measures vs. South Dakota
1 better19 too close to call6 worse
What stands outMerton TownshipSD
More adults treating high blood pressure79.5%75.9%
More adults with heart disease8.4%6.8%
Avera De Smet Memorial Hospital - Cah
26.7 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 Merton Township

16pages on Merton Township
After high school

Colleges nearby

None within 15 miles of Merton Township; the nearest are

Questions about Merton Township

Short answers, built from the data on this page.

Is Merton Township, SD a good place to live?

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