South Dakota›Clark County

Day TownshipSD

A town of 108.

Population

108

2025 Census estimate · +5.9% since 2020

Is Day Township a good place to live?

48% of residents are under 18 in Day Township, against 22% in South Dakota’s towns and 22% across U.S. towns. Of the 36 South Dakota towns we compare, none has a higher share of households owning their home than Day Township. 58% of the land in Day Township is conserved, above both the South Dakota town median (3.3%) and the median of U.S. towns (4.3%). The biggest park or preserve is Wells Waterfowl Production Area, at 59 acres. Day Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

108 people, and everyone knows the way

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

Nearby towns

Clark · 5 mi Merton Township · 5 mi Elrod Township · 6 mi Mount Pleasant Township · 7 mi Lincoln Township · 7 mi Foxton Township · 8 mi

ClarkMount Pleasant TownshipMerton TownshipElrod TownshipLincoln TownshipDay Township

Getting set up

Moving to Day Township: who provides what

Who provides power, water and the rest in Day 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 Day Township’s trash rules yet

SchoolsClark School District 12-2Which 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 hereClark County AuditorClark County; contacts on the Handbook page.FVAP, Jul 2023

ZIP code5722557225 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 Day Township.

Outdoors

Conserved land covers nearly a third of Day Township

4.1 miles of trail in 1 park or preserve. Only 3 of the 33 South Dakota towns we compare have a lower trail density than Day Township.

57.7%conserved

57.7%

conserved · 12,889 of 22,347 acres

4.1 mi

of trails · 0.1 per sq mi

Biggest places to walk	Trails	Acres
1. Wells Waterfowl Production Area	0.3 mi	59

Full pageDay Township’s outdoors pageOpen the page

Trail map4.1 miles of trail, mapped Pick a walk0.3 miles of trail · Wells Waterfowl Production Area Conserved land57.7% conserved · 12,889 acres protected Questions“Where can I hike in Day Township?”

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

Who lives here

More children than South Dakota overall

Children under 18 are 48% of residents (24% statewide); adults 18 to 34 are 0% of residents (22% statewide). Day Township has grown 5.9% since 2020, to 108 residents in the Census Bureau’s 2025 estimate. 37% of adults 25 and older hold a bachelor’s degree or more in Day Township.

40.3median age · SD 38

Day TownshipSouth DakotaUnited States

SDU.S.

Ages · share of residents

48%

Education · adults 25 and older

No diploma0%

High school55%

Some college9%

Associate’s0%

Bachelor’s37%

Graduate0%

Women and men · all residents

51% women, 49% men

That’s an even split within the survey’s margin of ±7.2 points. Across South Dakota, 49.2% of residents are women.

Ages and education in Day Township
	Day Township	SD	U.S.
Under 10	0%	13.1%	11.6%
10 to 17	47.8%	11.2%	10.3%
18 to 24	0%	9.3%	9.1%
25 to 34	0%	12.6%	13.7%
35 to 44	15.2%	12.6%	13.2%
45 to 54	3.9%	10.7%	12.2%
55 to 64	25.8%	12.6%	12.7%
65 to 74	4.5%	11%	10.2%
75 and older	2.8%	7%	7%
No diploma	0%	6.8%	10.4%
High school	54.8%	29%	26%
Some college	8.6%	19.9%	19.1%
Associate’s	0%	12.3%	8.8%
Bachelor’s	36.6%	21.9%	21.6%
Graduate	0%	10%	14.1%

Full pageDay Township by the numbersOpen the page

Ages40.3 median age · 7% are 65 or older Schooling37% have a four-year degree Homes100% own their home · Homeowners Income$118K a year · Median household income

Census population estimates, 2025 · U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 100, single groups can be off by several points

Climate

In Day Township, expect four seasons and pleasant summers

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

82°summer high

Typical low → high °F

Winter7–25°

Spring32–54°

Summer58–80°

Fall35–56°

Oct 5

typical first frost

May 5

typical last frost

+1.1°

vs. the 20th-century average

82°

typical summer high

Full pageDay Township’s climate pageOpen the page

A year of weatherJuly highs 82°, January lows 3°Rain & snow25″ of rain a year · Rain a year Heating & coolingMostly a heating bill Then and now+1.1° vs. the 20th century · Warmer than the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Natural hazards

Low risk in Day Township, with cold waves at the top

Expected storm and flood damage is lower than in 61% of U.S. communities. Since 1997, 6 flood insurance claims have been paid out in Day Township.

39risk score of 100

FEMA risk score

Cold wavesInland floodingHail

paid flood claims since 1997

Full pageDay Township’s hazards pageOpen the page

What it facesLow risk Flood claims6 paid flood claims · Since 1997 Past disasters20 disaster declarations · Declared for the county Get ready12 events a year, on average · Ready for cold waves

FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA

Health

How healthy Day Township is

Day Township beats the South Dakota average on 1 of 26 CDC measures and trails it on 6. 13% of Day Township adults have diabetes. Among 36 South Dakota towns, just 2 have a higher share of adults 18 to 64 who have no health insurance than Day Township.