Zoar Norwegian Lutheran Church · National Register of Historic Places
Kosciusko Township’s story
Kosciusko Township in pictures
1 place on the National Register of Historic Places.
Explore the history →Kosciusko TownshipSD
A town of 185.
6 bordering townsMap →
Zoar Norwegian Lutheran Church · Photo: Ammodramus · CC0
Population
185
2025 Census estimate · +3.4% since 2020
Median home value
$651K
Census ACS
Household income
$105K
median
Median age
63.6
years
Jobs based here
32
A commuter town
Is Kosciusko Township a good place to live?
Kosciusko Township’s average trip to work is 44 minutes, above both the South Dakota town median (17 minutes) and the median of U.S. towns (25 minutes). Of the 36 South Dakota towns we compare, none has a higher median age than Kosciusko Township. 41% of the land in Kosciusko Township is conserved, above both the South Dakota town median (3.3%) and the median of U.S. towns (4.3%). Zoar Norwegian Lutheran Church is on the National Register of Historic Places. Kosciusko Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
Small town
185 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Nearby towns
One Road TownshipWaubay TownshipAlto TownshipBuffalo TownshipNutley TownshipGrenville TownshipKosciusko Township
Getting set up
The full setup list →Moving to Kosciusko Township: who provides what
Who provides power, water and the rest in Kosciusko Township, and how to reach them.
PowerNorthWestern Energy13.3¢/kWh · EIA 2025HIFLD · EIA
WaterWEB WaterNo health-based violations in 5 years · EPAEPA
Internet1 providers100% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Kosciusko Township’s trash rules yet
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.govWho runs elections hereDay County AuditorDay County; contacts on the Handbook page.FVAP, Jul 2023
ZIP codes57239, 5727357239 86% · 57273 14%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 Kosciusko Township.
Outdoors
Nearly a third of Kosciusko Township is conserved land
0.8 miles of trail in 3 parks and preserves. The biggest park or preserve is Pickerel Lake Recreation Area, at 356 acres.
40.9%conserved
40.9%
conserved · 10,850 of 26,507 acres
0.8 mi
of trails · 0 per sq mi
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Pickerel Lake Recreation Area - East Unit | 0.3 mi | 281 |
| 2. Pickerel Lake Recreation Area | — | 356 |
| 3. Pickerel Lake Recreation Area - West Unit | — | 75 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Work & commute
Most of Kosciusko Township’s workers commute out: the town has 0.4 jobs for each of them
Most working residents leave Kosciusko Township for work: only 1% work in town. Kosciusko Township’s median household income is $105,000. Since 2013, Kosciusko Township has added 23 jobs, to 32 in 2023.
1%work in town
| Kosciusko Township | South Dakota towns | U.S. towns | |
|---|---|---|---|
| Working residents who work in town | 1.3% | 29% | 8% |
| Median household income | $105,000 | $72,000 | $80,000 |
| Below the poverty line | 3.9% | 9.5% | 9.6% |
Where working residents work
In Kosciusko Township1%
Webster18%
Waubay9%
Sisseton5%
Waubay Township5%
23 mi
median commute distance
32
jobs based in Kosciusko Township
A commuter town
jobs vs. working residents
Census LEHD 2023 · ACS
Climate
Compared with most of South Dakota and the rest of the country, a typical July afternoon in Kosciusko Township is cooler
The July high in Kosciusko Township is 80°F. Kosciusko Township has cold, snowy winters and pleasant summers.
36″snow a winter
Typical low → high °F
Winter5–22°
Spring31–51°
Summer57–78°
Fall35–54°
Oct 12
typical first frost
May 1
typical last frost
+1.0°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020
Health
Kosciusko Township stands out in South Dakota and nationally, with more of its adults who have diabetes
18% of adults have diabetes in Kosciusko Township. Of the 36 South Dakota towns we compare, none has a higher share of adults who have high blood pressure than Kosciusko Township. 19% of adults have been diagnosed with depression in Kosciusko Township.
| Kosciusko Township | South Dakota towns | U.S. towns | |
|---|---|---|---|
| Diabetes (CDC PLACES) | 18% | 10% | 12% |
| High blood pressure (CDC PLACES) | 45% | 31% | 35% |
| Binge drink (CDC PLACES) | 13% | 19% | 16% |
| Frequent physical distress (CDC PLACES) | 16% | 12% | 14% |
26 measures vs. South Dakota
4 better11 too close to call11 worse
| What stands out | Kosciusko Township | SD |
|---|---|---|
| Fewer binge drinkers | 13.3% | 18.8% |
| More adults treating high blood pressure | 83.6% | 75.9% |
| More adults with heart disease | 11.8% | 6.8% |
Coteau Des Prairies Health Care System
15.4 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
Inland flooding leads a moderate hazard risk in Kosciusko Township
Expected storm and flood damage is lower than in 59% of U.S. communities.
41risk score of 100
FEMA risk score
Inland floodingCold wavesStrong wind
FEMA National Risk Index · OpenFEMA
Keep exploring
Everything we know about Kosciusko Township
17pages on Kosciusko Township
The big questions
Out and about
Day to day
After high school
Colleges nearby
1 within 15 miles of the center of Kosciusko Township
About 3 of every 100 Kosciusko Township residents are enrolled in college, against 5 across South Dakota.
Get outside
1 miles of trails in Kosciusko Township
40.9% of the town is conserved land, across 3 parks and preserves.
2
Pickerel Lake Recreation Area356 acres
3
Pickerel Lake Recreation Area - West Unit75 acres
Trails © OpenStreetMap contributors · USGS PAD-US
Questions about Kosciusko Township
Short answers, built from the data on this page.
Is Kosciusko Township, SD a good place to live?
Kosciusko Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.