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South Dakota›McCook County

Union TownshipSD

A town of 129.

Is Union Township a good place to live?

No town among the 36 in South Dakota we compare has a higher share of households owning their home than Union Township. 15% of the land in Union Township is conserved, above both South Dakota’s towns (3.3%) and U.S. towns (4.3%). Union Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

129 people, and everyone knows the way

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

Nearby towns
Grant TownshipBridgewater TownshipEmery TownshipGrant TownshipBridgewater TownshipEmery TownshipUnion Township
Getting set up

Moving to Union Township: who provides what

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

The full setup list →
PowerXcel Energy13.1¢/kWh · EIA 2025HIFLD · EIA
WaterTm Rural Water DistrictNo health-based violations in 5 years · EPAEPA
Internet4 providers100% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Union Township’s trash rules yet
SchoolsBridgewater-Emery School District 30-3Which 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 hereMcCook County AuditorMcCook County; contacts on the Handbook page.FVAP, Jul 2023
ZIP code5731957319 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 Union Township.

Work & commute

Most of Union Township’s workers commute out: the town has 0.1 jobs for each of them

Most working residents leave Union Township for work: only 0% work in town. 3.1% of Union Township residents live below the poverty line, below both the South Dakota town median (9.5%) and the median of U.S. towns (9.6%). The average trip to work in Union Township is 24 minutes.

0%work in town
Union TownshipSouth Dakota townsU.S. towns
Below the poverty line3.1%9.5%9.6%
Average trip to work24 minutes17 minutes25 minutes

Where working residents work

In Union Township0%
Sioux Falls38%
Canistota5%
Salem3%
Madison3%
33 mi
median commute distance
5
jobs based in Union Township
A commuter town
jobs vs. working residents

Census LEHD 2023 · ACS

Climate

Union Township has snowy winters and pleasant summers

Union Township has cold, snowy winters and warm summers. July afternoons reach 85°, January nights drop to 8° and about 41 inches of snow falls in a winter.

41″snow a winter

Typical low → high °F

Winter11–30°
Spring35–58°
Summer60–82°
Fall37–60°
Oct 7
typical first frost
Apr 30
typical last frost
+0.9°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Outdoors

Conserved land covers 15.3% of Union Township

5.3 miles of trail in 0 parks and preserves. Union Township’s trail density is 0.2 miles per square mile.

15.3%conserved
15.3%
conserved · 3,524 of 22,970 acres
5.3 mi
of trails · 0.1 per sq mi

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

Health

How healthy Union Township is

Union Township beats the South Dakota average on 2 of 26 CDC measures and trails it on 2. 29% of Union Township adults sleep under 7 hours.

Union TownshipSouth Dakota townsU.S. towns
Sleep under 7 hours (CDC PLACES)29%30%36%
Frequent mental distress (CDC PLACES)14%15%17%
Depression (CDC PLACES)20%22%23%
Binge drink (CDC PLACES)17%19%16%
26 measures vs. South Dakota
2 better22 too close to call2 worse
What stands outUnion TownshipSD
More adults treating high blood pressure79.5%75.9%
More adults getting cholesterol checked87.8%84.8%
More adults who have had cancer11%9.2%
Freeman Medical Center - Cah
13.1 mi away · emergency room
1 of 3
care shortages: mental health

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

Natural hazards

Inland flooding leads a moderate hazard risk in Union Township

Expected storm and flood damage is higher than in 55% of U.S. communities.

55risk score of 100
FEMA risk score
55Moderate riskLowerHigher
Inland floodingTornadoesDrought

FEMA National Risk Index · OpenFEMA

Keep exploring

Everything we know about Union Township

16pages on Union Township
After high school

Colleges nearby

None within 15 miles of Union Township; the nearest are

A commuter town

100% of working residents leave Union Township for work

Where Union Township’s working residents go each day. Line width shows the share.

38% → Sioux Falls Sioux Falls 38% 5% → Canistota Canistota 5% 3% → Salem Salem 3% 3% → Madison Madison 3% 3% → Mitchell Mitchell 3% 3% → Spring Valley Township Spring Valley Township 3% Union Township · 0% stay
5jobs based in Union Township
0%of working residents work in town
33 mimedian commute distance

Census LEHD 2023

Questions about Union Township

Short answers, built from the data on this page.

Is Union Township, SD a good place to live?

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