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Owanka, South Dakota
South Dakota›Pennington County

Owanka TownshipSD

A town of 30, settled in 1907.

2 bordering townsMap →
Photo: Jeffrey Beall · CC BY 4.0
Photo of Owanka Township

Owanka Township, SD · Photo: Jeffrey Beall · CC BY 4.0 · Source ↗

Is Owanka Township a good place to live?

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

Small town

30 people, and everyone knows the way

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

Nearby towns
Wasta TownshipCrooked Creek TownshipWasta TownshipCrooked Creek TownshipOwanka Township
Getting set up

Moving to Owanka Township: who provides what

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

The full setup list →
PowerBlack Hills Energy15.1¢/kWh · EIA 2025HIFLD · EIA
WaterOwanka 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 Owanka Township’s trash rules yet
SchoolsNew Underwood School District 51-3Wall School District 51-52 districts serve Owanka 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 herePennington County AuditorPennington County; contacts on the Handbook page.FVAP, Sep 2025
ZIP codes57767, 57761, 5779157767 86% · 57761 9% · 57791 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 Owanka Township.

Natural hazards

Owanka Township has a high natural-hazard risk, chiefly from inland flooding

Of the losses FEMA expects in Owanka Township, 52% come from inland flooding and 15% from wildfires. FEMA expects more storm and flood damage here than in 74% of U.S. communities.

74risk score of 100
FEMA risk score
74High riskLowerHigher
Inland floodingWildfireCold waves

FEMA National Risk Index · OpenFEMA

Climate

The climate in Owanka Township brings four seasons and pleasant summers

Only 3 of the 36 South Dakota towns we compare have a higher peak summer temperature than Owanka Township. July afternoons reach 88°, January nights drop to 12° and about 30 inches of snow falls in a winter.

30″snow a winter

Typical low → high °F

Winter14–37°
Spring33–59°
Summer57–85°
Fall35–63°
Oct 1
typical first frost
May 10
typical last frost
+1.3°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

How healthy Owanka Township is

In Owanka Township, 77% of adults had a checkup this year, near the South Dakota town median (76%) and below the median of U.S. towns (79%). Of 26 CDC measures, Owanka Township beats the South Dakota average on 3 and trails it on 4. Owanka Township: 31% of adults have obesity. Only 3 of the 36 South Dakota towns we compare have a higher share of adults who have high blood pressure than Owanka Township.

Owanka TownshipSouth Dakota townsU.S. towns
Sleep under 7 hours (CDC PLACES)29%30%36%
Obesity (CDC PLACES)31%35%35%
High blood pressure (CDC PLACES)36%31%35%
Frequent mental distress (CDC PLACES)15%15%17%
26 measures vs. South Dakota
3 better19 too close to call4 worse
What stands outOwanka TownshipSD
Fewer adults with obesity31.1%35.9%
More adults screened for colon cancer73.5%65.5%
More adults with heart disease8.3%6.8%
Monument Health Rapid City Hospital
31.7 mi away · emergency room
1 of 3
care shortages: mental health

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

Outdoors

Open space protected for good: 3.9% of Owanka Township

For Owanka Township, the trail density is 0.1 miles per square mile.

3.9%conserved
Owanka TownshipSouth Dakota townsU.S. towns
Miles of trail per square mile0.1 miles per square mile0.60.4
Conserved land3.9%3.3%4.3%
3.9%
conserved · 1,264 of 32,249 acres
4.0 mi
of trails · 0.1 per sq mi

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

Keep exploring

Everything we know about Owanka Township

15pages on Owanka Township
After high school

Colleges nearby

None within 15 miles of Owanka Township; the nearest are

About Owanka Township

Unincorporated community in South Dakota, United States

Owanka is an unincorporated community in Pennington County, South Dakota, United States. Although not tracked by the United States Census Bureau, Owanka has been assigned the ZIP Code of 57767.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

ZIP code
57767

Questions about Owanka Township

Short answers, built from the data on this page.

Is Owanka Township, SD a good place to live?

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