South Dakota›Sanborn County

Afton TownshipSD

A town of 33.

Population

2025 Census estimate · +0% since 2020

Median age

13.8

years

Land area

35 sq mi

Is Afton Township a good place to live?

Of the 36 South Dakota towns we compare, none has a lower share of households owning their home than Afton Township. 39% of the land in Afton Township is conserved, above both South Dakota’s towns (3.3%) and U.S. towns (4.3%). Afton Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

33 people, and everyone knows the way

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

Nearby towns

Belle Prairie Township · 6 mi Benedict Township · 6 mi Redstone Township · 6 mi Floyd Township · 6 mi Oneida Township · 8 mi Pearl Creek Township · 9 mi

Belle Prairie TownshipFloyd TownshipRedstone TownshipBenedict TownshipAfton Township

Getting set up

Moving to Afton Township: who provides what

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

The full setup list →

PowerXcel Energy13.1¢/kWh · EIA 2025HIFLD · EIA

WaterMid-Dakota Rural WaterNo health-based violations in 5 years · EPAEPA

Internet3 providers88% of addresses get 100/20 MbpsFCC

Trash & dumpNot on file yetWe don’t have Afton Township’s trash rules yet

SchoolsSanborn Central School District 55-5Which 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 hereSanborn County AuditorSanborn County; contacts on the Handbook page.FVAP, Jul 2023

ZIP codes57314, 5732357314 92% · 57323 8%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 Afton Township.

Outdoors

Nearly a third of Afton Township is conserved land

3.9 miles of trail in 0 parks and preserves. Only 3 of the 33 South Dakota towns we compare have a lower trail density than Afton Township.

38.5%conserved

38.5%

conserved · 8,450 of 21,927 acres

3.9 mi

of trails · 0.1 per sq mi

Full pageAfton Township’s outdoors pageOpen the page

Trail map3.9 miles of trail, mapped Pick a walkPick a walk Conserved land38.5% conserved · 8,450 acres protected Questions“Where can I hike in Afton Township?”

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

Climate

Four seasons and pleasant summers in Afton Township

Afton Township has cold winters and warm summers. July afternoons reach 85°, January nights drop to 6° and about 26 inches of snow falls in a winter.

26″snow a winter

Typical low → high °F

Winter9–29°

Spring34–57°

Summer59–83°

Fall36–60°

Sep 28

typical first frost

May 9

typical last frost

+0.8°

vs. the 20th-century average

Full pageAfton Township’s climate pageOpen the page

A year of weatherJuly highs 85°, January lows 6°Rain & snow26″ of snow a winter · 24 inches of rain and snow a year Heating & coolingMostly a heating bill Then and now+0.8° vs. the 20th century · Warmer than the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

How healthy Afton Township is

Afton Township tracks South Dakota closely on all 26 CDC measures. 30% of adults sleep under 7 hours in Afton Township, near the South Dakota town median (30%) and below the median of U.S. towns (36%). 75% of adults had a checkup this year in Afton Township.