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South Dakota›Gregory County

Fairfax TownshipSD

A town of 61, settled in 1890.

Is Fairfax Township a good place to live?

Fairfax Township’s average trip to work is 5 minutes, below both the South Dakota town median (17 minutes) and the median of U.S. towns (25 minutes). No town among the 36 in South Dakota we compare has a lower share of adults with a bachelor’s degree than Fairfax Township. Fairfax Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

61 people, and everyone knows the way

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

Nearby towns
Pleasant Valley TownshipStar Valley TownshipPleasant Valley TownshipStar Valley TownshipFairfax Township
Getting set up

Moving to Fairfax Township: who provides what

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

The full setup list →
PowerRosebud Electric Coop11.9¢/kWh · EIA 2025HIFLD · EIA
WaterTripp County Water User DistrictNo health-based violations in 5 years · EPAEPA
Internet3 providers97% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Fairfax Township’s trash rules yet
SchoolsSouth Central School District 26-5Which 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 hereGregory County AuditorGregory County; contacts on the Handbook page.FVAP, Jul 2023
ZIP codes57335, 5731757335 77% · 57317 23%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 Fairfax Township.

Climate

Fairfax Township has four seasons and pleasant summers

Fairfax Township has cold, snowy winters and warm summers. Fairfax Township’s July high is 87°F, against 85°F in South Dakota’s towns and 85°F across U.S. towns.

37″snow a winter

Typical low → high °F

Winter15–34°
Spring36–59°
Summer60–84°
Fall39–62°
Oct 10
typical first frost
May 3
typical last frost
+0.8°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

Fairfax Township stands out in South Dakota and nationally: a larger share of its adults have high blood pressure

42% of Fairfax Township adults have high blood pressure. Among 36 South Dakota towns, just 2 have a higher share of adults who have diabetes than Fairfax Township. 20% of Fairfax Township adults have been diagnosed with depression.

Fairfax TownshipSouth Dakota townsU.S. towns
High blood pressure (CDC PLACES)42%31%35%
Diabetes (CDC PLACES)15%10%12%
Frequent physical distress (CDC PLACES)15%12%14%
Binge drink (CDC PLACES)15%19%16%
26 measures vs. South Dakota
3 better11 too close to call12 worse
What stands outFairfax TownshipSD
Fewer binge drinkers15.4%18.8%
More adults treating high blood pressure81.7%75.9%
More adults with heart disease10%6.8%
Community Memorial Hospital
23.6 mi away · emergency room
2 of 3
care shortages: dental, mental health

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

Natural hazards

Fairfax Township faces a moderate natural-hazard risk, led by cold waves

Expected storm and flood damage is lower than in 57% of U.S. communities.

43risk score of 100
FEMA risk score
43Moderate riskLowerHigher
Cold wavesInland floodingTornadoes

FEMA National Risk Index · OpenFEMA

Outdoors

Conserved land covers 0.3% of Fairfax Township

4.0 miles of trail in 0 parks and preserves. Only 3 of the 33 South Dakota towns we compare have a lower share of conserved land than Fairfax Township. Fairfax Township’s trail density is 0.1 miles per square mile.

0.3%conserved
Fairfax TownshipSouth Dakota townsU.S. towns
Miles of trail per square mile0.1 miles per square mile0.60.4
Conserved land0.3%3.3%4.3%
0.3%
conserved · 52 of 20,656 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 Fairfax Township

16pages on Fairfax Township
After high school

Colleges nearby

None within 15 miles of Fairfax Township; the nearest are

About Fairfax Township

Town in South Dakota, United States

Fairfax is a town in southeastern Gregory County, South Dakota, United States. The population was 96 at the 2020 census.

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

Established
1890
Area
0.3 sq mi
Elevation
1,949 ft
ZIP code
57335
Area code
605

Questions about Fairfax Township

Short answers, built from the data on this page.

Is Fairfax Township, SD a good place to live?

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