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South Dakota›Edmunds County

Cortlandt TownshipSD

A town of 630, settled in 1883.

Is Cortlandt Township a good place to live?

Among 36 South Dakota towns, just 2 have a higher midpoint age than Cortlandt Township. 68% of the land in Cortlandt Township is conserved, where South Dakota’s towns sit at 3.3% and U.S. towns at 4.3%. The biggest park or preserve is Mina Lake Recreation Area, at 124 acres. Cortlandt Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

630 people, and everyone knows the way

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

Nearby towns
Mercier TownshipFountain TownshipRichland TownshipMinaPembrook TownshipMercier TownshipFountain TownshipRichland TownshipMinaPembrook TownshipCortlandt Township
Getting set up

Moving to Cortlandt Township: who provides what

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

The full setup list →
PowerNorthWestern Energy13.3¢/kWh · EIA 2025HIFLD · EIA
WaterWEB WaterNo health-based violations in 5 years · EPAEPA
Internet5 providers94% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Cortlandt Township’s trash rules yet
SchoolsIpswich School District 22-6Which 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 hereEdmunds County AuditorEdmunds County; contacts on the Handbook page.FVAP, Aug 2025
ZIP code5745157451 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 Cortlandt Township.

Outdoors

Protected land: nearly a third of Cortlandt Township

Count the trails in 1 park or preserve and they come to 12 miles. Cortlandt Township’s concentration of trails is 0.3 miles per square mile, against 0.6 in South Dakota’s towns and 0.4 across U.S. towns.

67.5%conserved
67.5%
conserved · 15,204 of 22,513 acres
12 mi
of trails · 0.3 per sq mi
Biggest places to walkTrailsAcres
1. Mina Lake Recreation Area0.1 mi124

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

Work & commute

With 0.6 jobs for every working resident, most of Cortlandt Township’s workers commute out

In Cortlandt Township, 2.1% of residents live below the poverty line. Most working residents leave Cortlandt Township for work: only 8% work in town. Since 2013, Cortlandt Township has added 27 jobs, to 148 in 2023. Its middle household income stands at $104,000.

8%work in town
Cortlandt TownshipSouth Dakota townsU.S. towns
Below the poverty line2.1%9.5%9.6%
Working residents who work in town7.6%29%8%
Median household income$104,000$72,000$80,000
Average trip to work21 minutes17 minutes25 minutes

Where working residents work

In Cortlandt Township8%
Aberdeen29%
Ipswich17%
Sioux Falls6%
Mina6%
15 mi
median commute distance
148
jobs based in Cortlandt Township
A commuter town
jobs vs. working residents

Census LEHD 2023 · ACS

Natural hazards

Top of a low hazard risk in Cortlandt Township: cold waves

Expected losses in Cortlandt Township break down as 35% from cold waves and 28% from inland flooding. Compared with 71% of U.S. communities, expected storm and flood damage locally is lower.

29risk score of 100
FEMA risk score
29Low riskLowerHigher
Cold wavesInland floodingHail

FEMA National Risk Index · OpenFEMA

Climate

Cortlandt Township: four seasons and pleasant summers

A winter brings about 34 inches of snow, with January nights at 3° and July afternoons at 83°.

34″snow a winter

Typical low → high °F

Winter7–25°
Spring32–55°
Summer57–81°
Fall34–57°
Sep 29
typical first frost
May 8
typical last frost
+0.8°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

How healthy Cortlandt Township is

The share of adults in Cortlandt Township who report frequent mental distress: 14%. The town does better than the South Dakota average on 1 of 26 CDC measures and worse on 1.

Cortlandt 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)18%19%16%
26 measures vs. South Dakota
1 better24 too close to call1 worse
What stands outCortlandt TownshipSD
More adults getting cholesterol checked87%84.8%
More adults who have had cancer10.6%9.2%
Avera St. Lukes
14.3 mi away · emergency room
3 of 3
care shortages: primary care, dental, mental health

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

Keep exploring

Everything we know about Cortlandt Township

16pages on Cortlandt Township
After high school

Colleges nearby

1 within 15 miles of the center of Cortlandt Township

About 1 of every 100 Cortlandt Township residents are enrolled in college, against 5 across South Dakota.

Prices by family income, graduation and earnings →

A commuter town

92% of working residents leave Cortlandt Township for work

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

29% → Aberdeen Aberdeen 29% 17% → Ipswich Ipswich 17% 6% → Sioux Falls Sioux Falls 6% 6% → Mina Mina 6% 4% → Faulkton Faulkton 4% 2% → Roscoe Roscoe 2% Cortlandt Township · 8% stay
148jobs based in Cortlandt Township
8%of working residents work in town
15 mimedian commute distance

Census LEHD 2023

Questions about Cortlandt Township

Short answers, built from the data on this page.

Is Cortlandt Township, SD a good place to live?

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