Each edition grades its towns against each other only.
The town was settled in 1907 and has 42 residents today.
100% of residents live below the poverty line in Interior Township, above both South Dakota’s towns (9.5%) and U.S. towns (9.6%). Of the 36 South Dakota towns we compare, none has a lower age of the median resident than Interior Township. 60% of the land in Interior Township is conserved, against 3.3% in South Dakota’s towns and 4.3% across U.S. towns. The biggest place to walk is Buffalo Gap National Grassland, 24,277 acres with 1 miles of trail. Interior Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
In a town this size, neighbors are the best guide. Ask them anything.
Census counts: 144 in 1930, a peak of 182 in 1940, 65 in 2020. The archive holds 12 old photos and papers going back to 1913 and 2 maps from 1960 on.
1 place on the National Register of Historic Places.
Museums, parks, gardens and other places to visit around Interior Township. Close and well known come first.
Big drawin town National ParkBadlands National Park1.1M visitors a year
6 mi National Historic SiteMinuteman Missile National Historic Site102K visitors a yearBadlands National Park: Martin Kraft, CC BY-SA 3.0 · Minuteman Missile National Historic Site: Spencer, CC BY-SA 3.0
Who provides power, water and the rest in Interior Township, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Aug 3, 2026.
Ordered by what stands out in Interior Township.
Interior Township’s trail network density is 0.1 miles per square mile. Trails run 12 miles in 2 parks and preserves.
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Badlands National Park | 10 mi | 13,948 |
| 2. Buffalo Gap National Grassland | 1 mi | 24,277 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Winters in Interior Township are cold, snowy and summers warm, with very little rain. July afternoons reach 89°, January nights drop to 13° and about 38 inches of snow falls in a winter.
NOAA U.S. Climate Normals, 1991–2020
In Interior Township, 17% of adults report frequent physical distress. Only 2 of the 36 South Dakota towns we compare have a higher share of adults who report frequent mental distress than Interior Township.
| Interior Township | South Dakota towns | U.S. towns | |
|---|---|---|---|
| Smoke cigarettes (CDC PLACES) | 23% | 14% | 14% |
| Diabetes (CDC PLACES) | 16% | 10% | 12% |
| Frequent physical distress (CDC PLACES) | 17% | 12% | 14% |
| Fair or poor health (CDC PLACES) | 25% | 16% | 19% |
| What stands out | Interior Township | SD |
|---|---|---|
| More older adults who have lost all their teeth | 20.2% | 12.7% |
| More adults with COPD | 10.4% | 6.7% |
| More smokers | 23.1% | 15.2% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Expected storm and flood damage is higher than in 60% of U.S. communities.
FEMA National Risk Index · OpenFEMA
None within 15 miles of Interior Township; the nearest are
About 0 of every 100 Interior Township residents are enrolled in college, against 5 across South Dakota.
Town in South Dakota, United States
Interior (Lakota: makȟóšiča otȟúŋwahe; "Badlands village") is a town in Jackson County, South Dakota, United States. The population was 65 at the 2020 census. Interior got its start in 1907 when the Milwaukee Railroad was extended to that point.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Short answers, built from the data on this page.
Interior Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
