Town guide
Irwin
A township of 33 people in Tripp County, South Dakota
From your neighbors
What’s happening
Weather
Forecast →Coming up
Upcoming events
Nothing on the calendar yet
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Around town
All news →Local news
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The Irwin album
0 of 12 shotsNeighbors document Irwin together
Outdoors in Irwin
Parks & trails →Conserved land1.8%413 of 22,791 acres
Trails27 mi0.8 mi per sq mi
Parks & preserves0named on the map
Know a trail or park that’s missing? Anyone can add it to OpenStreetMap, and it shows up here on the next refresh.
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Town numbers
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Living in Irwin
Health in Irwin
Compared with South Dakota
2better than SD·9worse
of 26 measures CDC estimates. The other 15 are too close to call.
BetterToo close to callWorse
What stands out
Care nearby
Avera Gregory HospitalGregory · 8.8 mi · ER · rural critical access
Access Health - ChamberlainChamberlain · 36 mi · sliding-scale fees
Primary careShortage · county-wide
DentalShortage · county-wide
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · ZIP code 57529 · CMS · HRSAHealth in Irwin →
Where Irwin is
Explore map →Imported town boundary
South Dakota · SD · Tripp CountyTown boundary on OpenStreetMap →
Around town
Explore map →Bordering towns
How things work in Irwin
All explainers →No one has written Irwin’s explainers yetKnow how one of these works here? Each explainer earns +10 karma.