Town guide
Riverside
A township of 54 people in Brown County, South Dakota
From your neighbors
What’s happening
Weather
Forecast →Coming up
Upcoming events
Nothing on the calendar yet
Add an event →Put the next local happening — a market, a meeting, a concert — on the map.
Around town
All news →Local news
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Headlines via Google News · Articles belong to their publishers.
The Riverside album
0 of 12 shotsNeighbors document Riverside together
Outdoors in Riverside
Parks & trails →Conserved land4.9%1,132 of 22,890 acres
Trails7.6 mi0.2 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
ZIP codeSign in to add
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Living in Riverside
Health in Riverside
Compared with South Dakota
5better than SD·2worse
of 26 measures CDC estimates. The other 19 are too close to call.
BetterToo close to callWorse
What stands out
Care nearby
Sanford Medical Center AberdeenAberdeen · 20.5 mi · ER
Horizon Health - AberdeenAberdeen · 21.2 mi · sliding-scale fees
Primary careShortage · county-wide
DentalShortage · county-wide
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · ZIP code 57445 · CMS · HRSAHealth in Riverside →
Natural hazards in Riverside
Low
Expected storm and flood damage is higher than in 37% of U.S. communities.
🌊 Inland flooding🥶 Cold waves🧊 Hail
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Riverside →
Climate in Riverside
Full climate →Riverside has cold, snowy winters and pleasant summers, with very little rain. A typical July afternoon reaches 83°, a January night drops to 2°, and about 32 inches of snow falls in a normal winter.
24° / 6°Winter
54° / 32°Spring
81° / 58°Summer
57° / 34°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Riverside →
Libraries near Riverside
See all →Nearest: Wage Memorial LibraryGroton · 7.3 miles · 43 hrs a week
Where Riverside is
Explore map →Imported town boundary
South Dakota · SD · Brown CountyTown boundary on OpenStreetMap →
Around town
Explore map →Bordering towns
How things work in Riverside
All explainers →No one has written Riverside’s explainers yetKnow how one of these works here? Each explainer earns +10 karma.