Save town Compare Needs More Love

Town guide

Alto

A township of 53 people in Roberts County, South Dakota

Be the first to joinEarn karma for joining →

Town hallWanted · be the first Main streetWanted · be the first The libraryWanted · be the first Add a photoStart the Alto album

1

Now in Alto

What’s happening this week

What’s happening in Alto?＋

Ask Comment Event Photo

From your neighbors

What’s happening

＋ Write the first post

Weather

Coming up

Upcoming events

Nothing on the calendar yet

Put the next local happening — a market, a meeting, a concert — on the map.

Add an event →

Around town

Local news

Loading local headlines…

Headlines via Google News · Articles belong to their publishers.

2

Around town

The places and views that make it Alto

Explore places →

The Alto album

0 of 12 shotsNeighbors document Alto together

Town hall＋ Add Main street＋ Add The library＋ Add A local park＋ Add A favorite spot＋ Add Then & now＋ Add

Outdoors in Alto

Parks & trails →

Conserved land33%7,620 of 22,934 acres

Trails2.4 mi0.1 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

3

Know Alto

The town at a glance, and the guide to how things work

Open the full guide →

Town numbers

ZIP codeSign in to add

Area codeSign in to add

Living in Alto

Health in Alto

Compared with South Dakota

2better than SD·13worse

of 26 measures CDC estimates. The other 11 are too close to call.

Conditions 8▼ 4 close Habits 1▲ 2▼ 1 close Care 1▲ 1▼ 5 close Mind 2▼ 1 close

BetterToo close to callWorse

What stands out

15.8%Fewer binge drinkersSD 18.8% · better 79.1%More adults treating high blood pressureSD 75.9% · better 9.6%More adults with COPDSD 6.7% · worse

Care nearby

Coteau Des Prairies Health Care SystemSisseton · 17.2 mi · ER · rural critical access

Horizon Health - AberdeenAberdeen · 63.2 mi · sliding-scale fees

Primary careShortage · county-wide

DentalShortage · county-wide

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 57273, 57266 · CMS · HRSAHealth in Alto →

Natural hazards in Alto

Moderate

Expected storm and flood damage is higher than in 51% of U.S. communities.

🥶 Cold waves🌊 Inland flooding🌪️ Tornadoes

0Does Alto flood?no paid flood claims on record NoneDisasters that paid out hereof 22 declared for Roberts County MapAlto vs. its neighborsnearby towns shaded by rating

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Alto →

Climate in Alto

Full climate →

Alto has cold, snowy winters and pleasant summers. A typical July afternoon reaches 80°, a January night drops to 3°, and about 36 inches of snow falls in a normal winter.

22° / 6°Winter

51° / 31°Spring

78° / 57°Summer

54° / 35°Fall

How much snow does Alto get?About 36 inches a winter.Rain & snow →When is the first frost?Around Oct 12, with the last in spring around May 1.Frost dates →Is it warmer than it used to be?+1.1° vs. the 20th century.Then & now →

NOAA U.S. Climate Normals, 1991–2020Climate in Alto →

Libraries near Alto

Nearest: Waubay Public LibraryWaubay · 9.4 miles · 33 hrs a week

Where Alto is

Explore map →

Imported town boundary

South Dakota · SD · Roberts CountyTown boundary on OpenStreetMap →

How things work in Alto

All explainers →

No one has written Alto’s explainers yetKnow how one of these works here? Each explainer earns +10 karma.

Town hall & decisionsTrash, recycling & yard wasteUtilities & servicesStreets, parking & getting aroundSafety & preparednessSchools & learningParks, sports & recreationHealth & emergency care