What is the population of Alto?

The population of Alto, SD is 69.

Where is Alto located?

Alto, SD is located at latitude 44.3299800 and longitude -100.1273500. It is in United States.

What is the elevation of Alto?

Alto, SD has an elevation of 439 meters (1440 feet) above sea level.

What time zone is Alto in?

Alto, SD is in the America/Chicago time zone.

What state is Alto in?

Alto is in the state of South Dakota, United States.

What county is Alto, SD in?

Alto is in Hughes County, South Dakota.

How has the population of Alto changed?

The population of Alto, SD has increased from 66 (2010) to 69 (2020), a change of 4.5%.

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Alto, South Dakota

Alto: township in Roberts County, South Dakota

About

Alto is a township located in the county of Hughes in the U.S. state of South Dakota. Its population at the 2010 census was 66. After 10 years in 2020 city had an estimated population of 69 inhabitants.

Quick Facts about Alto

Population	69 (2020)
Country	United States of America
State	South Dakota (United States)
County	Hughes County
Latitude & Longitude	44.3300,-100.1274
Time Zone	America/Chicago
Local time	19:44:31 (22nd April 2026)
Population growth	4.35% (2010-2020)
Weather	89℉ Partly Sunny 7-days weather

Geography

Alto is located at 44°19'48"N 100°7'38"W (44.3299800, -100.1273500).

Alto map

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Weather

89°F

Partly Sunny

14 to 26 mph SSE Wednesday

Partly sunny, with a high near 89. South southeast wind 14 to 26 mph, with gusts as high as 36 mph.

7-Day Forecast

Demographics

The population of Alto increased by 4.35% in 10 years.

Year	Population	% Change	Method
2010	66	-	census
2011	67	1.49%	estimation process
2012	67	0%	estimation process
2013	66	-1.52%	estimation process
2014	66	0%	estimation process
2015	67	1.49%	estimation process
2016	67	0%	estimation process
2017	67	0%	estimation process
2018	68	1.47%	estimation process
2019	68	0%	estimation process
2020	69	1.45%	estimation process

Norbert

Nearby Post Offices

Closest post offices linked to Alto.

Post Office Name	City	ZIP
Pierr Post Office	Pierre (SD)	57501

Other places with the same name (3)

Alto, Texas town in Texas, USA with a population of 1,239 people.
Alto, Georgia city in Banks and Habersham counties, Georgia, United States of America with a population of 1,207 people.
Alto, Wisconsin civil town in Fond du Lac County, Wisconsin with a population of 1,063 people.

Other cities in Hughes County

Cities, towns, neighborhoods & other populated places in Hughes County , SD.

City Name	Population	Title
Pierre	13,708	Capital city of South Dakota and county seat of Hughes County
Blunt	352	City in Hughes County, South Dakota, United States
Harrold	128	Town of the United States