What is the population of Onida?

The population of Onida, SD is 628.

Where is Onida located?

Onida, SD is located at latitude 44.7080400 and longitude -100.0598400. It is in United States.

What is the area of Onida?

The area of Onida, SD is 1660000 km².

What is the elevation of Onida?

Onida, SD has an elevation of 571 meters (1873 feet) above sea level.

What time zone is Onida in?

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

What state is Onida in?

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

What county is Onida, SD in?

Onida is in Sully County, South Dakota.

How has the population of Onida changed?

The population of Onida, SD has decreased from 658 (2010) to 628 (2020), a change of -4.6%.

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Onida, South Dakota

Onida: city in and county seat of Sully County, South Dakota, United States

About

Onida is a city located in the county of Sully in the U.S. state of South Dakota. Its population at the 2010 census was 658. After 10 years in 2020 city had an estimated population of 628 inhabitants.

The city was created 146 years ago in 1879.

Onida locator map — Location of Onida on South Dakota map.

Quick Facts about Onida

Population	628 (2020)
Country	United States of America
State	South Dakota (United States)
County	Sully County
Postal code	57564
Phone Area Codes	605
Area	1660000 km²
Latitude & Longitude	44.7080,-100.0598
Named for	Oneida
Altitude	1,873 feet / 571 meters
Capital city	Onida is capital of Sully County
Establishment	January 01, 1880 (146 years ago)
Time Zone	Central Time Zone
Local time	22:44:34 (16th April 2026)
Population growth	-4.78% (2010-2020)
Weather	78℉ Sunny 7-days weather

SULLY COUNTY COURTHOUSE ONIDA SD image

Geography

Onida is located at 44°42'29"N 100°3'35"W (44.7080400, -100.0598400).

Onida map

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Weather

78°F

Sunny

14 to 20 mph SW Thursday

Sunny, with a high near 78. Southwest wind 14 to 20 mph, with gusts as high as 28 mph.

7-Day Forecast

Official website of Onida

Official Website

Demographics

According to census records, the population of Onida decreased by 4.78% in 10 years.

Year	Population	% Change	Method
2010	658	-	census
2011	661	0.45%	estimation process
2012	682	3.08%	estimation process
2013	679	-0.44%	estimation process
2014	660	-2.88%	estimation process
2015	653	-1.07%	estimation process
2016	654	0.15%	estimation process
2017	646	-1.24%	estimation process
2018	634	-1.89%	estimation process
2019	634	0%	estimation process
2020	628	-0.96%	estimation process

Onida zip code is 57564. County name: Sully, County fips: 46119

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People born in Onida (2)

People born in Onida, including professional golfer Curt Byrum, professional golfer Tom Byrum, .

More notable people

Nearby Post Offices

Closest post offices linked to Onida.

Post Office Name	City	ZIP
Onida Post Office	Onida (SD)	57564
Agar Post Office	Agar (SD)	57520
Blun Post Office	Blunt (SD)	57522
Harrold Post Office	Harrold (SD)	57536
Gettysburg Post Office	Gettysburg (SD)	57442

Other cities in Sully County

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

City Name	Population	Title
Agar	80	Town in South Dakota, United States of America