What is the population of Lemmon?

The population of Lemmon, SD is 1,160.

Where is Lemmon located?

Lemmon, SD is located at latitude 45.9408300 and longitude -102.1593200. It is in United States.

What is the area of Lemmon?

The area of Lemmon, SD is 2.687604 km².

What is the elevation of Lemmon?

Lemmon, SD has an elevation of 783 meters (2569 feet) above sea level.

What time zone is Lemmon in?

Lemmon, SD is in the America/Denver time zone.

What state is Lemmon in?

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

What county is Lemmon, SD in?

Lemmon is in Perkins County, South Dakota.

How has the population of Lemmon changed?

The population of Lemmon, SD has decreased from 1,227 (2010) to 1,160 (2020), a change of -5.5%.

Lemmon, SD - Geographic Facts & Maps

Lemmon, South Dakota

Lemmon: city in South Dakota, United States of America

About

Lemmon is a city located in the county of Perkins in the U.S. state of South Dakota. Its population at the 2010 census was 1,227 and a population density of 457 people per km². After 10 years in 2020 city had an estimated population of 1,160 inhabitants.

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

Quick Facts about Lemmon

Population	1,160 (2020)
Country	United States of America
State	South Dakota (United States)
County	Perkins County
Postal code	57638
Area	2.69 km²
Latitude & Longitude	45.9408,-102.1593
Altitude	2,569 feet / 783 meters
Time Zone	UTC−07:00
Local time	19:58:30 (22nd April 2026)
Density	432 Pop. per km² as of 2020
Population growth	-5.78% (2010-2020)
Weather	46℉ Partly Cloudy 7-days weather

Lemmon SD as seen from North Lemmon ND image

Geography

Lemmon is located at 45°56'27"N 102°9'34"W (45.9408300, -102.1593200).

Lemmon map

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Weather

46°F

Partly Cloudy

10 mph SE Tuesday Night

Partly cloudy, with a low around 46. Southeast wind around 10 mph, with gusts as high as 21 mph.

7-Day Forecast

Official website of Lemmon

Official Website

Year	Population	% Change	Method
2010	1,227	-	census
2011	1,244	1.37%	estimation process
2012	1,249	0.4%	estimation process
2013	1,245	-0.32%	estimation process
2014	1,242	-0.24%	estimation process
2015	1,224	-1.47%	estimation process
2016	1,216	-0.66%	estimation process
2017	1,214	-0.16%	estimation process
2018	1,191	-1.93%	estimation process
2019	1,174	-1.45%	estimation process
2020	1,160	-1.21%	estimation process

Year

Population

% Change

Method

2010

1,227

census

2011

1,244

1.37%

estimation process

2012

1,249

0.4%

estimation process

2013

1,245

-0.32%

estimation process

2014

1,242

-0.24%

estimation process

2015

1,224

-1.47%

estimation process

2016

1,216

-0.66%

estimation process

2017

1,214

-0.16%

estimation process

2018

1,191

-1.93%

estimation process

2019

1,174

-1.45%

estimation process

2020

1,160

-1.21%

estimation process

Post Office Name	City	ZIP
Lemmon Post Office	Lemmon (SD)	57638
Morristown Post Office	Morristown (SD)	57645
Hettinger Post Office	Hettinger (ND)	58639
Meadow Post Office	Meadow (SD)	57644
M Post Office	Mott (ND)	58646

Post Office Name

City

ZIP

Lemmon Post Office

Lemmon (SD)

57638

Morristown Post Office

Morristown (SD)

57645

Hettinger Post Office

Hettinger (ND)

58639

Meadow Post Office

Meadow (SD)

57644

M Post Office

Mott (ND)

58646

City Name	Population	Title
Strool	50	Township in Perkins County, South Dakota
Meadow	45	Unincorporated community in South Dakota
Chance	38	Human settlement in United States of America
Lodgepole	32	Township in Perkins County, South Dakota
Bison	23	Town in and county seat of Perkins County, South Dakota, United States
White Butte	18	Township in Perkins County, South Dakota

City Name

Population

Title

Strool

Township in Perkins County, South Dakota

Meadow

Unincorporated community in South Dakota

Chance

Human settlement in United States of America

Lodgepole

Township in Perkins County, South Dakota

Bison