What is the population of Hamlin County?

The population of Hamlin County, SD is 6,234.

Where is Hamlin County located?

Hamlin County, SD is located at latitude 44.6737600 and longitude -97.1883300. It is in United States.

What is the area of Hamlin County?

The area of Hamlin County, SD is 1393 km².

What is the elevation of Hamlin County?

Hamlin County, SD has an elevation of 526 meters (1726 feet) above sea level.

What time zone is Hamlin County in?

Hamlin County, SD is in the America/Chicago time zone.

How has the population of Hamlin County changed?

The population of Hamlin County, SD has increased from 5,903 (2010) to 6,234 (2020), a change of 5.6%.

Hamlin County, South Dakota

Hamlin County: county in South Dakota, United States of America

About

Hamlin County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 5,903 and a population density of 4 people per km². After 10 years in 2020 county had an estimated population of 6,234 inhabitants. Its county seat is Hayti. The county was created 153 years ago in 1872.

Hamlin County locator map — Location of Hamlin County on South Dakota map.

County Snapshot

Hamlin County at a glance

Hamlin County currently has 7 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.

Browse county places

Mapped populated places

These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.

South Dakota counties

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Largest city

Lake Norden

Population 540

Quick Facts about Hamlin County

Population	6,234 (2020)
Country	United States of America
State	South Dakota (United States)
Area	1393 km²
Water as percent of area	5.7%
Land as percent of area	94.3%
Latitude & Longitude	44.6738,-97.1883
Named for	Hannibal Hamlin
Altitude	1,752 feet / 534 meters
Capital	Hayti
Establishment	January 01, 1873
Time Zone	UTC−06:00
Local time	14:02:04 (15th April 2026)
Density	4 Pop. per km² as of 2020
Population growth	5.31% (2010-2020)
Weather	62℉ Chance Light Rain 7-days weather

Hamlin County Courthouse Hayti image

Geography

Hamlin County is located at 44°40'26"N 97°11'18"W (44.6737600, -97.1883300). It has 5 neighbors: Brookings County, Clark County, Codington County, Deuel County and Kingsbury County.

Hamlin County map

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The largest city of Hamlin County is Lake Norden with a population of 540. Other cities include, Bryant population 330 and Hazel population 86. See all Hamlin County cities & populated places.

Hamlin County Populated Places

Cities, towns, neighborhoods & other populated places in Hamlin County.

City Name	Population	Title
Lake Norden	540	City in South Dakota, United States of America
Estelline	351	Township in Hamlin County, South Dakota
Bryant	330	City in Hamlin County, South Dakota, United States.
Hayti	309	Township in Hamlin County, South Dakota
Dempster	271	Township in Hamlin County, South Dakota
Castlewood	247	Township in Hamlin County, South Dakota
Hazel	86	Town in South Dakota, United States of America

Weather

62°F

Chance Light Rain

10 to 14 mph NW Wednesday

A chance of rain. Partly sunny, with a high near 62. Chance of precipitation is 40%.

7-Day Forecast

Hamlin County has 5 neighbours.

Brookings County county in South Dakota, United States of America
Clark County county in South Dakota, United States
Codington County county in South Dakota, United States of America
Deuel County county in South Dakota, United States
Kingsbury County county in South Dakota, United States of America

Hayti

Demographics

The population of Hamlin County increased by 5.31% in 10 years.

Year	Population	% Change	Method
2010	5,903	-	census
2011	5,965	1.04%	estimation process
2012	5,947	-0.3%	estimation process
2013	5,928	-0.32%	estimation process
2014	5,954	0.44%	estimation process
2015	5,976	0.37%	estimation process
2016	5,917	-1%	estimation process
2017	5,998	1.35%	estimation process
2018	6,070	1.19%	estimation process
2019	6,164	1.52%	estimation process
2020	6,234	1.12%	estimation process

Comitatul Hamlin, Comte de Hamlin, Comté de Hamlin, Condado de Hamlin, Condado han Hamlin, Contea di Hamlin, Gemlin, Hamlin, Hamlin Kun, Hamlin Kūn, Hamlin konderria, Hamlin megye, Hamlin srjan, Hrabstwo Hamlin, Khamlin, Khehmlin, Okrug Khamlin, Quan Hamlin, Quận Hamlin, ha mu lin xian, hamalina ka'unti, hamurin jun, mqatʿt hamlyn, shhrstan hmlyn dakwtay jnwby, Гемлін, Округ Хамлин, Хамлин, Хэмлин, Համլին շրջան, شهرستان هملین، داکوتای جنوبی, مقاطعة هاملين, ہیملن کاؤنٹی, ہیملن کاؤنٹی، جنوبی ڈکوٹا, হামলিন কাউন্টি, ハムリン郡, 哈姆林縣

South Dakota Other Counties (more counties)

County Name	Population	Title
Minnehaha County	196,659	County in South Dakota, United States of America
Sioux Falls	157,584	The largest city in South Dakota.
Pennington County	115,926	County in South Dakota, United States of America
Rapid City	77,503	The second most populous city in South Dakota.
Lincoln County	63,019	County in South Dakota, United States
Brown County	38,738	County in South Dakota, United States
Brookings County	35,603	County in South Dakota, United States of America
Meade County	28,588	County in South Dakota, United States
Codington County	28,186	County in South Dakota, United States of America
Lawrence County	26,221	County in South Dakota, United States
Yankton County	22,742	County in South Dakota, United States
Watertown	22,303	City in and county seat of Codington County, South Dakota, United States
Davison County	19,812	County in South Dakota, United States of America
Beadle County	18,513	County in South Dakota, United States
Hughes County	17,336	County in Oklahoma, United States
Union County	16,192	County in South Dakota, United States