Clay County , South Dakota

Clay County: County in Clay County South Dakota, United States

Clay County locator map
Location of Clay County on South Dakota map.

About

Clay County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 13,864 and a population density of 13 people per km². After 10 years in 2020 county had an estimated population of 14,246 inhabitants. Its county seat is Vermillion. The county was created 159 years ago in 1861.

VermilionSD ClayCountyCourthouse image
VermilionSD ClayCountyCourthouse
VermilionSD ClayCountyCourthouse image

Geography

Clay County is located at 42°54'53"N 96°58'32"W (42.9146500, -96.9756600). It has 6 neighbors: Turner County, Cedar County, Dixon County, Lincoln County, Union County and Yankton County.

Clay County map

The largest city of Clay County is Vermillion with a population of 86. . See all Clay County cities & populated places.

Weather

Clay County forecast: Mostly sunny, with a high near 67. more

Clay County Quick Facts

Population : 14,246 (2020)
Country : United States of America
State : South Dakota (United States)
Different from : Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County, Clay County
Area : 1079 km2
Water as percent of area : 1.2%
Land as percent of area : 98.8%
Named for : Henry Clay
Capital : Vermillion
Establishment : January 01, 1862
Time Zone : America/Chicago
Local time : 10:54:23 (26th October 2021)
Density : 13 Pop. per km² as of 2020
Population growth : 2.68% (2010-2020)
Weather : 67℉ Mostly Sunny 7-days weather

Clay County has 6 neighbours.

  • Vermillion

Demographics

The population of Clay County increased by 2.68% in 10 years.

Year Population % Change Method
2010 13,864 - census
2011 13,983 0.85% estimation process
2012 14,064 0.58% estimation process
2013 13,896 -1.21% estimation process
2014 13,883 -0.09% estimation process
2015 13,768 -0.84% estimation process
2016 13,933 1.18% estimation process
2017 14,032 0.71% estimation process
2018 13,983 -0.35% estimation process
2019 14,070 0.62% estimation process
2020 14,246 1.24% estimation process

Clay, Clay Kun, Clay Kūn, Clay konderria, Clay megye, Comitatul Clay, Comte de Clay, Comté de Clay, Condado de Clay, Condado han Clay, Contea di Clay, Hrabstwo Clay, Klej, Okrug Klej, Quan Clay, Quận Clay, ke lai xian, kle ka'unti, kurei jun, mqatʿt klay, shhrstan kly dakwtay jnwby, Клей, Округ Клеј, Քլեյ շրջան, شهرستان کلی، داکوتای جنوبی, مقاطعة كلاي, کلے کاؤنٹی، جنوبی ڈکوٹا, کلے کاؤنٹی، ساؤتھ ڈیکوٹا, ক্লে কাউন্টি, クレイ郡, 克莱县

People born in Clay County (1)

American politician Donald McMurchie was born in Clay County

Other places with the same name (18)

Clay County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Clay County.

City Name Population Title
Wakonda 296 Town in Clay County, South Dakota, United States
Meckling 235 Township in Clay County, South Dakota
Vermillion 86 County seat of Clay County, South Dakota, United States
Lodi 80 Township in Spink County, South Dakota
Greenfield 41 Township in Brown County, South Dakota

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 City in and county seat of Minnehaha County, South Dakota, United States
Pennington County 115,926 County in South Dakota, United States of America
Rapid City 77,503 County seat of Pennington County, South Dakota, United States
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