DeKalb County, Indiana

DeKalb County: County in Indiana, United States

About

DeKalb County is a county located in the U.S. state of Indiana. As of the 2010 census, the population was 42,223 and a population density of 45 people per km². After 10 years in 2020 county had an estimated population of 43,670 inhabitants. Its county seat is Auburn. The county was created 188 years ago in 1836.

DeKalb County locator map
Location of DeKalb County on Indiana map.

Quick Facts about DeKalb County

Population : 43,670 (2020)
Country : United States of America
State : Indiana (United States)
Different from : DeKalb County, DeKalb County, DeKalb County, DeKalb County, DeKalb County
Area : 942 km2
Water as percent of area : 0.28%
Land as percent of area : 99.72%
Named for : Johann de Kalb
Capital : Auburn
Establishment : January 01, 1837
Time Zone : Eastern Time Zone
Local time : 12:59:53 (22nd February 2025)
Density : 46 Pop. per km² as of 2020
Population growth : 3.31% (2010-2020)
Auburn-indiana-courthouse-night image
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Auburn-indiana-courthouse-night image
Auburn-indiana-courthouse-night image

Geography

DeKalb County is located at 41°23'51"N 84°59'57"W (41.3975800, -84.9990900). It has 5 neighbors: Allen County, LaGrange County, Noble County, Steuben County and Defiance County.

DeKalb County map

Click "full screen" full screen map icon to open full mode. View satellite images

The largest city of DeKalb County is Concord with a population of 56,305. Other cities include, Auburn population 13,617, Garrett population 6,429, Butler population 838 and Saint Joe population 474. See all DeKalb County cities & populated places.

DeKalb County Populated Places

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

City Name Population Title
Concord 56,305 The most populous city in Boone County, Indiana.
Auburn 13,617 City in DeKalb County, Indiana, United States
Garrett 6,429 City in DeKalb County, Indiana, United States of America
Ashley 988 Town in Indiana
Butler 838 City in DeKalb County, Indiana, United States
Newville 568 Township in DeKalb County, Indiana
Saint Joe 474 Human settlement in DeKalb County, Indiana, United States of America
Corunna 258 Town in Indiana, United States
Altona 199 Town in Indiana, United States

DeKalb County has 5 neighbours.

  • Auburn

Demographics

The population of DeKalb County increased by 3.31% in 10 years.

Year Population % Change Method
2010 42,223 - census
2011 42,494 0.64% estimation process
2012 42,328 -0.39% estimation process
2013 42,369 0.1% estimation process
2014 42,428 0.14% estimation process
2015 42,496 0.16% estimation process
2016 42,652 0.37% estimation process
2017 42,806 0.36% estimation process
2018 43,208 0.93% estimation process
2019 43,475 0.61% estimation process
2020 43,670 0.45% estimation process

Comitatul DeKalb, Comte de DeKalb, Comté de DeKalb, Condado de DeKalb, Condado han DeKalb, Contea di DeKalb, De Kalb County, De-Kalb, DeKalb, DeKalb County, DeKalb Kun, DeKalb Kūn, DeKalb konderria, DeKalb megye, Dekal'b, Dekalb County, Dikalb, Hrabstwo DeKalb, Okrug Dekab, Quan DeKalb, Quận DeKalb, dekarubu jun, di ka er bu xian, dikalaba ka'unti, shhrstan dyklb ayndyana, Де-Калб, Декальб, Дикалб, Округ Декаб, Դե-Քալբ շրջան, شهرستان دیکلب، ایندیانا, ڈیکلب کاؤنٹی، انڈیانا, ডিকলাব কাউন্টি, デカルブ郡, 迪卡尔布县

People born in DeKalb County (1)

Clement A. Lounsberry was born in DeKalb County

Other places with the same name (6)

Indiana Other Counties (more counties)

County Name Population Title
Marion County 966,183 County in Oregon, United States
Indianapolis 877,903 The sixteenth most populous city in the United States and the center of the Indianapolis metropolitan area.
Lake County 487,536 County in Indiana, United States
Allen County 382,187 County in Indiana, United States
Hamilton County 344,238 County in Indiana, United States
Fort Wayne 272,398 The second most populous city in Indiana and the center of the Fort Wayne metropolitan area.
Saint Joseph County 271,484 County in Indiana, United States
Elkhart County 206,161 County in Indiana, United States
Tippecanoe County 196,115 County in the northwest quadrant of Indiana, United States
Vanderburgh County 182,447 County in Indiana, United States
Hendricks County 173,251 County in Indiana, United States
Porter County 170,980 County in Indiana, United States
Johnson County 160,607 County in Indiana, United States
Monroe County 148,219 County in Indiana, United States
Madison County 129,681 County in Indiana, United States
Clark County 119,266 County in Indiana, United States