Dearborn County, Indiana

Dearborn County: County in Indiana, United States

About

Dearborn County is a county located in the U.S. state of Indiana. As of the 2010 census, the population was 50,047 and a population density of 63 people per km². After 10 years in 2020 county had an estimated population of 49,824 inhabitants. Its county seat is Lawrenceburg. The county was created 222 years ago in 1802.

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

Quick Facts about Dearborn County

Population : 49,824 (2020)
Country : United States of America
State : Indiana (United States)
Area : 795 km2
Water as percent of area : 0.77%
Land as percent of area : 99.23%
Named for : Henry Dearborn
Altitude : 499 feet / 152 meters
Capital : Lawrenceburg
Establishment : January 01, 1803
Time Zone : Eastern Time Zone
Local time : 12:31:32 (22nd February 2025)
Density : 63 Pop. per km² as of 2020
Population growth : -0.45% (2010-2020)
Dearborn County Courthouse from the east image
Dearborn County Courthouse from the east
Dearborn County Courthouse from the east image
Dearborn County Courthouse from the east image

Geography

Dearborn County is located at 39°8'43"N 84°58'24"W (39.1451900, -84.9732600). It has 4 neighbors: Boone County, Franklin County, Ohio County and Butler County.

Dearborn County map

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The largest city of Dearborn County is Guilford with a population of 35,285. Other cities include, Greendale population 4,339, Wilmington population 4,193, Aurora population 3,698 and Sparta population 2,992. See all Dearborn County cities & populated places.

Dearborn County Populated Places

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

City Name Population Title
Guilford 35,285 Unincorporated community in Indiana
Bright 5,693 Census-designated place in Dearborn County, Indiana
Hidden Valley 5,387 Census-designated place in Dearborn County, Indiana
Lawrenceburg 5,045 Township in Dearborn County, Indiana
Greendale 4,339 City in Dearborn County, Indiana, United States of America
Wilmington 4,193 Unincorporated community in Dearborn County, Indiana
Aurora 3,698 City in Dearborn County, Indiana, United States
Manchester 3,380 Township in Dearborn County, Indiana
Sparta 2,992 Unincorporated community in Dearborn County, Indiana, United States
Dillsboro 1,423 Town of the United States
Saint Leon 669 City in Dearborn County, Indiana, United States of America
Moores Hill 621 City in Dearborn County, Indiana, United States of America
Logan 430 Unincorporated community in Dearborn County, Indiana
West Harrison 282 Town in Indiana, United States
Hardinsburg 244 Unincorporated community in Dearborn County, Indiana

Dearborn County has 4 neighbours.

  • Lawrenceburg

Demographics

According to census records, the population of Dearborn County decreased by 0.45% in 10 years.

Year Population % Change Method
2010 50,047 - census
2011 49,986 -0.12% estimation process
2012 49,727 -0.52% estimation process
2013 49,739 0.02% estimation process
2014 49,418 -0.65% estimation process
2015 49,455 0.07% estimation process
2016 49,436 -0.04% estimation process
2017 49,564 0.26% estimation process
2018 49,482 -0.17% estimation process
2019 49,458 -0.05% estimation process
2020 49,824 0.73% estimation process

Comitatul Dearborn, Comte de Dearborn, Comté de Dearborn, Condado de Dearborn, Condado han Dearborn, Contea di Dearborn, Dearborn, Dearborn Kun, Dearborn Kūn, Dearborn konderria, Dearborn megye, Dirborn, Dirborn srjan, Diurborn, Hrabstwo Dearborn, Okrug Dirborn, Quan Dearborn, Quận Dearborn, di er bo en xian, diabon jun, diyarabarna ka'unti, shhrstan dyrbwrn ayndyana, Дирборн, Диърборн, Дірборн, Округ Дирборн, Դիրբորն շրջան, شهرستان دیربورن، ایندیانا, ڈیئربورن کاؤنٹی، انڈیانا, ডিয়ারবর্ন কাউন্টি, ディアボーン郡, 迪爾伯恩縣

People born in Dearborn County (6)

People born in Dearborn County, including politician John Whiteaker, blues-rock guitarist and vocalist Lonnie Mack, racecar driver Erwin Baker, .

List

  • David H. Helms (Recipient of the Medal of Honor) he was born in 21/09/1838
  • William W. Chisman (Union Army Medal of Honor recipient) he was born in 01/01/1843
  • John James Piatt (American official, writer and consul in Ireland) he was born in 01/03/1835

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Fort Wayne 272,398 The second most populous city in Indiana and the center of the Fort Wayne metropolitan area.
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