Marion County, Iowa

Marion County: County in Iowa, United States

About

Marion County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 33,309 and a population density of 23 people per km². After 10 years in 2020 county had an estimated population of 33,168 inhabitants. Its county seat is Knoxville. The county was created 179 years ago in 1844.

Marion County locator map
Location of Marion County on Iowa map.

Quick Facts about Marion County

Population : 33,168 (2020)
Country : United States of America
State : Iowa (United States)
Different from : Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County, Marion County
Area : 1478 km2
Water as percent of area : 2.8%
Land as percent of area : 97.2%
Named for : Francis Marion
Capital : Knoxville
Establishment : January 01, 1845
Time Zone : UTC−05:00
Local time : 10:36:55 (23rd December 2024)
Density : 22 Pop. per km² as of 2020
Population growth : -0.43% (2010-2020)
Marion County  Iowa Courthouse image
Marion County Iowa Courthouse
Marion County  Iowa Courthouse image

Geography

Marion County is located at 41°20'4"N 93°5'58"W (41.3344500, -93.0994400). It has 3 neighbors: Jasper County, Lucas County and Mahaska County.

Marion County map

The largest city of Marion County is Indiana with a population of 820,445. Other cities include, Pella population 10,266, Knoxville population 7,082, Pleasantville population 1,714 and Melcher-Dallas population 1,236. See all Marion County cities & populated places.

Marion County Populated Places

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

City Name Population Title
Indiana 820,445 A city located in the state of Iowa.
Pella 10,266 City in Marion County, Iowa, United States
Knoxville 7,082 City in and seat of Marion County, Iowa, United States
Pleasantville 1,714 City in Marion County, Iowa
Melcher-Dallas 1,236 City in Marion County, Iowa, United States
Bussey 406 Human settlement in United States of America
Harvey 243 Human settlement in Marion County, Iowa, United States of America
Hamilton 135 City in Marion County, Alabama, United States
Swan 74 City in Iowa, United States
Marysville 68 Human settlement in Marion County, Iowa, United States of America

Marion County has 3 neighbours.

  • Knoxville

Demographics

According to census records, the population of Marion County decreased by 0.43% in 10 years.

Year Population % Change Method
2010 33,309 - census
2011 33,270 -0.12% estimation process
2012 33,274 0.01% estimation process
2013 33,014 -0.79% estimation process
2014 33,269 0.77% estimation process
2015 33,109 -0.48% estimation process
2016 33,146 0.11% estimation process
2017 33,091 -0.17% estimation process
2018 33,259 0.51% estimation process
2019 33,253 -0.02% estimation process
2020 33,168 -0.26% estimation process

Comitatul Marion, Comte de Marion, Comté de Marion, Condado de Marion, Condado han Marion, Contea di Marion, Hrabstwo Marion, Kantono Marion, Marion, Marion Kun, Marion Kūn, Marion konderria, Marion megye, Mariun, Mehrion, Merion, Merion srjan, Okrug Marion, Quan Marion, Quận Marion, ma li ang xian, mari'ona ka'unti, marion jun, mqatʿt marywn, shhrstan marywn aywwa, Мариън, Меріон, Мэрион, Округ Марион, Մերիոն շրջան, شهرستان ماریون، آیووا, ماریون کاؤنٹی، آئیووا, مرین کاؤنٹی, مقاطعة ماريون, মারিওন কাউন্টি, マリオン郡, 馬里昂縣

People born in Marion County (3)

People born in Marion County, including politician Elmer W. Cart, Indian agent and photographer Thomas Leander Moorhouse, Bass Van Gilst, .

List

Other places with the same name (17)

Iowa Other Counties (more counties)

County Name Population Title
Indiana 820,445 A city located in the state of Iowa.
Polk County 494,281 County in Iowa, United States
Linn County 227,854 County in Oregon, United States
Des Moines 212,312 The capital of Iowa.
Scott County 173,216 County in Tennessee, United States
Johnson County 153,740 County in Iowa, United States
Cedar Rapids 134,027 The second most populous city in Iowa.
Black Hawk County 130,786 County in Iowa, United States
Woodbury County 103,138 County in Iowa, United States of America
Davenport 101,799 The most populous city in Scott County, Iowa.
Story County 98,237 County in Iowa, United States
Dubuque County 97,590 County in Iowa, United States
Dallas County 96,963 County in Iowa, United States
Pottawattamie County 93,328 County in Iowa, United States of America
Sioux City 82,651 The second most populous city in Iowa.
Iowa City 75,130 The most populous city in Johnson County, Iowa.