Iowa County, Iowa

Iowa County: County in Iowa, United States

About

Iowa County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 16,355 and a population density of 9 people per km². After 10 years in 2020 county had an estimated population of 16,138 inhabitants. Its county seat is West Union. The county was created 187 years ago in 1836.

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

Quick Facts about Iowa County

Population : 16,138 (2020)
Country : United States of America
State : Iowa (United States)
Different from : Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County
Area : 1894 km2
Water as percent of area : 0.07%
Land as percent of area : 99.93%
Named for : Gilbert du Motier, Marquis de Lafayette
Capital : West Union
Establishment : January 01, 1837
Time Zone : America/Chicago
Local time : 08:43:49 (21st November 2024)
Density : 9 Pop. per km² as of 2020
Population growth : -1.34% (2010-2020)
CourthouseSquare image
CourthouseSquare
CourthouseSquare image

Geography

Iowa County is located at 41°41'11"N 92°3'56"W (41.6863200, -92.0655200). It has 3 neighbors: Bremer County, Buchanan County and Winneshiek County.

Iowa County map

The largest city of Iowa County is Williamsburg with a population of 3,179. Other cities include, North English population 994, Dayton population 781, Ladora population 273 and Parnell population 265. See all Iowa County cities & populated places.

Iowa County Populated Places

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

City Name Population Title
Williamsburg 3,179 City in Iowa
Marengo 2,466 Town and county of Iowa County, Iowa, United States
North English 994 City in Iowa, United States of America
Victor 865 Town in Iowa, United States
Dayton 781 City in Webster County, Iowa, United States
Ladora 273 Human settlement in Iowa County, Iowa, United States of America
Parnell 265 City in Iowa County, Iowa, United States of America
Millersburg 139 Human settlement in Iowa County, Iowa, United States of America

Iowa County has 3 neighbours.

  • West Union

Demographics

According to census records, the population of Iowa County decreased by 1.34% in 10 years.

Year Population % Change Method
2010 16,355 - census
2011 16,323 -0.2% estimation process
2012 16,180 -0.88% estimation process
2013 16,281 0.62% estimation process
2014 16,317 0.22% estimation process
2015 16,282 -0.21% estimation process
2016 16,192 -0.56% estimation process
2017 16,133 -0.37% estimation process
2018 16,155 0.14% estimation process
2019 16,184 0.18% estimation process
2020 16,138 -0.29% estimation process

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People born in Iowa County (2)

People born in Iowa County, including politician John W. Carr, botanist and botanical collector Carrie Harrison, .

List

Other places with the same name (2)

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.