Black Hawk County , Iowa

Black Hawk County: County in Iowa, United States

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

About

Black Hawk County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 131,090 and a population density of 89 people per km². After 9 years in 2019 county had an estimated population of 131,228 inhabitants. Its county seat is Waterloo. The county was created 178 years ago in 1842.

Geography

Black Hawk County is located at 42°28'12"N 92°18'32"W (42.4701000, -92.3088200). It has 6 neighbors: Benton County, Bremer County, Buchanan County, Butler County, Grundy County and Tama County.

Black Hawk County Courthouse in Waterloo IA image
Black Hawk County Courthouse in Waterloo IA

The largest city of Black Hawk County is Waterloo with a population of 67,328. Other cities include, Cedar Falls population 40,536, Evansdale population 4,743, Hudson population 2,468 and La Porte City population 2,240. See all Black Hawk County cities & populated places.

Black Hawk County Courthouse in Waterloo IA image

Black Hawk County map

Black Hawk County Quick Facts

Population : 131,228 (2019)
Country : United States of America
State : Iowa (United States)
Area : 1481 km2
Official name : Black Hawk County
Water as percent of area : 1.2%
Land as percent of area : 98.8%
Named for : Black Hawk
Altitude : 843 feet / 257 meters
Capital : Waterloo
Establishment : January 01, 1843
Time Zone : UTC−05:00
Local time : 01:12:15 (24th June 2021)
Density : 89 Pop. per km² as of 2019
Population growth : 0.11% (2010-2019)

Black Hawk County has 6 neighbours.

  • Waterloo

Demographics

The population of Black Hawk County increased by 0.11% in 9 years.

Year Population % Change Method
2000 128,013 - estimation process
2010 131,090 2.35% census
2011 131,584 0.38% estimation process
2012 131,878 0.22% estimation process
2013 132,933 0.79% estimation process
2014 133,390 0.34% estimation process
2015 133,701 0.23% estimation process
2016 133,077 -0.47% estimation process
2017 132,238 -0.63% estimation process
2018 131,723 -0.39% estimation process
2019 131,228 -0.38% estimation process

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People born in Black Hawk County (1)

American tennis player Wilfred Blatherwick was born in Black Hawk County

Black Hawk County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Black Hawk County.

City Name Population Title
Waterloo 67,328 City in Black Hawk County, Iowa, United States
Cedar Falls 40,536 City in Black Hawk County, Iowa
Evansdale 4,743 City in Black Hawk County, Iowa, United States of America
Hudson 2,468 City in Black Hawk County, Iowa, United States
La Porte City 2,240 City in Black Hawk County, Iowa, United States of America
Elk Run Heights 1,144 City in Black Hawk County, Iowa, United States of America
Dunkerton 849 City in Black Hawk County, Iowa, United States of America
Raymond 793 City in Iowa
Gilbertville 728 City in Black Hawk County, Iowa, United States of America.

Iowa Other Counties (more counties)

County Name Population Title
Iowa 3,155,070 Midwestern state in the United States
Indiana 863,002 City in and county seat of Marion County, Indiana, United States and the Indiana federated state capital city
Polk County 490,161 County in Iowa, United States
Linn County 226,706 County in Oregon, United States
Des Moines 214,237 City in and county seat of Polk County, Iowa, United States, and Iowa federated state capital city
Scott County 172,943 County in Tennessee, United States
Johnson County 151,140 County in Iowa, United States
Cedar Rapids 133,562 City in Iowa
Woodbury County 103,107 County in Iowa, United States of America
Davenport 101,590 County seat of Scott County, Iowa, United States
Dubuque County 97,311 County in Iowa, United States
Story County 97,117 County in Iowa, United States
Dallas County 93,453 County in Iowa, United States
Pottawattamie County 93,206 County in Iowa, United States of America
Sioux City 82,651 City in Iowa, United States of America
Iowa City 75,130 City in Johnson County, Iowa

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