Dubuque County, Iowa

Dubuque County: County in Iowa, United States

About

Dubuque County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 93,653 and a population density of 59 people per km². After 10 years in 2020 county had an estimated population of 97,590 inhabitants. Its county seat is Dubuque. The county was created 191 years ago in 1833.

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

Quick Facts about Dubuque County

Population : 97,590 (2020)
Country : United States of America
State : Iowa (United States)
Area : 1597 km2
Water as percent of area : 1.4%
Land as percent of area : 98.6%
Named for : Julien Dubuque
Altitude : 896 feet / 273 meters
Capital : Dubuque
Establishment : January 01, 1834
Time Zone : America/Chicago
Local time : 02:42:03 (22nd February 2025)
Density : 61 Pop. per km² as of 2020
Population growth : 4.03% (2010-2020)
Dubuque IA - County Courthouse image
Dubuque IA - County Courthouse
Dubuque IA - County Courthouse image
Dubuque IA - County Courthouse image

Geography

Dubuque County is located at 42°28'8"N 90°52'57"W (42.4688300, -90.8824600). It has 6 neighbors: Clayton County, Delaware County, Jackson County, Jones County, Jo Daviess County and Grant County.

Dubuque County map

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

The largest city of Dubuque County is Dubuque with a population of 57,781. Other cities include, Asbury population 5,841, Dyersville population 4,441, Cascade population 2,350 and Epworth population 2,022. See all Dubuque County cities & populated places.

Dubuque County Populated Places (more)

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

City Name Population Title
Dubuque 57,781 The most populous city in Dubuque County, Iowa.
Asbury 5,841 City in Iowa, United States
Dyersville 4,441 City in Iowa, USA
Cascade 2,350 City in Iowa, United States
Epworth 2,022 City in Iowa, United States
Peosta 1,919 City in Dubuque County, Iowa, United States
Farley 1,746 City in Iowa
New Vienna 412 City in Dubuque County, Iowa, United States
Worthington 395 Human settlement in Dubuque County, Iowa, United States of America
Luxemburg 247 City in Dubuque County, Iowa, United States
Rickardsville 179 Human settlement in Dubuque County, Iowa, United States of America
Sherrill 173 Human settlement in Dubuque County, Iowa, United States of America
Centralia 128 City in Iowa
Bernard 120 City in Dubuque County, Iowa, United States
Sageville 100 Human settlement in Dubuque County, Iowa, United States of America
Zwingle 93 Human settlement in Iowa, United States of America

Dubuque County has 6 neighbours.

  • Dubuque

Demographics

The population of Dubuque County increased by 4.03% in 10 years.

Year Population % Change Method
2010 93,653 - census
2011 94,593 0.99% estimation process
2012 95,159 0.59% estimation process
2013 95,945 0.82% estimation process
2014 96,481 0.56% estimation process
2015 96,850 0.38% estimation process
2016 96,763 -0.09% estimation process
2017 97,066 0.31% estimation process
2018 96,922 -0.15% estimation process
2019 97,311 0.4% estimation process
2020 97,590 0.29% estimation process

Comitatul Dubuque, Comte de Dubuque, Comté de Dubuque, Condado de Dubuque, Condado han Dubuque, Contea di Dubuque, Djubjuk, Dub'juk, Dubjuk, Dubuque, Dubuque Kun, Dubuque Kūn, Dubuque konderria, Dubuque megye, Dubuquei maakond, Hrabstwo Dubuque, Kantono Dubuque, Okrug Dubjuk, Quan Dubuque, Quận Dubuque, dabyuku jun, di bi ke xian, dubuku'i ka'unti, mqatʿt dwbwk, shhrstan dwbwk aywwa, Дубьюк, Дъбюк, Дюбюк, Округ Дубјук, Դուբյուք շրջան, شهرستان دوبوک، آیووا, مقاطعة دوبوك, ڈوبوق کاؤنٹی, ڈوبیوک کاؤنٹی، آئیووا, ডুবুকুই কাউন্টি, ダビューク郡, 迪比克縣

People born in Dubuque County (4)

People born in Dubuque County, including geologist & anthropologist William John McGee, sports coach Dave Cropp, academic administrator William Arthur Ganfield, .

List

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
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.
Ankeny 70,068 The most populous city in Polk County, Iowa.