Cass County is a county in the U.S. state of North Dakota. As of the 2020 United States Census, the population was 184,525. Cass County is the most populous county in North Dakota, accounting for nearly 24% of the state's population. The county seat is Fargo, the state's most populous city.
Cass County is part of the Fargo, ND-Moorhead, MN Metropolitan Statistical Area.
History
Cass County was defined by action of the Dakota Territory legislature on January 4, 1873, and its organization was effected on October 27 of that year. It was named for railroad executive George Washington Cass (1810 - 1888). Its boundaries were altered in 1875, and in 1961.
Geography
Cass County lies on the east side of North Dakota. Its east boundary line abuts the west boundary line of the state of Minnesota across the river. The Red River flows northward along the county's east boundary, on its way to Lake Winnipeg and Hudson Bay. The county's terrain consists of low rolling hills, devoted to agriculture except around developed areas. Its terrain slopes to the north and east, with its highest point on the southwestern corner at 1,194' (364m) ASL. The county has a total area of , of which is land and (0.2%) is water.
Major highways
20px Interstate 29
20px Interstate 94
20px U.S. Highway 10
20px U.S. Highway 52
20px U.S. Highway 81
20px North Dakota Highway 10
20px North Dakota Highway 18
20px North Dakota Highway 38
20px North Dakota Highway 46
20px North Dakota Highway 294
Adjacent counties
Traill County - north
Norman County, Minnesota - northeast
Clay County, Minnesota - east
Richland County - southeast
Ransom County - southwest
Barnes County - west
Steele County - northwest
Lakes
Cass County has the following lakes:
Brewer Lake
Lake Bertha
Demographics
2000 census
As of the 2000 census, there were 123,138 people, 51,315 households, and 29,814 families in the county. The population density was 70 people per square mile (27/km2). There were 53,790 housing units at an average density of 30 per square mile (12/km2). The racial makeup of the county was 95.10% White, 0.81% Black or African American, 1.08% Native American, 1.26% Asian, 0.03% Pacific Islander, 0.43% from other races, and 1.29% from two or more races. 1.23% of the population were Hispanic or Latino of any race. 34.1% were of German and 32.4% Norwegian ancestry.
There were 51,315 households, out of which 29.9% had children under the age of 18 living with them, 47.3% were married couples living together, 7.6% had a female householder with no husband present, and 41.9% were non-families. 31.2% of all households were made up of individuals, and 7.6% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 2.98.
The county population contained 23.4% under the age of 18, 16.0% from 18 to 24, 31.3% from 25 to 44, 19.6% from 45 to 64, and 9.7% who were 65 years of age or older. The median age was 31 years. For every 100 females, there were 100.3 males. For every 100 females age 18 and over, there were 99.5 males.
The median income for a household in the county was $38,147, and the median income for a family was $51,469. Males had a median income of $32,216 versus $22,300 for females. The per capita income for the county was $20,889. About 5.7% of families and 10.1% of the population were below the poverty line, including 9.1% of those under age 18 and 8.1% of those age 65 or over.
2010 census
As of the 2010 census, there were 149,778 people, 63,899 households, and 35,215 families in the county. The population density was . There were 67,938 housing units at an average density of . The racial makeup of the county was 91.7% white, 2.4% Asian, 2.3% black or African American, 1.2% American Indian, 0.5% from other races, and 1.9% from two or more races. Those of Hispanic or Latino origin made up 2.0% of the population. In terms of ancestry, 45.4% were German, 35.8% were Norwegian, 9.2% were Irish, 6.3% were Swedish, and 1.7% were American.
Of the 63,899 households, 27.8% had children under the age of 18 living with them, 42.9% were married couples living together, 8.3% had a female householder with no husband present, 44.9% were non-families, and 33.0% of all households were made up of individuals. The average household size was 2.27 and the average family size was 2.94. The median age was 31.5 years.
The median income for a household in the county was $47,600 and the median income for a family was $68,858. Males had a median income of $42,557 versus $31,916 for females. The per capita income for the county was $28,184. About 5.8% of families and 12.8% of the population were below the poverty line, including 11.0% of those under age 18 and 10.1% of those age 65 or over.
Population by decade
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Government
Cass County is governed by a board of commissioners elected to four-year terms. Other elected officials include the sheriff and state's attorney. Appointed officials include administrator, extension agent, director of tax equalization, finance auditor, highway engineer, human services officer, information technology coordinator, recorder, veterans service officer, and weed control officer.
The current Sheriff is Jesse F. Jahner. Jahner has served as Sheriff of Cass County since January 2, 2019.
The voters of Cass County have historically tended to vote Republican. As recently as the 2004 presidential election, George W. Bush carried Cass County with nearly 60 percent of the vote. However, in recent elections, the county has become more politically diverse and competitive, particularly in Fargo. Since 2008, no Republican presidential candidate has received over 50% of the vote in Cass County. In 2008, Democratic candidate Barack Obama won the majority of votes in Cass County, with a voting percentage very close to the percentage Obama received in the entire nation, while John McCain won the majority of votes in North Dakota. Mitt Romney's winning margin in 2012 over Obama in Cass County was 49.9% to 47%, while Donald Trump received 49.3% of votes in 2016, compared to 38.8% for Hillary Clinton and 11.9% for third-party candidates. In 2018, Democratic Senator Heidi Heitkamp achieved a 14-point lead in Eastern North Dakota, although the state as a whole soundly elected Republican Kevin Cramer.
Communities
right|thumb|300px|Cass County Courthouse
Cities
Alice
Amenia
Argusville
Arthur
Ayr
Briarwood
Buffalo
Casselton
Davenport
Enderlin
Fargo (County seat)
Frontier
Gardner
Grandin
Harwood
Horace
Hunter
Kindred
Leonard
Mapleton
North River
Oxbow
Page
Prairie Rose
Reile's Acres
Tower City
West Fargo
Census-designated places
Brooktree Park
Embden
Erie
Wheatland
Unincorporated communities
Absaraka
Chaffee
Wild Rice
Prosper
Townships
Addison
Amenia
Arthur
Ayr
Barnes
Bell
Berlin
Buffalo
Casselton
Clifton
Cornell
Davenport
Dows
Durbin
Eldred
Empire
Erie
Everest
Fargo
Gardner
Gill
Gunkel
Harmony
Harwood
Highland
Hill
Howes
Hunter
Kinyon
Lake
Leonard
Maple River
Mapleton
Noble
Normanna
Page
Pleasant
Pontiac
Raymond
Reed
Rich
Rochester
Rush River
Stanley
Tower
Walburg
Warren
Watson
Wheatland
Wiser