Cass County
Cass County is a county in the U.S. state of North Dakota. As of the 2020 census, the population was 184,525, and was estimated to be 201,794 in 2025, making it the most populous county in North Dakota, almost twice the population of Burleigh County, the second most populated county in the state. The county seat and the largest city is Fargo, the most populous city in North Dakota and the 216th-most populous city in the United States. It contains over 25.24% of the state's population. The county is named for George Washington Cass, president of the Northern Pacific Railway from 1872 to 1875. It is the only Cass County in the United States that is not named after Lewis Cass.
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Cities and towns 26
- City of Alice pop. 44
- City of Amenia pop. 85
- City of Argusville pop. 478
- City of Arthur pop. 323
- City of Ayr pop. 12
- City of Briarwood pop. 54
- City of Buffalo pop. 190
- City of Casselton pop. 2,459
- City of Davenport pop. 256
- City of Fargo pop. 126,748
- City of Frontier pop. 194
- City of Gardner pop. 127
- City of Grandin pop. 188
- City of Harwood pop. 804
- City of Horace pop. 3,358
- City of Hunter pop. 332
- City of Kindred pop. 929
- City of Leonard pop. 244
- City of Mapleton pop. 1,374
- City of North River pop. 58
- City of Oxbow pop. 375
- City of Page pop. 190
- City of Prairie Rose pop. 55
- City of Reiles Acres pop. 804
- City of Tower City pop. 265
- City of West Fargo pop. 39,487
Townships 49
- Township of Addison pop. 96
- Township of Amenia pop. 92
- Township of Arthur pop. 67
- Township of Ayr pop. 65
- Township of Barnes pop. 22
- Township of Bell pop. 41
- Township of Berlin pop. 118
- Township of Buffalo pop. 71
- Township of Casselton pop. 85
- Township of Clifton pop. 69
- Township of Cornell pop. 41
- Township of Davenport pop. 184
- Township of Dows pop. 35
- Township of Durbin pop. 80
- Township of Eldred pop. 90
- Township of Empire pop. 111
- Township of Erie pop. 109
- Township of Everest pop. 100
- Township of Gardner pop. 127
- Township of Gill pop. 112
- Township of Gunkel pop. 52
- Township of Harmony pop. 79
- Township of Harwood pop. 299
- Township of Highland pop. 93
- Township of Hill pop. 53
- Township of Howes pop. 79
- Township of Hunter pop. 69
- Township of Kinyon pop. 100
- Township of Lake pop. 34
- Township of Leonard pop. 104
- Township of Maple River pop. 122
- Township of Mapleton pop. 199
- Township of Noble pop. 81
- Township of Normanna pop. 353
- Township of Page pop. 45
- Township of Pleasant pop. 374
- Township of Pontiac pop. 87
- Township of Raymond pop. 226
- Township of Reed pop. 1,101
- Township of Rich pop. 70
- Township of Rochester pop. 45
- Township of Rush River pop. 89
- Township of Stanley pop. 940
- Township of Tower pop. 112
- Township of Walburg pop. 136
- Township of Warren pop. 129
- Township of Watson pop. 90
- Township of Wheatland pop. 180
- Township of Wiser pop. 67
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 184080
- FIPS state
- 38
- FIPS county
- 017
- FIPS place
- 99017
- Census record name
- COUNTY OF CASS
- Mailing address
- PO BOX 2806, FARGO 58108