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Counties · North Dakota

Counties of North Dakota

North Dakota has 53 counties. Cass County is the largest with 201,794 residents in 2025. 17 of the 53 gained residents between 2020 and 2025 by the Census Bureau's estimates.

What counties are in North Dakota?

Sorted by the 2025 population estimate; sort by any column.

Counties of North Dakota: 2025 estimate, change since 2020, ACS 2020-2024 5-year estimates
Cass County201,794+9.4%8044$75,555$298,000
Burleigh County103,251+4.9%4519$86,851$324,000
Grand Forks County74,501+1.8%5222$68,075$252,700
Ward County68,233−2.4%7216$78,238$267,100
Williams County41,767+2.0%638$85,595$284,800
Morton County34,601+3.9%87$79,382$263,900
Stark County34,013+1.1%69$84,449$271,700
Stutsman County21,414−0.8%747$61,856$208,400
Richland County16,731+1.1%506$75,432$183,600
McKenzie County15,192+3.3%215$93,404$349,600
Rolette County11,688−4.1%124$59,517$103,800
Ramsey County11,530−0.7%443$61,006$199,300
Barnes County10,573−2.7%564$68,038$173,700
Walsh County10,179−3.7%516$71,944$132,700
McLean County9,740−0.4%413$83,583$227,100
Mountrail County9,395−4.3%563$80,717$232,700
Mercer County8,441+1.0%63$80,946$198,500
Traill County7,920−0.9%364$87,004$200,700
Pembina County6,568−3.9%354$68,393$119,200
Bottineau County6,284−1.5%543$85,000$193,200
Benson County5,759−3.4%473$64,033$90,000
Ransom County5,617−1.6%313$75,736$193,000
McHenry County5,130−4.2%582$80,733$151,000
Dickey County4,895−2.1%383$68,654$162,400
LaMoure County4,135+1.2%402$80,664$117,200
Dunn County4,058−1.0%51$97,689$275,000
Pierce County3,838−4.0%212$59,365$147,300
Wells County3,729−6.3%432$66,114$114,500
Sargent County3,711−4.0%322$77,946$163,200
Sioux County3,667−5.8%62$42,083$85,400
Cavalier County3,497−5.6%522$69,531$125,800
Emmons County3,215−2.8%61$66,538$117,200
Foster County3,212−5.3%221$87,831$167,500
Nelson County2,963−1.7%351$67,193$139,700
Bowman County2,762−7.5%282$72,109$164,900
Hettinger County2,492−0.2%332$73,026$117,300
McIntosh County2,451−3.2%61$64,419$84,200
Kidder County2,393+0.2%421$65,610$156,600
Renville County2,331+2.5%301$74,301$166,000
Eddy County2,329−0.6%201$50,850$124,000
Adams County2,275+3.1%211$62,500$113,200
Griggs County2,239−2.9%251$61,711$119,300
Grant County2,206−4.0%171$57,875$93,200
Burke County2,132−2.8%351$91,591$158,100
Divide County2,110−3.7%361$91,852$167,600
Towner County2,040−5.7%351$67,350$134,800
Oliver County1,898+1.4%11$77,240$215,700
Logan County1,859−0.7%111$62,750$102,000
Golden Valley County1,808+4.2%131$68,021$123,900
Steele County1,797−0.1%241$77,500$130,700
Sheridan County1,296+2.3%181$62,639$110,300
Billings County1,071+13.6%11$86,806$331,000
Slope County628−10.4%201$71,250$170,000

Source: PEP Vintage 2025 (CO-EST2025); American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Census population estimates

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections