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Williams County, North Dakota
Map of North Dakota highlighting Williams County
Location in the state of North Dakota
Map of the U.S. highlighting North Dakota
North Dakota's location in the U.S.
Founded December 8, 1891
Seat Williston
 - Total
 - Land
 - Water

2,148 sq mi (5,563 km²)
2,070 sq mi (5,361 km²)
78 sq mi (202 km²), 3.61%
 - (2000)
 - Density

10/sq mi (4/km²)

Williams County is a county located in the U.S. state of North Dakota. As of 2000, the population was 19,761. Its county seat is Williston6.


According to the U.S. Census Bureau, the county has a total area of 5,563 km² (2,148 sq mi). 5,362 km² (2,070 sq mi) of it is land and 201 km² (78 sq mi) of it (3.61%) is water.

Lake Sakakawea, a reservoir on the Missouri River, is situated on the southern boundary of the county. Little Muddy Creek is entirely within Williams County. The confluence of the Yellowstone River with the Missouri is west of Williston.

The Fort Union Trading Post National Historic Site is located in Williams County along the Missouri River on the Montana border.


  • Athens
  • Barr Butte
  • Big Meadow
  • Big Stone
  • Blacktail
  • Blue Ridge
  • Bonetraill
  • Brooklyn
  • Buford
  • Bull Butte
  • Champion
  • Climax
  • Dry Fork
  • Dublin
  • East Fork
  • Ellisville
  • Equality
  • Farmvale
  • Golden Valley
  • Good Luck
  • Grenora
  • Hanks
  • Hardscrabble
  • Hazel
  • Hebron
  • Hofflund
  • Judson
  • Lindahl
  • Marshall
  • Missouri Ridge
  • Mont
  • New Home
  • Oliver
  • Orthell
  • Pleasant Valley
  • Rainbow
  • Rock Island
  • Round Prairie
  • Sauk Valley
  • Scorio
  • South Meadow
  • Springbrook
  • Stony Creek
  • Strandahl
  • Tioga
  • Trenton
  • Truax
  • Twelve Mile
  • Tyrone
  • View
  • West Bank
  • Wheelock
  • Williston
  • Winner

Adjacent counties[]


As of the census2 of 2000, there were 19,761 people, 8,095 households, and 5,261 families residing in the county. The population density was 4/km² (10/sq mi). There were 9,680 housing units at an average density of 2/km² (5/sq mi). The racial makeup of the county was 92.95% White, 0.12% Black or African American, 4.40% Native American, 0.18% Asian, 0.01% Pacific Islander, 0.14% from other races, and 2.21% from two or more races. 0.94% of the population were Hispanic or Latino of any race.

There were 8,095 households out of which 31.2% had children under the age of 18 living with them, 53.3% were married couples living together, 8.8% had a female householder with no husband present, and 35.0% were non-families. 30.9% of all households were made up of individuals and 13.1% had someone living alone who was 65 years of age or older. The average household size was 2.38 and the average family size was 2.99.

In the county the population was spread out with 26.2% under the age of 18, 7.80% from 18 to 24, 25.5% from 25 to 44, 24.0% from 45 to 64, and 16.5% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 96.2 males. For every 100 females age 18 and over, there were 93.6 males.

The median income for a household in the county was $31,491, and the median income for a family was $39,065. Males had a median income of $29,884 versus $19,329 for females. The per capita income for the county was $16,763. About 9.6% of families and 11.9% of the population were below the poverty line, including 16.5% of those under age 18 and 8.1% of those age 65 or over.



Note: all incorporated communities in North Dakota are called "cities" regardless of their size.

Coordinates: 48°21′N 103°29′W / 48.35, -103.48

This page uses content from the English language Wikipedia. The original content was at Williams County, North Dakota. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.