|Northwest Arctic Borough, Alaska|
Location in the U.S. state of Alaska
Alaska's location in the U.S.
|Incorporated||June 2, 1986 |
|• Total||40,749 sq mi (105,539 km2)|
|• Land||35,573 sq mi (92,134 km2)|
|• Water||5,176 sq mi (13,406 km2), 12.7%|
|• ( 2017)||7,684|
|• Density||0.2/sq mi (0.08/km2)|
|Time zone||Alaska: UTC−9/ −8|
Northwest Arctic Borough is a borough located in the U.S. state of Alaska. As of the 2010 census, the population was 7,523.  The borough seat is Kotzebue.  The borough was formed on June 2, 1986.
According to the U.S. Census Bureau, the borough has a total area of 40,749 square miles (105,540 km2), of which 35,573 square miles (92,130 km2) is land and 5,176 square miles (13,410 km2) (12.7%) is water.  By land area, it is slightly larger in total area than the state of Indiana.
Its coastline is limited by the Chukchi Sea. The Kotzebue Sound, a significant wildlife area, is a prominent water body within the Northwest Arctic Borough. The largest polar bear sighted in history, a male weighing 2209 pounds, was sighted at Kotzebue sound. 
- North Slope Borough, Alaska - north
- Yukon-Koyukuk Census Area, Alaska - east
- Nome Census Area, Alaska - south
- Alaska Maritime National Wildlife Refuge (part of the Chukchi Sea unit)
- Bering Land Bridge National Preserve (part)
- Cape Krusenstern National Monument
- Gates of the Arctic National Park and Preserve (part)
- Kobuk Valley National Park
- Koyukuk National Wildlife Refuge (part)
Noatak National Preserve (part)
- Noatak Wilderness (part)
- Selawik National Wildlife Refuge (part)
|U.S. Decennial Census
1790-1960  1900-1990 
1990-2000  2010-2017 
At the 2000 census,  there were 7,208 people, 1,780 households and 1,404 families residing in the borough. The population density was 0.18 per square mile (0.47/km²). There were 2,540 housing units at an average density of 0 per square mile (0/km²). The racial makeup of the borough was 12.32% White, 0.21% Black or African American, 82.46% Native American, 0.89% Asian, 0.06% Pacific Islander, 0.36% from other races, and 3.70% from two or more races. 0.79% of the population were Hispanic or Latino of any race. 40.00% reported speaking Inupik or "Eskimo" at home .
There were 1,780 households of which 55.20% had children under the age of 18 living with them, 47.90% were married couples living together, 19.70% had a female householder with no husband present, and 21.10% were non-families. 16.60% of all households were made up of individuals and 2.10% had someone living alone who was 65 years of age or older. The average household size was 3.87 and the average family size was 4.36.
Age distribution was 41.50% under the age of 18, 10.00% from 18 to 24, 28.10% from 25 to 44, 15.50% from 45 to 64, and 5.00% who were 65 years of age or older. The median age was 24 years. For every 100 females, there were 114.50 males. For every 100 females age 18 and over, there were 120.70 males.
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- Borough map: Alaska Department of Labor
- Summaries of Division of Subsistence research projects in northwest Alaska / Division of Subsistence, Alaska Department of Fish and Game. hosted by the Alaska State Publications Program.
- Subsistence wildlife harvests in five northwest Alaska communities, 2001-2003 : results of a household survey / by Kawerak, Inc., Maniilaq Association, and the Alaska Department of Fish and Game ; by Susan Georgette ... [et al.]. Hosted by Alaska State Publications Program.