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Yukon–Koyukuk Census Area
Yukon–Koyukuk Census Area
Census area
	White Mountains National Recreation Area
	Location within the U.S. state of Alaska
	Alaska's location within the U.S.
	Coordinates: 65°17′N 151°39′W / 65.29°N 151.65°W
Country	United States
State	Alaska
Established	1980
Named for	Yukon River and Koyukuk River
Largest city	Galena
Area
• Total	147,805 sq mi (382,810 km2)
• Land	145,505 sq mi (376,860 km2)
• Water	2,300 sq mi (6,000 km2) 1.6%
Population (2020)
• Total	5,179
• Density	0.038/sq mi (0.015/km2)
Time zone	UTC−9 (Alaska)
• Summer (DST)	UTC−8 (ADT)
Congressional district	At-large

Yukon–Koyukuk Census Area (/ˈjuːkɒn ˈkaɪjəkək/ YOO-kon KY-yə-kək) is a census area in the U.S. state of Alaska. As of the 2020 census, the population was 5,343,^[2] down from 5,588 in 2010.^[3] With an area of 147,842.51 sq mi (382,910.3 km²), it is the largest of any county or county-equivalent in the United States, or slightly larger than the entire state of Montana.^[4] It is part of the unorganized borough of Alaska and therefore has no borough seat. Its largest communities are the cities of Galena, in the west, and Fort Yukon, in the northeast.

Geography

According to the U.S. Census Bureau, the census area has 147,805 square miles (382,810 km²), of which 145,505 square miles (376,860 km²) is land and 2,300 square miles (6,000 km²) (1.6%) is water.^[5] The area is slightly larger than the entire U.S. state of Montana, itself the fourth largest state, or the country of Japan, and makes up slightly more than 1/5 of the state of Alaska. The area is bigger than 47 of the other 49 states, with only California and Texas being bigger. Its population density, at 0.0449 inhabitants per square mile (0.0173/km²), is the lowest in the United States.

Adjacent boroughs and census areas

North Slope Borough, Alaska – north
Southeast Fairbanks Census Area, Alaska – southeast
Fairbanks North Star Borough, Alaska – southeast
Denali Borough, Alaska – southeast
Matanuska-Susitna Borough, Alaska – south
Bethel Census Area, Alaska – south
Kusilvak Census Area, Alaska – west
Nome Census Area, Alaska – west
Northwest Arctic Borough, Alaska – northwest
Yukon Territory, Canada – east

National protected areas

Demographics

Historical population
Census	Pop.	Note	%±
1960	4,097		—
1970	4,752		16.0%
1980	7,873		65.7%
1990	8,478		7.7%
2000	6,551		−22.7%
2010	5,588		−14.7%
2020	5,343		−4.4%
2023 (est.)	5,129	^[6]	−4.0%
U.S. Decennial Census^[7] 1790–1960^[8] 1900–1990^[9] 1990–2000^[10] 2010–2020^[2]^[3]

At the 2000 census there were 6,551 people, 2,309 households, and 1,480 families residing in the census area. The population density was 22.3 square miles (57.7km²) per person. It is the least densely populated county-equivalent of all 3,141 county-equivalents of the United States. There were 3,917 housing units at an average density of 0.027 per square mile (0.010/km²). The racial makeup of the census area was 24.27% White, 0.09% Black or African American, 70.89% Native American, 0.37% Asian, 0.05% Pacific Islander, 0.43% from other races, and 3.91% from two or more races. 1.19%^[11] were Hispanic or Latino of any race. 12.95% reported speaking an Athabaskan language at home; of these 35.26% spoke Gwich'in and 10.94% Koyukon.^[12]^{[failed verification]}^{[clarification needed]}

Of the 2,309 households 38.90% had children under the age of 18 living with them, 36.90% were married couples living together, 16.90% had a female householder with no husband present, and 35.90% were non-families. 30.50% of households were one person and 6.20% were one person aged 65 or older. The average household size was 2.81 and the average family size was 3.53.

The age distribution was 35.00% under the age of 18, 8.70% from 18 to 24, 26.90% from 25 to 44, 22.10% from 45 to 64, and 7.30% 65 or older. The median age was 31 years. For every 100 females, there were 118.60 males. For every 100 females age 18 and over, there were 122.60 males.

2020 Census

Races (alone or in combination with other) in Yukon–Koyukuk Census Area (2020 United States census) ^[13]
Race	Percentage of Population
White	25.98%
Black or African American	0.77%
American Indian or Alaska Native	77.22%
Asian	0.94%
Native Hawaiian and Other Pacific Islander	0.43%
Some other race	1.68%

Top Ten Most Self-Reported Ancestries in Yukon–Koyukuk Census Area (American Community Survey 2020 five year estimates) ^[14] ^[15] ^[16] ^[17] ^[18] ^[19]
Ancestry	Percentage of Population
Alaskan Athabaskan	65.52%
German	9.27%
Irish	3.39%
Iñupiat	3.00%
Alaska Native tribes, not specified	2.58%
English	2.56%
Scottish	2.05%
Norwegian	1.85%
Yup'ik	1.75%
Mexican	1.68%
Russian	1.66%

Communities

Cities

Census-designated places

Education

School districts include:^[20]

Politics

Like other areas of the sparse Alaskan Bush with large Alaska Native majorities, the Yukon-Koyukuk Census Area often favors the Democratic Party relative to the state as a whole. Though it voted Republican in all presidential elections in the 2000s, it has supported the Democrats more recently by nearly 30-point margins.

United States presidential election results for Yukon–Koyukuk Census Area, Alaska^[21]
Year	Republican		Democratic		Third party(ies)
Year	No.	%	No.	%	No.	%
2020	965	34.00%	1,740	61.31%	133	4.69%
2016	813	29.81%	1,557	57.10%	357	13.09%
2012	812	33.99%	1,472	61.62%	105	4.40%
2008	1,528	52.40%	1,292	44.31%	96	3.29%
2004	1,987	59.38%	1,215	36.31%	144	4.30%
2000	1,357	47.80%	1,138	40.08%	344	12.12%
1996	887	33.79%	1,357	51.70%	381	14.51%
1992	1,039	35.68%	1,080	37.09%	793	27.23%
1988	1,421	56.48%	959	38.12%	136	5.41%
1984	1,932	64.98%	951	31.99%	90	3.03%
1980	943	38.60%	1,070	43.80%	430	17.60%
1976	1,043	51.28%	860	42.28%	131	6.44%
1972	835	48.29%	797	46.10%	97	5.61%
1968	1,439	49.30%	1,173	40.18%	307	10.52%
1964	736	29.61%	1,750	70.39%	0	0.00%
1960	1,067	49.58%	1,085	50.42%	0	0.00%