Koyuk (Kuuyuk in Iñupiaq) is a city in the Nome Census Area, Alaska, United States. The population was 332 at the 2010 census, up from 297 in 2000.
Koyuk is located at 64°55′52″N 161°9′31″W / 64.93111°N 161.15861°W / 64.93111; -161.15861 (64.931099, -161.158480). The village is located on the northern bank of the Koyuk River where it drains into Norton Bay.
According to the United States Census Bureau, the city has a total area of 4.7 square miles (12 km), all of it land.
Koyuk first appeared on the 1930 U.S. Census as an unincorporated village. It formally incorporated in 1970.
As of the census of 2000, there were 297 people, 80 households, and 59 families residing in the city. The population density was 62.7 people per square mile (24.2/km²). There were 95 housing units at an average density of 20.1 per square mile (7.7/km²). The racial makeup of the city was 4.71% White, 91.92% Native American, 0.67% Asian, and 2.69% from two or more races.
Of the 80 households 53.8% had children under the age of 18 living with them, 35.0% were married couples living together, 18.8% had a female householder with no husband present, and 26.3% were non-families. 21.3% of all households were made up of individuals and 2.5% had someone living alone who was 65 years of age or older. The average household size was 3.71 and the average family size was 4.31.
In the city, the age distribution of the population shows 41.8% under the age of 18, 8.8% from 18 to 24, 30.0% from 25 to 44, 16.5% from 45 to 64, and 3.0% who were 65 years of age or older. The median age was 25 years. For every 100 females, there were 121.6 males. For every 100 females age 18 and over, there were 127.6 males.
The median income for a household in the city was $30,417, and the median income for a family was $20,625. Males had a median income of $25,625 versus $11,563 for females. The per capita income for the city was $8,736. About 29.3% of families and 28.0% of the population were below the poverty line, including 39.7% of those under the age of eighteen and 25.0% of those sixty five or over.
Koyuk Alaska neighborhoods include: Anchorage, Anchor Point, Chiniak, Chugiak, Clam Gulch, Cooper Landing, Delta Junction, Douglas, Eagle River, Eielson Afb, Elmendorf Afb, Fairbanks, Fort Richardson, Girdwood, Haines, Homer, Indian, Juneau, Kasilof, Kenai, Ketchikan, Kodiak, Metlakatla, Moose Pass, Nikolaevsk, Ninilchik, North Pole, Salcha, Seward, Sitka, Soldotna, Sterling, Tyonek, Wasilla