
Koyukuk
- County:
- Yukon-Koyukuk Census Area
- County Seat:
- No
- Area (mi²):
- 5.745
- State:
- Alaska
Koyukuk is a city located in Yukon-Koyukuk Census Area, Alaska. Koyukuk has a 2025 population of 92. Koyukuk is currently declining at a rate of -1.08% annually and its population has decreased by -5.15% since the most recent census, which recorded a population of 97 in 2020.
The average household income in Koyukuk is $32,369 with a poverty rate of 15.91%. The median age in Koyukuk is 55 years: 27.7 years for males, and 63.1 years for females.