
Ruby
- County:
- Yukon-Koyukuk Census Area
- County Seat:
- No
- Area (mi²):
- 7.025
- State:
- Alaska
Ruby is a city located in Yukon-Koyukuk Census Area, Alaska. Ruby has a 2025 population of 130. Ruby is currently declining at a rate of -1.52% annually and its population has decreased by -6.47% since the most recent census, which recorded a population of 139 in 2020.
The average household income in Ruby is $53,014 with a poverty rate of 23.33%. The median age in Ruby is 52 years: 58.1 years for males, and 48.9 years for females.