Ruby is a city located in Yukon-Koyukuk County Alaska. With a 2020 population of 146, it is the 118th largest city in Alaska and the 17522nd largest city in the United States . Ruby is currently declining at a rate of -2.67% annually and its population has decreased by -12.05% since the most recent census, which recorded a population of 166 in 2010. Ruby reached it's highest population of 169 in 2011. Spanning over 7 miles, Ruby has a population density of 21 people per square mile.
The average household income in Ruby is $40,186 with a poverty rate of 43.24%. The median rental costs in recent years comes to $331 per month, and the median house value is $79,200. The median age in Ruby is 23.9 years, 15.8 years for males, and 27.5 years for females.