Ruby is a city located in Alaska. With a 2020 population of 151, it is the 118th largest city in Alaska and the 17454th largest city in the United States. Ruby is currently declining at a rate of -1.31% annually and its population has decreased by -9.04% 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 $38,904 with a poverty rate of 39.61%. The median rental costs in recent years comes to $338 per month, and the median house value is $79,200. The median age in Ruby is 29.3 years, 30 years for males, and 28.3 years for females. For every 100 females there are 83.2 males.