Nikolai is a city located in Alaska. With a 2020 population of 86, it is the 133rd largest city in Alaska and the 18545th largest city in the United States. Nikolai is currently declining at a rate of -1.15% annually and its population has decreased by -8.51% since the most recent census, which recorded a population of 94 in 2010. Nikolai reached it's highest population of 95 in 2011. Spanning over 5 miles, Nikolai has a population density of 20 people per square mile.
The average household income in Nikolai is $41,250 with a poverty rate of 27.19%. The median rental costs in recent years comes to $625 per month, and the median house value is $28,800. The median age in Nikolai is 33.5 years, 34.3 years for males, and 33 years for females. For every 100 females there are 200.0 males.