Nikiski is a city located in Alaska. Nikiski has a 2020 population of 4,575. Nikiski is currently declining at a rate of 0.00% annually and its population has increased by 1.83% since the most recent census, which recorded a population of 4,493 in 2010. Nikiski reached it's highest population of 5,029 in 2016.
The average household income in Nikiski is $73,429 with a poverty rate of 16.46%. The median rental costs in recent years comes to $1,308 per month, and the median house value is $214,400. The median age in Nikiski is 39.8 years, 38.7 years for males, and 43.8 years for females. For every 100 females there are 131.4 males.