Kwethluk is a city located in Bethel County Alaska. With a 2020 population of 776, it is the 36th largest city in Alaska and the 11422nd largest city in the United States . Kwethluk is currently growing at a rate of 0.91% annually and its population has increased by 7.63% since the most recent census, which recorded a population of 721 in 2010. Kwethluk reached it's highest population of in . Spanning over 12 miles, Kwethluk has a population density of 77 people per square mile.
The average household income in Kwethluk is $51,215 with a poverty rate of 38.34%. The median rental costs in recent years comes to $525 per month, and the median house value is $59,200. The median age in Kwethluk is 25.5 years, 25.9 years for males, and 25.4 years for females.