Federal Way is a city located in King County, Washington. With a 2020 population of 97,316, it is the 10th largest city in Washington and the 329th largest city in the United States. Federal Way is currently growing at a rate of 0.14% annually and its population has increased by 8.97% since the most recent census, which recorded a population of 89,306 in 2010. Federal Way reached it's highest population of 97,377 in 2017. Spanning over 24 miles, Federal Way has a population density of 4,365 people per square mile.
The average household income in Federal Way is $83,906 with a poverty rate of 12.73%. The median rental costs in recent years comes to $1,224 per month, and the median house value is $307,100. The median age in Federal Way is 35.9 years, 34.2 years for males, and 37.7 years for females. For every 100 females there are 99.5 males.