Mount Vernon is a city located in Skagit County Washington. It is also the county seat of Skagit County. With a 2020 population of 36,722, it is the 33rd largest city in Washington and the 1068th largest city in the United States . Mount Vernon is currently growing at a rate of 0.98% annually and its population has increased by 15.69% since the most recent census, which recorded a population of 31,743 in 2010. Mount Vernon reached it's highest population of 36,722 in 2021. Spanning over 13 miles, Mount Vernon has a population density of 2,986 people per square mile.
The average household income in Mount Vernon is $75,035 with a poverty rate of 14.31%. The median rental costs in recent years comes to $1,019 per month, and the median house value is $269,100. The median age in Mount Vernon is 35.3 years, 32.8 years for males, and 39.7 years for females.