Sedro-Woolley is a city located in Washington. With a 2020 population of 12,182, it is the 78th largest city in Washington and the 2687th largest city in the United States. Sedro-Woolley is currently growing at a rate of 0.45% annually and its population has increased by 15.58% since the most recent census, which recorded a population of 10,540 in 2010. Sedro-Woolley reached it's highest population of 12,182 in 2021. Spanning over 4 miles, Sedro-Woolley has a population density of 2,827 people per square mile.
The average household income in Sedro-Woolley is $71,716 with a poverty rate of 13.72%. The median rental costs in recent years comes to $1,253 per month, and the median house value is $244,000. The median age in Sedro-Woolley is 33.2 years, 32.4 years for males, and 34.2 years for females. For every 100 females there are 105.4 males.