Walla Walla is a city located in Washington. With a 2020 population of 32,914, it is the 38th largest city in Washington and the 1195th largest city in the United States. Walla Walla is currently growing at a rate of 0.02% annually and its population has increased by 3.73% since the most recent census, which recorded a population of 31,731 in 2010. Walla Walla reached it's highest population of 32,914 in 2021. Spanning over 14 miles, Walla Walla has a population density of 2,400 people per square mile.
The average household income in Walla Walla is $66,136 with a poverty rate of 15.49%. The median rental costs in recent years comes to $962 per month, and the median house value is $203,500. The median age in Walla Walla is 35.7 years, 33.8 years for males, and 38.4 years for females. For every 100 females there are 106.7 males.