Walnut Creek is a city located in Arizona. Walnut Creek has a 2020 population of 689. Walnut Creek is currently declining at a rate of 0.00% annually and its population has increased by 22.60% since the most recent census, which recorded a population of 562 in 2010. Walnut Creek reached it's highest population of 689 in 2018.
The average household income in Walnut Creek is $51,983 with a poverty rate of 5.52%. The median rental costs in recent years comes to - per month, and the median house value is $140,900. The median age in Walnut Creek is 57 years, 57.5 years for males, and 56.7 years for females. For every 100 females there are 102.1 males.