Cowiche is a city located in Washington. Cowiche has a 2020 population of 867. Cowiche is currently declining at a rate of 0.00% annually and its population has increased by 102.57% since the most recent census, which recorded a population of 428 in 2010. Cowiche reached it's highest population of 1,087 in 2016.
The average household income in Cowiche is $57,153 with a poverty rate of 0.00%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Cowiche is 21.3 years, 21.2 years for males, and 32 years for females. For every 100 females there are 137.5 males.