Union is a city located in Washington. Union has a 2020 population of 428. Union is currently declining at a rate of 0.00% annually and its population has decreased by -32.17% since the most recent census, which recorded a population of 631 in 2010. Union reached it's highest population of 631 in 2010.
The average household income in Union is $61,031 with a poverty rate of 11.21%. The median rental costs in recent years comes to - per month, and the median house value is $174,200. The median age in Union is 59.8 years, 59.4 years for males, and 64.1 years for females. For every 100 females there are 96.3 males.