Arlington Heights is a city located in Washington. Arlington Heights has a 2020 population of 2,410. Arlington Heights is currently declining at a rate of 0.00% annually and its population has increased by 5.52% since the most recent census, which recorded a population of 2,284 in 2010. Arlington Heights reached it's highest population of 2,827 in 2014.
The average household income in Arlington Heights is $127,080 with a poverty rate of 3.47%. The median rental costs in recent years comes to - per month, and the median house value is $429,400. The median age in Arlington Heights is 50.1 years, 50.8 years for males, and 48.7 years for females. For every 100 females there are 96.4 males.