Washington is a city located in Oklahoma. With a 2020 population of 669, it is the 279th largest city in Oklahoma and the 12084th largest city in the United States. Washington is currently growing at a rate of 0.75% annually and its population has increased by 8.25% since the most recent census, which recorded a population of 618 in 2010. Spanning over 1 miles, Washington has a population density of 456 people per square mile.
The average household income in Washington is $76,768 with a poverty rate of 6.39%. The median rental costs in recent years comes to $800 per month, and the median house value is $175,000. The median age in Washington is 29.3 years, 29.5 years for males, and 28.7 years for females. For every 100 females there are 86.1 males.