Sammamish is a city located in Washington. With a 2020 population of 67,969, it is the 19th largest city in Washington and the 550th largest city in the United States. Sammamish is currently growing at a rate of 1.67% annually and its population has increased by 48.47% since the most recent census, which recorded a population of 45,780 in 2010. Spanning over 24 miles, Sammamish has a population density of 3,327 people per square mile.
The average household income in Sammamish is $198,149 with a poverty rate of 2.20%. The median rental costs in recent years comes to $2,270 per month, and the median house value is $749,000. The median age in Sammamish is 38.5 years, 39.2 years for males, and 37.7 years for females. For every 100 females there are 96.2 males.