Home › Washington › Sammamish

Sammamish, Washington

Located in King County, Washington, Sammamish was established in 1999. One of the wealthiest cities in Washington state. Incorporated in 1999, making it relatively new.
Trending in Sammamish
Latest updates coming soon
2 hours ago
More local news on the way
5 hours ago
Founded 1999 | Population 65,000 | Peak 65,000 (2024) | County King County

Top 10 Most Important Events for Sammamish, Washington

undefined
1950Economic Development: Sammamish grew through manufacturing and industry.
undefined
1999Founded: Sammamish was founded in King County.
undefined
1999Incorporated: Eastside community.
undefined
2010Modern Era: Sammamish continued to develop as part of the greater metropolitan area, with new infrastructure and community amenities.
🧠
How Well Do You Know Sammamish?
5 questions • 2 minutes
Take the Quiz →

Latest News in Sammamish

Feb 20, 2026
President Trump Faces Backlash After Giving Status Update On The Tariff Dividend Checks
President Donald Trump delivered an unexpected moment of…
Feb 20, 2026
Trump Turns Heads Over This Embarrassing Moment With Melania At Movie Premiere
President Donald Trump found himself back in the spotlight this week…
Feb 20, 2026
Trump Admin Mocked Over This Small Detail In Venezuela ‘Situation Room’ Photo
In the wake of a bold and controversial U.S. military operation in Venezuela…

Complete Historical Timeline

1950 Industry
Economic Development
1999 Culture
Founded
1999 Government
Incorporated
2010 Culture
Modern Era

Did You Know?

1
One of the wealthiest cities in Washington state.
2
Incorporated in 1999, making it relatively new.
3
On the Sammamish Plateau east of Lake Sammamish.
4
Sammamish is located in King County, Washington.
5
Sammamish has a population of approximately 65,000.
See something that needs correcting?
We take accuracy seriously. Help us keep Sammamish's history right.