The counties, ports and cities of the Greater Seattle area comprise one of the most dynamic, internationally connected regions in the world. From Mount Rainier in Pierce County and the farmland of Snohomish County to King County’s shoreline and public parks, Greater Seattle encompasses mountain peaks, lakes, rivers and bustling ports. Learn more about Greater Seattle, one of the most dynamic regions in the United States.

Regional Overview

Greater Seattle is the international brand name for a three county region that runs along the coast of the Pacific Ocean in Western Washington, from Tacoma in the south through Seattle and Bellevue to Everett in the north.

The region, its cities, counties and ports is a major driver of Washington state’s economy. Around 3.5 million people live in the Greater Seattle region, more than half of Washington state’s total population. Nearly three quarters of all state exports originate in Greater Seattle as well as over three quarters of the state’s GDP.

Greater Seattle: Snohomish, Pierce, and King Counties
Population: 3,488,100
Geography: Northwest coast of the United States, bordering Canada; equidistant by air to London and Tokyo
Major cities: Everett, Seattle, Bellevue, Tacoma

Washington, with King, Pierce, and Snohomish counties highlighted

Counties, Cities and Ports of Greater Seattle

Explore the miles of pristine coastline, snowy peaks, major port facilities, industry, farmland and parkland that stretches across our three county region.

Snohomish County

Snohomish County is the third-largest county in Washington state and one of the fastest growing. It is home to numerous high-tech companies, from software to biotechnology, as well as the Boeing factory in Everett.
Population: 722,400
Industries: Aerospace, agriculture, advanced technology manufacturing, life sciences, healthcare, finance, trade, transportation and logistics, maritime, tourism. Home to the 747, 767, 777 and 787 Dreamliner production lines at the Boeing Everett facility and the largest public marina on the US West Coast.
Major City: Everett
Port: Port of Everett

King County

King County is the most populous in Washington state, with a dynamic, international community, diverse industries and world class research institutions. It is a thriving trade hub and home to the Port of Seattle as well as Sea-Tac International Airport.
Population: 1.97 million
Industries: Aerospace, information and communication technology, life sciences and biotech, research, clean technology, music, financial and legal services, trade, transportation and logistics, maritime. Headquarters of Amazon.com, Expedia, F5 Networks, Microsoft, Starbucks
Major Cities: Seattle and Bellevue
Port: Port of Seattle

Pierce County

With the State’s second largest population, Pierce County enjoys a diverse and vibrant economy, excellent port and transportation facilities including the Port of Tacoma, an educated workforce, beautiful museums, two military installations, and an abundance of natural beauty, including Mt. Rainier and Puget Sound.
Population: 807,904
Industries: Aerospace, military and defense, agriculture, education, healthcare, cybersecurity, trade, transportation and logistics, manufacturing, the arts, tourism. Home to Chambers Bay, site of the 2015 U.S. Open, Brown and Haley, manufacturers of Almond Roca
Major City: Tacoma
Port: Port of Tacoma