54,056,678
The largest is Hawaii County with 4,028 square miles.
It is the 18th largest state in area and the 13th largest in population.
Washington state is the 18th largest state in the United States with a total area of 71,362 square miles. It ranks behind states like Texas, California, and Montana in terms of size.
The largest county by population is King. The largest in size is Okanogan, 5,268 square miles.
Western Australia is the largest Australian state in size.
Alaska is the largest state in physical size in the United States.
Texas is the largest state according to land size.
Washington is the 18th largest state with an area of 71,298 square miles and the 13th most populous state with an estimated population of 7,288,000 as of July 1, 2016 per the U.S. Census Bureau.
Okanogan County.
Washington state is the 18th largest state in the United States, based on total area. It covers about 71,362 square miles.
The largest county in Washington state by land area is Okanogan County. It covers an area of approximately 5,315 square miles and is known for its diverse landscapes, including mountains, forests, and rivers.
Minnesota is the twelfth largest state in the US.