The population of the bordering communities within the I-5 corridor of Snohomish, King, and Pierce Counties is 3.1 million. Mukilteo is a scenic waterfront community on the Puget Sound with views of the Olympic Peninsula and Olympic Mountains to the west, Whidbey Island to the northeast, and the Northern Cascade Mountains to the north and east. Mukilteo consist of hilly, down sloping topography to the Puget Sound with many wooded gulches and streams. Mukilteo is 6.25 square miles in size with 61 miles of roadways.
Winters are cold and wet through spring.
Summer weather is the best near mid-July through the end of August. Visitors find the moderate conditions from May through the end of October. The City is also a regional transportation hub for the State Ferry System with the largest vehicle service of 2.4 million and second largest passenger service with 4.2 million. Several public schools are located in the City, including one high school, two middle schools, and three elementary schools, which provide public supported education for nearly 9,000 students. Paine Field Airport is on the eastern border of the City and provides an air transportation corridor for smaller commercial, business flights, and aircraft testing for the Boeing Company.