

By connecting the bay with the railroad, Tacoma's motto became "When rails meet sails". The decision of the railroad was influenced by Tacoma's neighboring deep-water harbor, Commencement Bay. It is locally known as the "City of Destiny" because the area was chosen to be the western terminus of the Northern Pacific Railroad in the late 19th century. Tacoma adopted its name after the nearby Mount Rainier, originally and locally called Takhoma or Tahoma.

Tacoma also serves as the center of business activity for the South Sound region, which has a population of about 1 million. Tacoma is the second-largest city in the Puget Sound area and the third-largest in the state. The population was 219,346, according to the 2020 census. A port city, it is situated along Washington's Puget Sound, 32 miles (51 km) southwest of Seattle, 31 miles (50 km) northeast of the state capital, Olympia, and 58 miles (93 km) northwest of Mount Rainier National Park. Tacoma ( / t ə ˈ k oʊ m ə/ tə- KOH-mə) is the county seat of Pierce County, Washington, United States.
