East Olympia is an unincorporated community in Thurston County, Washington, United States. East Olympia is 6 miles (9.7 km) south-southeast of downtown Olympia. East Olympia has a post office with ZIP code 98540. The Olympia area's station onAmtrak's Coast Starlight line was located in East Olympia before it moved to Lacey in 1994.
This region experiences warm (but not hot) and dry summers, with no average monthly temperatures above 71.6 °F. According to the Köppen Climate Classification system, East Olympia has a warm-summer Mediterranean climate, abbreviated "Csb" on climate maps.