Willapa Harbor Airport is a public/civil-use airport located northwest of Raymond, Washington, United States.
Although most U.S. airports use the same three-letter location identifier for the FAA, ICAO and IATA, Willapa Harbor Airport is assigned 2S9 by the FAA but has no designation from the ICAO nor the IATA.
Willapa Harbor Airport covers an area of which contains one asphalt paved runway (11/29) measuring . It was built in 1946 by the Coast Guard.
Approximately 4 aircraft are based at the airport with 850 operations per year in 2022.