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Aviation - Aircraft registration

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Annual aircraft registrations in Washington state

Aircraft registrations

Aircraft owners and operators in Washington must register every January, and the registrations are valid through the end of the year. Revenue from the registration program is used to support the agency’s airport preservation program. The money also helps fund airport maintenance and improvements, as well as the state’s air search and rescue efforts.

Source: WSDOT Aviation Division.


Multi-year trends

Aircraft in Washington are registered every January, and the registrations are valid through the end of the year. Revenue from the registration program is used to support the WSDOT’s airport preservation program. Every year from 2015 through 2019, there were approximately 6,500 aircraft registered in Washington state, of which more than 4,600 were single-engine aircraft and approximately 1,000 were home-built aircraft.

Annual highlights

In 2019, WSDOT registered 6,689 Washington-based aircraft, 1.2% more than in 2018, when 6,609 aircraft were registered. Of these 6,689 aircraft, 4,798 (71.7%) were single-engine aircraft, and 1,068 (16.0%) were home-built aircraft.

In 2018, WSDOT registered 6,609 Washington-based aircraft, 0.3% less than in 2017, when 6,586 aircraft were registered. Of these 6,609 aircraft, 4,728 (71.5%) were single-engine aircraft, and 1,074 (16.3%) were home-built aircraft.

In 2017, WSDOT registered 6,586 Washington-based aircraft, 0.6% more than in 2016, when 6,547 aircraft were registered. Of these 6,586 aircraft, 4,681 (71.1%) were single-engine aircraft, and 1,085 (16.3%) were home-built aircraft.

In 2016, WSDOT registered 6,547 Washington-based aircraft, 0.5% more than in 2015, when 6,512 aircraft were registered. Of these 6,547 aircraft, 4,646 (71.0%) were single-engine aircraft, and 1,070 (16.3%) were home-built aircraft.

In 2015, WSDOT registered 6,512 Washington-based aircraft, of which 4,648 (71.4%) were single-engine aircraft, and 1,044 (16.0%) were home-built aircraft.

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