Washington Transportation Data for Alternative Fuels and Vehicles

Find transportation data and information about alternative fuels and advanced vehicles in Washington, including laws and incentives, fueling stations, fuel prices, and more.

Laws and Incentives


laws and incentives in Washington related to alternative fuels and advanced vehicles

Recent Additions and Updates

Clean Cities Coalitions

Clean Cities builds partnerships to advance alternative fuels and energy-efficient vehicle technologies through a national network of more than 75 coalitions.

Washington has 2 coalitions:

Columbia-Willamette Clean Cities

Western Washington Clean Cities

Contact a local coalition or regional manager for project assistance or to connect with other local stakeholders.

Transportation Fuel Consumption

Source: State Energy Data System based on beta data converted to gasoline gallon equivalents of petroleum (GGEs) for the transportation sector (which includes more than highway vehicles) from the U.S. Energy Information Administration

Vehicles Registered in 2022

Electric (EV) 104,100
Plug-In Hybrid Electric (PHEV) 31,400
Hybrid Electric (HEV) 270,200
Biodiesel 67,500
Ethanol/Flex (E85) 348,300
Compressed Natural Gas (CNG) 100
Propane 100
Hydrogen 0
Methanol 0
Gasoline 5,650,700
Diesel 277,400
Unknown Fuel 52,700

Source: Light-duty vehicle registration counts from TransAtlas with data from Experian Information Solutions


Regional Fuel Prices

Average fuel prices as of January 2024

Fuel West Coast Region National Average
per unit sold per GGE per unit sold per GGE
Biodiesel (B20) $4.16/gallon $3.79/GGE $3.83/gallon $3.49/GGE
Biodiesel (B99–B100) $5.43/gallon $5.38/GGE $4.69/gallon $4.64/GGE
Ethanol (E85) $3.48/gallon $4.91/GGE $2.55/gallon $3.60/GGE
Natural Gas (CNG) $3.51/GGE $3.51/GGE $2.95/GGE $2.95/GGE
Propane $3.84/gallon $5.30/GGE $3.49/gallon $4.82/GGE
Gasoline $4.50/gallon $4.50/GGE $3.06/gallon $3.06/GGE
Diesel $5.15/gallon $4.64/GGE $3.94/gallon $3.55/GGE

Source: Average prices per gasoline gallon equivalent (GGE) for the West Coast PADD from the Alternative Fuel Price Report

Electricity Sources and Vehicle Emissions

Source: Electricity Sources and Emissions Tool based on assumptions with 2022 data from EIA