Connecticut Transportation Data for Alternative Fuels and Vehicles
Find transportation data and information about alternative fuels and advanced vehicles in Connecticut, including laws and incentives, fueling stations, fuel prices, and more.
Laws and Incentives
59
laws and incentives in Connecticut related to alternative fuels and advanced vehicles
Recent Additions and Updates
Fueling Stations
4,703
stations in Connecticut with alternative fuels
| Fuel | Public | Private |
|---|---|---|
| Biodiesel (B20 and above) | 0 | 1 |
| Compressed Natural Gas (CNG) | 7 | 7 |
| Electric (charging ports) | 4,147 | 514 |
| Ethanol (E85) | 3 | 1 |
| Hydrogen | 0 | 0 |
| Liquefied Natural Gas (LNG) | 0 | 0 |
| Propane (LPG) | 22 | 1 |
| Renewable Diesel (R20 and above) | 0 | 0 |
Clean Cities and Communities Coalitions
Clean Cities and Communities is a U.S. Department of Energy partnership to advance clean transportation nationwide through a network of more than 75 coalitions.
Connecticut has 3 coalitions:
Capitol Clean Cities of Connecticut
Clean Transportation Coalition – Western Connecticut
Clean Transportation Communities of Southern CT
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 2023
| Electric (EV) | 31,600 |
| Plug-In Hybrid Electric (PHEV) | 18,400 |
| Hybrid Electric (HEV) | 75,300 |
| Biodiesel | 10,900 |
| Ethanol/Flex (E85) | 133,600 |
| Compressed Natural Gas (CNG) | 100 |
| Propane | 0 |
| Hydrogen | 0 |
| Methanol | 0 |
| Gasoline | 2,612,600 |
| Diesel | 42,300 |
| Unknown Fuel | 20,900 |
Source: Light-duty vehicle registration counts from TransAtlas with data from Experian Information Solutions
Regional Fuel Prices
Average fuel prices as of January 2025
| Fuel | New England Region | National Average | ||
|---|---|---|---|---|
| per unit sold | per GGE | per unit sold | per GGE | |
| Biodiesel (B20) | $3.40/gallon | $3.09/GGE | $3.34/gallon | $3.04/GGE |
| Biodiesel (B99–B100) | $3.87/gallon | $3.83/GGE | $3.93/gallon | $3.89/GGE |
| Natural Gas (CNG) | $3.94/GGE | $3.94/GGE | $2.99/GGE | $2.99/GGE |
| Propane | $3.48/gallon | $4.80/GGE | $3.33/gallon | $4.60/GGE |
| Gasoline | $3.05/gallon | $3.05/GGE | $3.06/gallon | $3.06/GGE |
| Diesel | $3.75/gallon | $3.38/GGE | $3.55/gallon | $3.20/GGE |
Source: Average prices per gasoline gallon equivalent (GGE) for the New England PADD from the Alternative Fuel Price Report
Transportation Projects
- Advancing PEV Adoption In New England
- Community-Driven Transportation Plans for the Northeast
- Connecticut Clean Cities Future Fuels Project
- Development of a National Liquid Propane (Autogas) Refueling Network, Clean School Bus/Vehicle Incentive, and Green Jobs Outreach Program
- Drive Electric USA 2
- Guaranteeing Access to Underserved and Marginalized Populations by Building Employment Opportunities (GUMBO)
- Maryland Hybrid Truck Goods Movement Initiative
- No One Silver Bullet, But a Lot of Silver Beebees
- Northeast Electric Highways Study
- Northeast Electric Vehicle Initiative
- Using a Joint Procurement Process to Increase ZEV Adoption Nationwide
Electricity Sources and Vehicle Emissions
Source: Electricity Sources and Emissions Tool based on assumptions with 2022 data from EIA
More Resources
- Connecticut Data – U.S. Energy Information Administration
- Connecticut State Energy Office
- Connecticut Electric Vehicle Charging Plan
- Connecticut – National Association of State Energy Officials (NASEO)
- Maps and Data – Alternative Fuels Data Center
- Maps – National Renewable Energy Laboratory
- Electric Vehicle Infrastructure Toolbox (EVI-X)
- State Electrification Planning and Funding