Most and least envergy efficient states

Wallet Hub- With October being National Energy Awareness Month and the average U.S. family spending at least $2,000 per year on utilities, the personal-finance company WalletHub today released its report on 2026’s Most & Least Energy-Efficient States, to see which states save people the most money while also saving the environment.

WalletHub compared the energy efficiency of residents’ homes and automobiles in 48 U.S. states. Due to data limitations, Alaska and Hawaii were excluded from our analysis.
 

Most Energy-Efficient States	Least Energy-Efficient States
1. California	39. Louisiana
2. Vermont	40. Georgia
3. New York	41. Kentucky
4. Washington	42. Tennessee
5. Massachusetts	43. Wyoming
6. Oregon	44. Mississippi
7. Colorado	45. Arkansas
8. Utah	46. West Virginia
9. Minnesota	47. Alabama
10. Nevada	48. South Carolina

 
To view the full report and your state’s ranking,