Maine
vsConnecticut
Side-by-side comparison of electricity costs, generation mix, and renewable energy data.
| Maine | Metric | Connecticut |
|---|---|---|
| 27.78¢/kWh | Residential | 29.38¢/kWh |
| 20.96¢/kWh | Commercial | 23.11¢/kWh |
| 15.50¢/kWh | Industrial | 18.35¢/kWh |
| #46 | Price Rank | #47 |
| 53.8% | Renewable % | 3.1% |
Generation Mix
Maine
Connecticut
Frequently Asked Questions
Maine has cheaper residential electricity at 27.78¢/kWh. The difference is 1.60¢/kWh between the two states. Maine ranks #46 and Connecticut ranks #47 cheapest among all states.
Maine gets 53.8% of electricity from renewables, while Connecticut gets 3.1%. Maine leads in renewable energy adoption.
Electricity rates from EIA retail sales data. Generation mix from EIA electric power operational data.
Source: U.S. Energy Information Administration, 2026.
The side-by-side above pulls the the EIA Open Data API and State Electricity Profiles data for both Maine and Connecticut. What follows is the interpretation — which specific axes carry the most weight for Maine versus Connecticut, and which differences are large enough to influence a real decision.
For households or analysts using this comparison as a decision input, the right framing is usually not "which is better" in aggregate but "which is better for the specific decision in front of you." the EIA Open Data API and State Electricity Profiles captures the raw data; the framing depends on whether the question is investment, residency, planning, or research.