Connecticut vs Massachusetts Electricity Rates (2026)
Massachusetts has 4.7% cheaper electricity than Connecticut. Massachusetts residents pay 28.58¢/kWh compared to 29.98¢/kWh in Connecticut, saving about $19.00/month on average.
Connecticut
29.98¢
per kWh
$176/mo
Massachusetts
28.58¢
per kWh
$157/mo
Detailed Rate Comparison
| Metric | Connecticut | Massachusetts | National Avg |
|---|---|---|---|
| Residential Rate | 29.98¢/kWh | 28.58¢/kWh | 17.22¢/kWh |
| Commercial Rate | 22.54¢/kWh | 22.38¢/kWh | - |
| Industrial Rate | 19.43¢/kWh | 20.14¢/kWh | - |
| Avg Monthly Bill | $176 | $157 | $134 |
| Renewable Energy | 6.0% | 14.0% | ~22% |
| Primary Source | Natural Gas | Natural Gas | - |
Appliance Running Costs: Connecticut vs Massachusetts
Monthly cost to run common household appliances in each state.
| Appliance | CT | MA | Savings |
|---|---|---|---|
| Air Purifier | $10.79 | $10.29 | MA saves $0.50 |
| Blender | $0.36 | $0.34 | MA saves $0.02 |
| CFL Bulb (13W) | $0.94 | $0.89 | MA saves $0.04 |
| Cable / Satellite Box | $7.55 | $7.20 | MA saves $0.35 |
| Ceiling Fan | $8.09 | $7.72 | MA saves $0.38 |
| Central Air Conditioner | $251.83 | $240.07 | MA saves $11.76 |
| Chest Freezer | $17.27 | $16.46 | MA saves $0.81 |
| Clothes Dryer (Electric) | $26.98 | $25.72 | MA saves $1.26 |
| Coffee Maker | $2.02 | $1.93 | MA saves $0.09 |
| Crypto Mining Rig | $323.78 | $308.66 | MA saves $15.12 |
| Dehumidifier | $32.38 | $30.87 | MA saves $1.51 |
| Desktop Computer | $14.39 | $13.72 | MA saves $0.67 |
| Dishwasher | $16.19 | $15.43 | MA saves $0.76 |
| Electric Baseboard Heater | $89.94 | $85.74 | MA saves $4.20 |
| Electric Fireplace | $50.37 | $48.01 | MA saves $2.35 |
Bottom Line: Connecticut vs Massachusetts
Massachusetts is the more affordable state for electricity, with rates 4.7% lower than Connecticut. An average household would save about $228.00/year by living in Massachusetts.
Connecticut gets its electricity primarily from Natural Gas with 6.0% renewable, while Massachusetts relies on Natural Gas with 14.0% renewable.
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Frequently Asked Questions
Is electricity cheaper in Connecticut or Massachusetts?
Electricity is cheaper in Massachusetts at 28.58¢/kWh compared to Connecticut at 29.98¢/kWh. That's a 4.7% difference, saving about $19.00/month on an average residential bill.
What is the average electricity bill in Connecticut vs Massachusetts?
The average monthly electricity bill is $176 in Connecticut and $157 in Massachusetts. The national average is $134.
Which state uses more renewable energy, Connecticut or Massachusetts?
Massachusetts has a higher renewable energy percentage at 14.0%, compared to 6.0% in Connecticut.
What are the main energy sources in Connecticut and Massachusetts?
Connecticut primarily uses Natural Gas, while Massachusetts relies on Natural Gas.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)