Billowatt

Electricity Costs in Connecticut

Connecticut residents pay an average of 32.2¢ per kilowatt-hour as of April 2026 — the 49th cheapest of the 51 U.S. jurisdictions we track, 71% above the national average. For a typical home using 885 kWh a month, that's a bill of about $285.

Average rate

32.2¢

per kWh, residential

U.S. rank

49th

cheapest of 51

vs. U.S. average

+71%

national: 18.8¢/kWh

Change vs. last year

+15.4%

was 27.9¢/kWh

The most expensive things to run in Connecticut

Monthly cost at typical usage and Connecticut's current rate.

Running costs for every appliance

Appliance Per day Per month Per year
Electric Furnace $19.32 $587 $7,052
Central Air Conditioner $9.02 $274 $3,291
Heat Pump $7.73 $235 $2,821
Pool Heater (Heat Pump) $6.44 $196 $2,351
Garage Heater $4.83 $147 $1,763
Electric Water Heater $4.20 $128 $1,534
Tankless Electric Water Heater $4.06 $123 $1,481
Space Heater $3.86 $117 $1,410
Baseboard Heater $3.86 $117 $1,410
Oil-Filled Radiator Heater $3.86 $117 $1,410
Pool Pump $3.86 $117 $1,410
EV Charging (Level 2, Home) $3.22 $97.89 $1,175
Infrared Heater $3.09 $93.97 $1,128
Portable Air Conditioner $2.58 $78.31 $940
Window Air Conditioner $2.32 $70.48 $846
Oxygen Concentrator $2.32 $70.48 $846
Electric Fireplace $2.25 $68.52 $823
Ductless Mini-Split $2.06 $62.65 $752
Electric Wall Heater $1.93 $58.73 $705
Dehumidifier $1.61 $48.94 $588
Hot Tub $1.59 $48.45 $582
Grow Light $1.35 $41.11 $494
Furnace Blower Fan (Gas Furnace) $1.29 $39.16 $470
Food Dehydrator $1.29 $39.16 $470
Refrigerator $1.16 $35.24 $423
Evaporative (Swamp) Cooler $1.03 $31.32 $376
Pellet Stove $0.97 $29.37 $353
Heat Pump Water Heater $0.97 $29.37 $353
Upright Freezer $0.93 $28.19 $338
Electric Oven $0.77 $23.49 $282
Aquarium $0.77 $23.49 $282
Home Server / Homelab $0.77 $23.49 $282
Chest Freezer $0.70 $21.14 $254
Electric Dryer $0.69 $20.98 $252
Well Pump $0.64 $19.58 $235
Gaming PC $0.60 $18.21 $219
Home Sauna $0.55 $16.78 $201
Electric Stove Burner $0.48 $14.68 $176
Mini Fridge $0.46 $14.10 $169
Starlink Dish $0.46 $14.10 $169
Induction Cooktop $0.45 $13.70 $165
Desktop Computer $0.40 $12.10 $145
Electric Blanket $0.39 $11.75 $141
Reptile Heat Lamp / Terrarium $0.39 $11.75 $141
Air Purifier $0.31 $9.40 $113
Heat Pump Dryer $0.30 $9.09 $109
Dishwasher $0.28 $8.39 $101
75-Inch TV $0.24 $7.43 $89.26
Air Fryer $0.24 $7.34 $88.15
OLED TV $0.20 $5.97 $71.63
Box Fan $0.19 $5.87 $70.52
Toaster Oven $0.19 $5.87 $70.52
Game Console (PS5 / Xbox Series X) $0.18 $5.59 $67.17
65-Inch TV $0.18 $5.48 $65.76
Ceiling Fan $0.15 $4.70 $56.41
Tower Fan $0.15 $4.70 $56.41
Cable / Satellite Box $0.15 $4.70 $56.41
Slow Cooker $0.14 $4.20 $50.37
55-Inch TV $0.13 $4.01 $48.13
Humidifier $0.13 $3.92 $47.01
Electric Pressure Cooker (Instant Pot) $0.13 $3.92 $47.01
Laptop $0.12 $3.52 $42.31
CPAP Machine $0.10 $3.13 $37.61
Incandescent Bulb $0.10 $2.94 $35.26
Christmas Lights $0.10 $2.94 $35.26
Wi-Fi Router 9.3¢ $2.82 $33.85
Washing Machine 9.2¢ $2.80 $33.58
E-Bike Charging 9.2¢ $2.80 $33.58
Treadmill 9.2¢ $2.80 $33.58
Microwave 8.9¢ $2.69 $32.32
3D Printer 8.3¢ $2.52 $30.22
Computer Monitor 8.0¢ $2.43 $29.15
Electric Lawn Mower 6.9¢ $2.10 $25.18
Hair Dryer 6.4¢ $1.96 $23.51
Electric Kettle 5.1¢ $1.54 $18.47
Coffee Maker 3.9¢ $1.17 $14.10
Security Camera (Wired) 3.9¢ $1.17 $14.10
Vacuum Cleaner 3.7¢ $1.12 $13.43
Robot Vacuum 1.9¢ $0.59 $7.05
LED Light Bulb 1.4¢ $0.44 $5.29
Phone Charger 0.6¢ $0.18 $2.12

Rates across the Northeast

State Rate (¢/kWh) Typical monthly bill
Pennsylvania 21.5 $190
New Jersey 23.5 $208
Vermont 24.6 $218
New Hampshire 27.2 $241
Rhode Island 28.3 $250
Maine 28.4 $251
Massachusetts 29.5 $261
New York 29.5 $261
Connecticut 32.2 $285
Northeast average 27.2 $241

Frequently asked questions

How much does electricity cost in Connecticut?

The average residential electricity rate in Connecticut is 32.2¢ per kWh as of April 2026. For a typical home using 885 kWh per month, that's an electric bill of about $285.

Is electricity expensive in Connecticut?

Yes, relatively — Connecticut ranks 3rd most expensive of 51 U.S. jurisdictions, about 71% above the national average of 18.8¢/kWh.

Are electricity rates in Connecticut going up?

Yes — the average rate is up about 15% versus a year ago (27.9¢ → 32.2¢ per kWh). Rising rates make high-consumption appliances like electric heat, dryers, and pool pumps more expensive to ignore.

What uses the most electricity in a home?

Heating and cooling typically lead, followed by water heating, then the clothes dryer, refrigeration, and always-on electronics. Our bill analyzer breaks this down for your own set of appliances at your state’s rate.

Wondering why your bill jumped? Read Why Is My Electric Bill So High? or estimate your whole home with the bill analyzer.