Average Electric Bill

Rates by state / Connecticut

Residential electricity · updated July 2026

Average electric bill in Connecticut

The average Connecticut home paid 28.0¢ per kWh and about $196 a month over the 12 months to July 2026, according to U.S. Energy Information Administration data. That rate is 55% above the U.S. average of 18.0¢, the 7th highest of 50 states and D.C.

Average rate

28.0¢/kWh

12 months to Jul 2026. Latest month 24.2¢.

Average bill

$196/mo

Average use × average rate

Average use

699kWh/mo

Per residential customer

1-year change

-7.1%

5 years: +26.3%

Connecticut electric bills by month

What the average residential customer actually paid each month: total residential revenue ÷ customers. Source: EIA.

MonthAvg useAvg rateAvg bill
July 2026918 kWh24.2¢$222
June 2026717 kWh24.3¢$174
May 2026534 kWh27.4¢$146
April 2026535 kWh32.2¢$173
March 2026662 kWh30.5¢$202
February 2026790 kWh30.8¢$243
January 2026867 kWh28.3¢$245
December 2025862 kWh25.3¢$218
November 2025616 kWh27.0¢$166
October 2025525 kWh27.7¢$146
September 2025570 kWh30.5¢$174
August 2025794 kWh30.2¢$240

Typical bill by home size in Connecticut

Monthly use of typical homes, all household sizes, priced at Connecticut's average rate of 28.0¢. Source: EIA RECS 2020 and EIA retail sales.

Home sizeTypical useMost homesTypical bill
Under 1,000 sq ft399 kWh253–608 kWh$112
1,000–1,499 sq ft567 kWh394–811 kWh$159
1,500–1,999 sq ft709 kWh501–994 kWh$198
2,000–2,999 sq ft832 kWh616–1,157 kWh$233
3,000+ sq ft1,067 kWh789–1,544 kWh$299

Summer and winter months run higher than these yearly averages. Check your own bill to compare a specific month.

What uses the most electricity in Connecticut homes

Average yearly use by purpose for Connecticut homes, priced at 28.0¢ per kWh. Source: EIA RECS 2020 (294 surveyed homes).

UsekWh / yr≈ $ / mo
Everything else plugged in1,449 (19%)$34
Air conditioning1,189 (15%)$28
Space heating1,140 (15%)$27
Refrigerators and freezers816 (10%)$19
Water heating771 (10%)$18
TVs and electronics598 (8%)$14
Lighting496 (6%)$12
Washer and dryer456 (6%)$11
Fans and dehumidifiers381 (5%)$9
Cooking and dishwasher348 (4%)$8
Pool and hot tub135 (2%)$3
EV charging15 (0%)$0

Why is my electric bill so high?

Monthly rate, last 5 years

1020304020222023202420252026¢/kWh
ConnecticutU.S. average

Monthly prices swing with the season because fixed charges are spread over fewer or more kWh.

How much electricity Connecticut homes use

4006008001,0001,20020222023202420252026kWh
kWh per home per month

Electricity rates by utility in Connecticut

Average residential revenue per kWh in 2025, largest 15 of 15 by customers. Source: EIA-861.

UtilityCustomersRateAvg use / mo1-yr change
Connecticut Light & Power Co1,193,58128.9¢708 kWh+1.3%
United Illuminating Co314,90935.4¢567 kWh+4.0%
Constellation NewEnergy, Inc107,12430.8¢*754 kWh+4.7%
Town Square Energy49,81930.9¢*849 kWh+6.1%
Direct Energy Services37,91830.0¢*773 kWh+1.7%
Think Energy, LLC28,74630.5¢*824 kWh+7.0%
Town of Wallingford - (CT)21,42617.8¢852 kWh+13.6%
City of Norwich - (CT)18,96723.4¢633 kWh+2.5%
Groton Dept of Utilities - (CT)12,59618.1¢740 kWh-3.5%
XOOM Energy Connecticut, LLC8,43032.0¢*630 kWh+6.7%
Major Energy Electric Services6,37430.6¢*805 kWh+4.3%
North American Power and Gas, LLC3,24335.3¢*644 kWh+4.0%
Bozrah Light & Power Company2,44019.8¢857 kWh+2.2%
Reliant Energy Northeast LLC10526.9¢*837 kWh+8.8%
Energy Plus Holdings LLC2627.2¢*801 kWh+10.0%

* Energy supplier: rate adds the state's average delivery charge, so it's an estimate.

Connecticut electricity: common questions

What is the average electric bill in Connecticut?
The average Connecticut household pays about $196 a month for electricity, based on 699 kWh of use at 28.0¢ per kWh over the 12 months to July 2026 (U.S. Energy Information Administration data).
How much does electricity cost per kWh in Connecticut?
Residential electricity in Connecticut averaged 28.0¢ per kWh over the 12 months to July 2026, and 24.2¢ in July 2026 alone. That is 55% above the U.S. average of 18.0¢, the 7th highest of the 50 states and D.C. These averages spread fixed service charges and surcharges over each kWh. Sales taxes added to bills may not be included.
When are electric bills highest in Connecticut?
In the last 12 months, the average Connecticut bill peaked in January 2026 at $245 and was lowest in October 2025 at $146.
How much electricity does a 1,500–1,999 sq ft home use in Connecticut?
A typical Connecticut home of 1,500–1,999 square feet uses about 709 kWh a month, and most use between 501 and 994 kWh. At the state's average rate that is roughly $198 a month. Based on EIA's Residential Energy Consumption Survey (RECS 2020).
Are electricity rates going up in Connecticut?
Connecticut's average residential rate changed -7.1% compared with the previous 12 months and +26.3% over five years.
What uses the most electricity in Connecticut homes?
In a typical Connecticut home, everything else plugged in uses the most electricity (about 1,449 kWh a year, 19% of the total), followed by air conditioning (15%) and space heating (15%). Homes heated with electricity use about 7,702 kWh a year, compared with 7,816 kWh for homes heated another way. Source: EIA RECS 2020.
How do I know if my Connecticut electric bill is too high?
Compare two things: how many kWh you used against similar homes, and what you paid per kWh against the state average. The free bill check on AverageElectricBill.com does both from the numbers on your bill, adjusting for the month and your home's size.

States with similar rates

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