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Connecticut Electricity Prices

Average retail price by sector.

Residential
24.32¢ /kWh
▼ 10.6%vs. last year
Commercial
19.62¢ /kWh
▼ 7.9%vs. last year
Industrial
16.70¢ /kWh
▼ 12.2%vs. last year

Data current through June 2026 — the latest available from the U.S. EIA, which publishes monthly figures on a roughly two-month delay.

Average monthly bill

Full bill breakdown →
$201per month▼ 5.0% vs. the year before

28.36¢/kWh × 707 kWh a month. Residential revenue divided by residential customers, averaged over the 12 months to June 2026 — the 3rd highest among the 50 states and DC.

Compared with the U.S. and neighboring states

Average monthly residential electricity bill, in US dollars
Connecticut
$201
U.S. average
$156
Massachusetts
$183
New York
$165
Rhode Island
$164

Connecticut is $45 a month above (+28.6%) the U.S. average of $156. Average monthly bill, July 2025 – June 2026.

How Connecticut makes its electricity

Fuel mix & 10-year trend →Power plants →
Renewable
3.8%
Carbon-free
41.0%
Largest source
Natural gas 56%
Connecticut electricity generation by source, July 2025 – June 2026
SourceShareGeneration
Natural gas56.2%25,548 GWh
Coal0.0%0 GWh
Nuclear37.2%16,910 GWh
Wind0.0%11 GWh
Solar1.8%837 GWh
Hydro0.7%296 GWh
Other4.1%1,884 GWh

45.5 TWh of net generation over the 12 months to June 2026. Generation, not consumption — power crosses state lines.

Connecticut electricity prices in context

Connecticut's residential electricity rate stands at 27.37¢/kWh in May 2026, making it the eighth most expensive state in the nation. This exceeds the US average of 18.44¢/kWh by 8.93¢/kWh, or 48.4%. Among bordering states, only New York at 29.93¢/kWh and Rhode Island at 29.46¢/kWh command higher rates; Massachusetts comes in slightly lower at 28.82¢/kWh. Commercial and industrial rates in the state are 21.08¢/kWh and 16.76¢/kWh respectively.

The rate has climbed markedly in recent years. Since May 2021 it has risen 23.8% from 22.11¢/kWh, and over two decades since May 2006 it has increased 60.7% from 17.03¢/kWh. Over the full span of available records since January 2001, the increase reaches 155.8% from 10.70¢/kWh. A recent peak came in April 2023 at 34.48¢/kWh; the record low stands at 10.23¢/kWh in February 2001. Year over year, the rate has declined 13.4%.

The typical Connecticut household pays $203 per month for 709 kWh of electricity, compared with the national average of $155 for 871 kWh. Connecticut's above-average rate combines with below-average monthly consumption to yield a bill substantially higher than the national figure despite using less power overall.

Written from the EIA figures on this page, covering data through May 2026.

12-month trend

ResidentialCommercialIndustrial
11¢17¢23¢28¢34¢Jul '25Oct '25Jan '26Mar '26Jun '26ResidentialCommercialIndustrial

Price history since 2001

ResidentialCommercialIndustrial
4.6¢13¢21¢29¢37¢Jan '01May '07Oct '13Feb '20Jun '26ResidentialCommercialIndustrial

Average retail price in all three sectors, every month since January 2001.

Residential

Jan '01
10.70¢
Now
24.32¢
Change
▲ 127.3%
Range
10.23–34.48¢

Recent months

MonthResidentialCommercialIndustrial
June 202624.3219.6216.70
May 202627.3721.0816.76
April 202632.2423.5617.93
March 202630.4723.7818.58
February 202630.7724.5921.52
January 202628.3023.1621.13
December 202525.3022.2119.13
November 202527.0221.1817.70
October 202527.7221.5812.94
September 202530.4821.9417.99
August 202530.2423.7018.84
July 202527.6022.8618.59

Prices in ¢/kWh.

Frequently asked questions

›How much does electricity cost in Connecticut?
Residential electricity in Connecticut costs 24.32¢ per kilowatt-hour as of June 2026, the 12th highest rate among the 50 states and DC. Commercial customers pay 19.62¢ and industrial customers 16.70¢ per kilowatt-hour.
›Why is electricity expensive in Connecticut?
Connecticut's residential rate of 24.32¢/kWh is +35.7% versus the U.S. average of 17.92¢/kWh. What a household actually pays also depends on how much it uses: the typical Connecticut home consumes 707 kWh a month against a national average of 870 kWh, which is why its average bill comes to $201.
›Have electricity prices in Connecticut gone up?
Residential electricity in Connecticut has moved +127.3% since 2001, reaching 24.32¢/kWh in June 2026. Over the last year alone the change was -10.6%.
›Is electricity cheaper in states neighboring Connecticut?
Of the states bordering Connecticut, Rhode Island has the lowest average monthly bill at $164 and Massachusetts the highest at $183. Connecticut averages $201 a month, against a U.S. average of $156.