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Connecticut Electricity Cost & Rates

The July 2026 EIA residential average is 24.16¢/kWh. Compare typical household costs, supported utility rate plans and calculator estimates for Connecticut.

24.16¢/kWh-12.5% year over year

Equivalent to $0.2416 per kWh · July 2026 residential average

July 202527.60¢
vs. U.S. average+31.9%
U.S. high-price rank#11
Calculate a Connecticut electricity billBrowse utility rate plans

What this rate means in everyday costs

Examples below use fixed usage assumptions so states can be compared consistently.

$241.601,000 kWh household electricity example
$75.931,000 EV miles at 3.5 mi/kWh + 10% charging loss
$43.491.5 kW appliance, 4 h/day for 30 days
$2,416.00Value of 10,000 kWh/year of offset electricity

Use Connecticut in a calculator

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EV charging calculator

Starts from 24.16¢/kWh.

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Electricity bill calculator

Estimate usage cost from kWh.

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Appliance cost calculator

Convert wattage and runtime to dollars.

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Solar savings calculator

Value estimated solar output at the state rate.

Source and update date

U.S. Energy Information Administration, Electric Power Monthly Table 5.6.A, Form EIA-861M. Data period: July 2026. Release date: September 24, 2026. Status: preliminary.

Open the EIA source table →

Related Connecticut page

See a concrete application of this rate in the Tesla Model Y charging-cost page.

Tesla Model Y charging cost in Connecticut →

Local utility rate plans

Eversource Connecticut — Eversource Connecticut Rate 7 is a residential time-of-day tariff; CalcuRiver models a dated 2026 VPP marginal-cost snapshot. View calculator-ready tariff →

Utility coverage in Connecticut

1 tracked provider profile; 1 calculator-ready.

All utilities →

Connecticut Light & Power d/b/a Eversource Energy

Eversource electric service territory in Connecticut

Residential rate profile

Eversource Connecticut Rate 7 is a residential time-of-day tariff; CalcuRiver models a dated 2026 VPP marginal-cost snapshot.

Calculator-readyView utility →
usage calculator

How much does electricity cost in Connecticut at 500–2,000 kWh?

Monthly at 24.16¢/kWh$241.60
Annual at same usage$2,899.20
U.S. average comparison$183.10
Monthly difference vs U.S.+$58.50
$120.80500 kWh / month
$241.601,000 kWh / month
$362.401,500 kWh / month
$483.202,000 kWh / month

Open the full electricity bill calculator →

This is a state-average energy-cost benchmark, not a utility tariff or complete bill. Utility rate plans, fixed charges, taxes, riders and time-of-use schedules can change the actual amount.

Rate source: EIA Electric Power Monthly Table 5.6.A · data period 2026-07 · released 2026-09-24 · preliminary.

Continue this cost analysis

Use the same state electricity context across transportation, solar and storage decisions.

EV charging in ConnecticutTranslate the same electricity market into vehicle charging cost.Connecticut solar savingsEstimate how local solar production and electricity prices affect savings.Connecticut home battery economicsEstimate storage value, self-consumption and payback in the same state.