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EV Charging Costs in Connecticut

At 25.64¢/kWh, Connecticut is 59% above the national average (16.11¢/kWh). Ranked #48 cheapest out of 51.

Data: EIA residential electricity rates · EPA vehicle efficiency · March 2026

Monthly Charging Cost
$67.31
Tesla Model 3 · 35 mi/day
Annual Charging Cost
$808
/year
Annual Savings vs Gas
$767
vs 28 MPG @ $3.50/gal
Electricity Rate
25.64¢
per kWh · Rank #48/51
Cost Per Mile
$0.064
vs $0.125 gas
Full Charge Cost
$15.38
60 kWh battery · 272 mi range

Calculate Your Costs in Connecticut

These links open our calculators with Connecticut's electricity rate pre-selected — customize with your actual vehicle and driving habits.

Similar States by Electricity Rate

StateRateMonthly CostRank
Connecticut (you)25.64¢$67.31#48
New Hampshire22.57¢$59.25#45
Alaska23.13¢$60.72#46
Massachusetts25.51¢$66.96#47
Rhode Island27.36¢$71.82#49
California27.57¢$72.37#50

EV Charging in Connecticut: What You Need to Know

Connecticut's residential electricity rate of 25.64¢/kWh is 59% above the national average. For a typical EV owner driving 35 miles per day, this translates to about $67.31 per month in charging costs — or $807.66 annually. Compared to fueling a 28 MPG gas car at $3.50/gallon, you save $767 per year.

At $0.064 per mile for electricity versus $0.125 per mile for gas, driving electric in Connecticut costs 49% less per mile. Over 5 years of typical driving (12,775 miles/year), that adds up to $3,837 in fuel savings alone — before accounting for reduced maintenance costs.

A full charge on a Tesla Model 3 (60 kWh battery, 272 miles of range) costs $15.38 in Connecticut. Most daily charging sessions only use 20-40% of the battery, so a typical overnight charge costs $4.62 to $6.15.

Frequently Asked Questions

At Connecticut's average residential rate of 25.64¢/kWh, charging a Tesla Model 3 (60 kWh battery) from empty costs $15.38. For a typical driver covering 35 miles/day, monthly charging costs are about $67.31.