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Editor: Katerine G., Editor & Data Researcher · Research & publishing: Electric Consumer Editorial Team · Data retrieved · Sources named on this page: EIA retail sales, OpenEI URDB · How we got these numbers · Report an error

EV charging in Connecticut: stations, EVs and home cost

$1,063a year saved in Connecticut by the median EV over a 23 mpg gasoline car, rank 49 of 51 (1 = most)

Charging 100 miles at home costs $11.11 at 29.38 ¢ per kWh; a 23 mpg gasoline car costs $19.00 at $4.37 a gallon (1.7 times), so 13,476 miles saves $1,063 a year. Connecticut has 1,631 public charging stations, 195 of them with DC fast ports: 45 per 100,000 residents (rank 7) and 75.9 per 1,000 road miles (rank 5). 48,800 battery electric and 26,400 plug-in hybrid cars were registered in Connecticut in 2025, 1.6% of light-duty vehicles; 13,300 EVs in 2021. That is 15 plug-in cars per public port.

Gasoline against electricity in Connecticut: $19.00 against $11.11

Gasoline and carbon facts for Connecticut
MeasureConnecticut
Gasoline price used for Connecticut, $ a gallon4.37, New England (PADD 1A) average
Gasoline car, $ a mile0.190
Median EV, $ a mile0.111
Saving over 13,476 miles, $1,063
Break-even power price in Connecticut, ¢ per kWh50.2
Grid kg CO2 per kWh0.244
EV kg CO2 per 100 miles9.2
EV against gasoline, % CO2-76
Grid coal, gas, nuclear, % of generation0.0, 56.5, 38.2
Home use in Connecticut, kWh a month705
EV adds to the typical bill, %60
Yearly saving of the median EV in Connecticut by gasoline price and mpg
Connecticut gasoline $ a gallon20 mpg saving in Connecticut25 mpg saving in Connecticut30 mpg saving in Connecticut40 mpg saving in Connecticut
$3.25$693$255-$37-$402
$3.75$1,030$525$188-$233
$4.25$1,367$794$412-$65
$4.75$1,704$1,064$637$103
$5.25$2,041$1,333$861$272

Charging 100 miles at home in Connecticut: $11.11

Cost to drive 100 miles in Connecticut
VehicleConnecticut kWh/100 miCost/100 miCost/13,476 mikg CO2/100 mi
EV, 10th pct29.2$8.58$1,1567.1
EV, median37.8$11.11$1,4979.2
EV, 90th pct47.3$13.89$1,87211.5
Gasoline, 23 mpg-$19.00$2,56038.6

Connecticut: 29.38 ¢ per kWh (EIA 2025), gasoline $4.369 a gallon.

CSV
Connecticut: yearly cost by miles driven
Connecticut miles10th pct EVMedian EV90th pct EVGasoline carSaving, median EV
5,000$429$555$694$950$394
10,000$858$1,111$1,389$1,900$789
13,476$1,156$1,497$1,872$2,560$1,063
15,000$1,286$1,666$2,083$2,849$1,183
20,000$1,715$2,221$2,778$3,799$1,578

EVs on the road in Connecticut: 48,800 in 2025

Light-duty vehicles registered in Connecticut
Year in ConnecticutBattery electricPlug-in hybridEV share of all, %All vehicles
202113,3009,2000.462,872,000
202222,00013,1000.752,951,300
202331,60018,4001.072,945,700
202439,40022,5001.352,922,700
202548,80026,4001.652,958,800

Connecticut: EVs grew 3.7 times from 2021 to 2025 (rank 43 of 51). Registrations are rounded to 100 by the source. 13.6 EVs per 1,000 residents.

1,631 public stations in Connecticut: 45 per 100,000 residents

Public charging in Connecticut
MeasureConnecticutRank of 51Detail
Public stations open in Connecticut1,63118135 more are not open to the public
With a DC fast port19528764 DC fast ports
Per 100,000 residents45.375.4 with DC fast
Per 1,000 miles of Connecticut public road75.9521,478 road miles (FHWA 2023)
Level 2 ports4,168-4,941 ports in all
Opened in the last 12 months210165 planned
Tesla-connector (NACS) stations114-156 with CCS, 90 with CHAdeMO

Networks in Connecticut: ChargePoint Network 640, Non-Networked 286, LOOP 172, AMPUP 108; 32 networks in all. Open, public stations only.

Connecticut by county and city: 8 counties with a station

Counties of Connecticut with the most public stations
Connecticut countyStationsDC fast stationsPer 100,000 residentsResidents
New Haven County46140No dataNo data
Hartford County44961No dataNo data
Fairfield County24742No dataNo data
New London County13213No dataNo data
Tolland County1209No dataNo data
Middlesex County786No dataNo data
Litchfield County6413No dataNo data
Windham County436No dataNo data

8 of 9 counties in Connecticut have at least one public station; 1 have none. County from station ZIP; 37 unplaced.

Cities of Connecticut with the most public stations
Connecticut cityStationsShare of the state
New Haven18111%
Hartford1087%
Bristol624%
East Hartford614%
Mansfield503%
Stamford463%

162 cities and towns in Connecticut have a listed station.

Connecticut time-of-use rates

Connecticut: time-of-use 33% of utilities, smart meters 21.7%, dynamic 4.44 per 100. No plan with an EV name for Connecticut in the OpenEI snapshot (April 2026).

Utilities in Connecticut with a time-of-use plan on file
Connecticut utilityHomesTime-of-use plansEnergy rate range ¢ per kWh
Connecticut Light & Power Co1,174,420210.3-39.8
United Illuminating Co312,291211.6-49.1
Town of Wallingford21,40529.6-12.0

5 biggest Connecticut utilities

Charging cost by utility in Connecticut
Connecticut utilityHomesPrice ¢100 miles13,476 miles
Connecticut Light & Power Co1,174,42025.31$9.57$1,289
United Illuminating Co312,29131.06$11.74$1,583
Town of Wallingford21,40515.65$5.92$797
City of Norwich18,87022.78$8.61$1,161
Groton Dept of Utilities12,28418.70$7.07$953

Connecticut by month: 25.3 to 33.2 ¢ per kWh

Charging cost by month in Connecticut
Connecticut monthPrice ¢ per kWh100 miles, median EV100 miles, 90th pct EV
Jan30.02$11.35$14.19
Feb33.20$12.55$15.69
Mar32.50$12.29$15.36
Apr32.23$12.18$15.24
May31.59$11.94$14.93
Jun27.19$10.28$12.85
Jul27.60$10.43$13.05
Aug30.24$11.43$14.29
Sep30.48$11.52$14.41
Oct27.72$10.48$13.10
Nov27.02$10.22$12.77
Dec25.30$9.56$11.96

Connecticut among its neighbours

Closest states to Connecticut
Closest to ConnecticutStations per 100,000EV share, % points100 miles at home, $Gasoline, $ a gallonMiles away
Connecticut (this page)451.6$11.11$4.37-
New York-17+0.2-1.13+0.0476
Rhode Island-13-0.4+0.03+0.0081
New Jersey-23+1.1-2.55+0.04101
Massachusetts+20+0.4+0.42-0.05102
Cost to charge 100 miles at home by stateNew Mexico: $5.70Texas: $5.85Kentucky: $5.01Ohio: $6.41Georgia: $5.57Arkansas: $4.85Oregon: $5.81Pennsylvania: $7.30Missouri: $5.10North Carolina: $5.30Utah: $4.94Virginia: $5.78Wyoming: $5.06West Virginia: $5.83New York: $9.98Indiana: $6.14Kansas: $5.50Idaho: $4.47Nevada: $4.97Illinois: $6.69Vermont: $8.67New Jersey: $8.56Minnesota: $5.98Maryland: $7.36Iowa: $5.19Hawaii: $15.35New Hampshire: $9.29Rhode Island: $11.14Connecticut: $11.11Montana: $4.91Arizona: $5.79Nebraska: $4.67Washington: $4.96South Dakota: $5.06California: $12.30Alabama: $6.09Wisconsin: $6.87Mississippi: $5.30Colorado: $5.99Oklahoma: $4.96Tennessee: $4.98Louisiana: $4.75Michigan: $7.56Massachusetts: $11.52Florida: $5.76Alaska: $9.86North Dakota: $4.46South Carolina: $5.66Maine: $10.50Delaware: $6.48District of Columbia: $8.29

Connecticut against its neighbours in the cost ranking, per 100 miles

  • -1 places, New York -1.13 $ against Connecticut
  • +0 places, Maine -0.60 $ against Connecticut
  • Connecticut, rank 47: $11.11
  • +2 places, Rhode Island +0.03 $ against Connecticut
  • +3 places, Massachusetts +0.42 $ against Connecticut

Your numbers for Connecticut

    Sources for Connecticut

    More about Connecticut

    Connecticut electricity hub, Connecticut solar payback of 8.0 years, Connecticut among 51 states for EV charging, appliance running costs at 29.38 ¢, Connecticut calculators.

    Questions

    EV or gasoline in Connecticut, which costs less?

    $11.11 against $19.00 per 100 miles; $1,063 a year over 13,476 miles at $4.37 a gallon.

    Connecticut EV charging cost?

    $11.11 per 100 miles at 29.38 ¢; $1,497 for 13,476 miles. Rank 47 of 51.

    Connecticut chargers along the roads?

    75.9 public stations per 1,000 miles of public road (21,478 miles), rank 5.

    Connecticut EV charging stations, how many?

    1,631 public stations, 45 per 100,000 residents (rank 7 of 51); 135 more are private.

    Connecticut cars per public charger?

    15 plug-in cars per public port, rank 8 of 51 (1 = fewest).

    Connecticut CO2 of charging?

    9.2 kg per 100 miles; gasoline 38.6 kg; grid 0.244 kg per kWh.

    Connecticut fast chargers, how many?

    195 stations with DC fast ports, 764 ports; 5.4 stations per 100,000 residents (rank 17).

    Connecticut registered electric cars, how many?

    48,800 battery electric and 26,400 plug-in hybrid in 2025; EVs were 1.6% of light-duty vehicles, 13,300 in 2021.

    Connecticut county with most charging stations?

    New Haven County with 461 stations (40 with DC fast); 8 of 9 counties have any.

    Connecticut time-of-use rates for EV owners?

    Connecticut: time-of-use 33% of utilities, smart meters 21.7%, dynamic 4.44 per 100. 3 utilities in the OpenEI snapshot list a time-of-use plan.

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    $1,063 a year saved in Connecticut by the median EV over a 23 mpg gasoline car, rank 49 of 51 (1 = most)