Discover how much solar costs near you:

The average cost to install solar on a home in Connecticut is $4.23 per watt, with about 80 percent of systems installed for $2.98 per watt to $5.25 per watt. This is lower than the average solar cost in the New England Region of $4.50 per watt.



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The average size of a solar system in Connecticut is 7.7 kilowatts, which would cost around $32,600 without any federal, state, or local incentives.


1 kilowatt of solar PV in Connecticut produces an average of 1,223 kilowatt-hours of electricity per year, so a 7.7 kilowatt solar system would generate 9,419 kilowatt-hours of electricity every year. An average household in Connecticut uses 8,777 kilowatt-hours of electricity in a year.


With an average state electricity price of 19 cents per kilowatt-hour, this solar system could save a household in Connecticut $1,787 each year. At this rate of annual savings, the system could pay for itself in about 18 years assuming no additional system expenses. This is less than the expected 30-year lifespan of a typical solar panel.


Recent installations:
West Haven: 10.0 kilowatt system installed for $4.57 per watt by Posigen
South Windsor: 10.9 kilowatt system installed for $3.60 per watt by Direct Energy Solar
Bloomfield: 8.3 kilowatt system installed for $5.25 per watt by SolarCity
Bridgeport: 6.0 kilowatt system installed for $4.50 per watt by Posigen
Old Saybrook: 6.6 kilowatt system installed for $3.95 per watt by Direct Energy Solar
Hamden: 5.6 kilowatt system installed for $5.25 per watt by SolarCity


Top solar companies most active in Connecticut include:
SolarCity, Roof Diagnostics Solar & Electric, Trinity Solar, Sunrun, Direct Energy Solar
Get more information about top Connecticut solar companies.


Solar companies with some of the lowest system costs in Connecticut include:
Sunrun, NVT Licenses, Roof Diagnostics Solar & Electric, Trinity Solar, Direct Energy Solar
Get more information about the best Connecticut solar companies for low system costs.


Explore the cost of solar in Connecticut cities and towns

Ansonia $4.22
Ashford $5.06
Avon $4.02
Berlin $4.25
Bethany $3.95
Bethel $3.83
Bloomfield $3.63
Bolton $3.65
Branford $4.79
Bridgeport $4.64
Bristol $4.32
Brookfield $4.51
Brooklyn $4.58
Burlington $4.12
Canterbury $4.31
Cheshire $3.84
Clinton $4.31
Colchester $4.55
Coventry $4.07
Cromwell $4.49
Danbury $4.18
Danielson $3.95
Dayville $3.46
Deep River $4.94
Derby $4.17
Durham $4.01
East Haddam $4.55
East Hampton $4.16
East Hartford $3.80
East Haven $4.29
East Lyme $3.67
Ellington $4.36
Enfield $4.46
Fairfield $4.14
Farmington $4.01
Gales Ferry $3.83
Glastonbury $3.98
Griswold $4.07
Guilford $4.16
Haddam $4.03
Hamden $4.50
Hartford $3.48
Harwinton $4.15
Hebron $4.62
Higganum $3.81
Killingworth $4.05
Lebanon $4.14
Ledyard $4.06
Lisbon $4.22
Madison $4.19
Manchester $4.29
Meriden $4.49
Middlefield $4.05
Middletown $4.20
Milford $4.06
Monroe $4.09
Mystic $4.14
Naugatuck $3.93
New Britain $4.50
New Fairfield $4.55
New Hartford $3.79
New Haven $4.41
New London $4.37
New Milford $4.46
Newington $4.05
Niantic $4.31
North Branford $4.06
North Haven $4.17
North Stonington $4.94
Norwalk $3.91
Oakdale $4.99
Oakville $4.26
Old Lyme $3.97
Old Saybrook $4.44
Orange $4.04
Oxford $3.81
Pawcatuck $4.26
Plainfield $4.56
Plainville $3.46
Plantsville $4.14

Explore the cost of solar in other states