Discover how much solar costs near you:

The average cost to install solar on a home in Connecticut is $4.33 per watt, with about 80 percent of systems installed for $3.10 per watt to $5.25 per watt. This is lower than the average solar cost in the New England Region of $4.62 per watt.



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The average size of a solar system in Connecticut is 7.7 kilowatts, which would cost around $33,300 without any federal, state, or local incentives.


1 kilowatt of solar PV in Connecticut produces an average of 1,224 kilowatt-hours of electricity per year, so a 7.7 kilowatt solar system would generate 9,425 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 $1,788 each year. At this rate of annual savings, the system could pay for itself in about 19 years assuming no additional system expenses. This is less than the expected 30-year lifespan of a typical solar panel.


Recent installations:
Branford: 6.0 kilowatt system installed for $4.50 per watt by Posigen
Bloomfield: 5.3 kilowatt system installed for $3.21 per watt by Roof Diagnostics Solar & Electric
Oxford: 6.5 kilowatt system installed for $3.40 per watt by Trinity Solar
Preston: 10.1 kilowatt system installed for $3.75 per watt by Befree Green Energy
West Suffield: 6.8 kilowatt system installed for $3.23 per watt by Trinity Solar
Branford: 10.7 kilowatt system installed for $3.40 per watt by Aegis Electrical Systems


Top solar companies most active in Connecticut include:
SolarCity, Trinity Solar, Roof Diagnostics Solar & Electric, Sungevity, C-Tec Solar
Get more information about top Connecticut solar companies.


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


Explore the cost of solar in Connecticut cities and towns

Ansonia $4.35
Ashford $4.65
Avon $3.93
Baltic $4.34
Beacon Falls $4.23
Berlin $4.26
Bethany $4.03
Bethel $4.19
Bethlehem $4.33
Bloomfield $3.97
Bolton $3.76
Branford $4.63
Bridgeport $4.65
Bristol $4.47
Broad Brook $4.21
Brookfield $4.57
Brooklyn $4.32
Burlington $4.13
Canterbury $4.33
Canton $4.08
Cheshire $4.22
Chester $4.89
Clinton $4.50
Colchester $4.60
Columbia $4.67
Coventry $4.52
Cromwell $4.68
Danbury $4.55
Danielson $4.22
Darien $4.83
Dayville $3.88
Deep River $4.78
Derby $4.42
Durham $4.33
East Granby $4.43
East Haddam $4.41
East Hampton $4.25
East Hartford $4.22
East Haven $4.21
East Lyme $4.18
East Windsor $4.40
Easton $4.73
Ellington $4.51
Enfield $4.70
Fairfield $4.23
Farmington $3.82
Gales Ferry $4.45
Glastonbury $4.38
Goshen $4.57
Granby $4.59
Greenwich $4.35
Griswold $4.11
Groton $4.41
Guilford $4.25

Explore the cost of solar in other states