Discover how much solar costs near you:

The average cost to install solar on a home in Massachusetts is $4.64 per watt, with about 80 percent of systems installed for $3.22 per watt to $5.60 per watt. This is higher 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 Massachusetts is 7.4 kilowatts, which would cost around $34,300 without any federal, state, or local incentives.


1 kilowatt of solar PV in Massachusetts produces an average of 1,227 kilowatt-hours of electricity per year, so a 7.4 kilowatt solar system would generate 9,077 kilowatt-hours of electricity every year. An average household in Massachusetts uses 7,219 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 Massachusetts $1,767 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:
Northampton: 9.9 kilowatt system installed for $5.87 per watt by Paradise Energy Solutions
Blandford: 14.9 kilowatt system installed for $2.97 per watt by Paradise Energy Solutions
Hanson: 8.3 kilowatt system installed for $3.50 per watt by Sunrun
Springfield: 7.0 kilowatt system installed for $5.60 per watt by SolarCity
Plymouth: 8.1 kilowatt system installed for $3.43 per watt by Sunrun
Gardner: 10.3 kilowatt system installed for $5.60 per watt by SolarCity


Top solar companies most active in Massachusetts include:
SolarCity, Vivint, Roof Diagnostics Solar & Electric, Sunrun, Sungevity
Get more information about top Massachusetts solar companies.


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


Explore the cost of solar in Massachusetts cities and towns

Abington $5.33
Acton $4.90
Acushnet $4.17
Adams $4.64
Agawam $4.72
Amesbury $4.95
Amherst $4.60
Andover $4.16
Arlington $4.61
Ashby $3.95
Ashfield $4.09
Ashland $4.59
Athol $4.71
Attleboro $4.36
Auburn $4.50
Avon $4.18
Ayer $4.21
Barnstable $5.11
Barre $4.20
Bedford $5.09
Belchertown $4.50
Bellingham $4.65
Beverly $4.16
Billerica $4.71
Blackstone $4.95
Boston $5.13
Bourne $5.12
Boxborough $5.01
Boxford $5.31
Brewster $4.85
Bridgewater $5.03
Brockton $4.83
Brookfield $4.71
Burlington $4.28
Cambridge $5.12
Canton $4.22
Carver $4.86
Charlton $4.83
Chatham $5.04
Chelmsford $4.73
Cheshire $4.63
Chesterfield $4.32
Chilmark $5.90
Clinton $4.71
Cummington $5.00
Dalton $4.01
Dartmouth $4.44
Dedham $4.82
Deerfield $4.85
Dennis $4.93
Dighton $3.94
Douglas $4.76
Dracut $4.08
Dudley $4.70
Duxbury $5.14
East Bridgewater $4.59
East Brookfield $4.18
East Longmeadow $4.48
Eastham $5.07
Easthampton $4.66
Easton $4.92
Everett $5.06
Fairhaven $4.33
Fall River $4.71
Falmouth $5.01
Fitchburg $4.66
Foxborough $4.34
Framingham $4.67
Franklin $4.02
Freetown $4.52
Gardner $5.03
Gloucester $4.38
Grafton $4.79
Granby $4.52
Greenfield $4.55
Hadley $4.33
Halifax $5.45
Hampden $4.15
Hanover $5.20
Hanson $4.91
Harvard $4.47
Harwich $5.36
Hatfield $4.53
Haverhill $4.10
Holbrook $4.98
Holliston $4.48
Hopedale $4.38
Hopkinton $4.30
Hubbardston $4.99
Kingston $4.55
Lancaster $5.03
Lawrence $4.76
Leicester $3.60
Leominster $4.32
Leverett $4.44
Lexington $4.45
Littleton $4.69
Longmeadow $4.65
Lowell $4.46
Ludlow $4.75
Lunenburg $4.00
Lynn $4.11
Malden $5.11
Manchester $4.79
Marion $3.71
Marlborough $4.53
Marshfield $5.22
Mashpee $5.11
Mattapoisett $4.11
Maynard $4.79
Medford $4.66
Medway $5.14
Melrose $5.24
Mendon $4.95
Methuen $4.11
Milford $4.51
Millbury $4.38
Millis $4.40
Millville $5.31
Milton $5.47
Monson $4.41
Montague $4.27
Natick $4.31
Needham $4.30
New Bedford $4.59
New Braintree $4.13
Newbury $4.22
Newburyport $4.68
Newton $4.76
Norfolk $4.26
North Andover $4.40
Northampton $4.45
Northborough $4.29
Northbridge $4.85
Northfield $4.29
Norton $4.05
Norwell $4.87
Orange $4.76
Orleans $4.93
Oxford $4.23
Palmer $4.46
Pelham $4.06
Pembroke $4.98
Pepperell $4.38
Phillipston $3.92
Pittsfield $4.67
Plainville $4.74
Plymouth $4.91
Provincetown $5.19
Quincy $4.18
Randolph $5.14
Rehoboth $3.86
Revere $5.09
Rochester $4.48
Rockland $5.01
Rockport $3.90
Rutland $5.19
Salem $4.58
Salisbury $4.90
Sandwich $5.16
Saugus $4.45
Scituate $5.91
Seekonk $3.52
Sharon $4.27
Shirley $4.59
Somerset $4.57
Somerville $5.31
Southampton $4.92
Southborough $4.73
Southbridge $4.57
Southwick $4.84
Spencer $4.27
Springfield $4.68
Stoneham $4.40
Stoughton $4.80
Sturbridge $4.83
Sudbury $4.28
Sunderland $4.22
Sutton $4.33
Swampscott $4.74
Swansea $4.33
Tewksbury $4.80
Townsend $4.49
Truro $4.83
Tyngsborough $4.20
Upton $4.74
Uxbridge $4.99
Walpole $4.75
Waltham $4.36
Ware $4.44
Wareham $4.75
Warren $5.11
Watertown $4.71
Webster $4.87
Wellfleet $4.65
West Bridgewater $4.31
West Newbury $4.55
West Springfield $4.65
Westborough $4.86
Westford $4.45
Westhampton $4.63
Westminster $4.73
Westport $4.53
Weymouth $4.69
Whitman $4.67
Wilbraham $4.59
Williamsburg $4.50
Winchendon $4.83
Winchester $4.50
Woburn $4.49
Worcester $4.59
Wrentham $4.65
Yarmouth $5.26

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