SunSavvy

Solar Panel Cost in Massachusetts (2026)

In Massachusetts, residential electricity averages about 30¢/kWh with roughly 4.2 peak sun hours a day. Here's what solar looks like for a typical Massachusetts home using ~10,800 kWh a year.

System size
8.2 kW
~21 panels
Est. gross cost
$24,576
before incentives
Federal tax credit
- $7,373
30% ITC (verify)
Net cost
$17,203
after credit
Year-1 savings
$3,240
Payback
5.3 yrs

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Enter your real electric bill — the calculator is preset to Massachusetts.

Assumes $3.00/W installed and the 30% federal tax credit. Estimates only.

System size
4.6 kW
~12 panels
Est. gross cost
$13,653
before incentives
Federal tax credit
- $4,096
30% ITC
Net cost
$9,557
after credit
Year-1 savings
$1,800
Payback
5.3 yrs
25-year net savings
$51,807
after system cost, with rate escalation
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Incentives in Massachusetts

The biggest incentive is usually the federal solar tax credit — see ourtax credit guide and confirm the current percentage, since the rules have changed recently. Massachusetts may also offer state or utility incentives, rebates or performance payments; look up current programs in theDSIRE database.

What moves the number in Massachusetts

  • Your utility's rate and net metering — see how net metering works.
  • Roof orientation, shading and sun hours (4.2/day here on average).
  • Installer pricing — always compare several quotes.

Figures are estimates for education, not a quote. Electricity rates and sun hours are approximate state averages. Confirm with local installers.

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