SunSavvy

Solar Panel Cost in Rhode Island (2026)

In Rhode Island, residential electricity averages about 28¢/kWh with roughly 4.1 peak sun hours a day. Here's what solar looks like for a typical Rhode Island home using ~10,800 kWh a year.

System size
8.4 kW
~21 panels
Est. gross cost
$25,175
before incentives
Federal tax credit
- $7,553
30% ITC (verify)
Net cost
$17,623
after credit
Year-1 savings
$3,024
Payback
5.8 yrs

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Estimate your own Rhode Island numbers

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

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

System size
5 kW
~13 panels
Est. gross cost
$14,985
before incentives
Federal tax credit
- $4,496
30% ITC
Net cost
$10,490
after credit
Year-1 savings
$1,800
Payback
5.8 yrs
25-year net savings
$50,875
after system cost, with rate escalation
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Incentives in Rhode Island

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. Rhode Island may also offer state or utility incentives, rebates or performance payments; look up current programs in theDSIRE database.

What moves the number in Rhode Island

  • Your utility's rate and net metering — see how net metering works.
  • Roof orientation, shading and sun hours (4.1/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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Compare local installers — no obligation.

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