Solar panel cost in Warwick, RI (2026)
A typical Warwick home needs about a 6.4 kW system (~16 panels), costing roughly $20,160 upfront or $19,160 after state incentives. The 30% federal credit ended for purchases on Dec 31, 2025 (a lease/PPA can still pass it through). At 4.01 peak sun hours and Rhode Island's 29.1¢/kWh rate, it pays back in about 8.8 years and saves an estimated $54,437 over 25 years.
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| Annual electricity use | 7,423 kWh |
| Annual solar production | 7,377 kWh |
| Gross system cost | $19,845 |
| Federal tax credit (purchase) | Ended Dec 2025 |
| State / local incentives | – $1,000 |
| 30% via lease/PPA instead | ~$5,954 value |
| CO₂ avoided per year | 2.6 tons (~43 trees) |
Estimates only — not a quote or financial advice. See our methodology.
What makes Warwick different
Warwick (population ~81,699) gets 4.01 peak sun hours per day — that's 7% less sunny than the Rhode Island average of 4.3. Slightly less local sunlight means panels produce a touch less than the state average, so sizing and orientation matter. Electricity rates, net metering, and incentives are set at the Rhode Island level: residents pay about 29.1¢/kWh, and renewable energy growth program + full net metering.
| City peak sun hours | 4.01 hrs/day |
| Recommended system size | 6.4 kW (~16 panels) |
| Installed price per watt | $3/W |
| Gross system cost | $20,160 |
| Federal tax credit (purchase) | Ended Dec 31, 2025 |
| State / local incentives | – $1,000 |
| Net cash cost | $19,160 |
| 30% credit via lease/PPA | ~$6,048 value |
| Annual energy produced | 7,494 kWh |
| Estimated year-1 savings | $2,165 |
| Payback period | 8.8 years |
| 25-year net savings | $54,437 |
| CO₂ avoided per year | 2.6 tons (~43 trees) |
Compare with the Rhode Island state average (5.9 kW, $17,585 net, 8.2-yr payback). Modeled estimates, June 2026 — not a quote. See methodology.
Compare real solar quotes in Warwick, RI
See actual prices from vetted local installers — including lease and PPA options that still capture the 30% credit in 2026. Free, no obligation.