Solar panel cost in Rancho Cucamonga, CA (2026)
A typical Rancho Cucamonga home needs about a 4.3 kW system (~11 panels), costing roughly $13,330 upfront or $12,930 after state incentives. The 30% federal credit ended for purchases on Dec 31, 2025 (a lease/PPA can still pass it through). At 5.3 peak sun hours and California's 31.4¢/kWh rate, it pays back in about 7.2 years and saves an estimated $48,531 over 25 years.
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Preset to Rancho Cucamonga's local sunlight. Adjust your monthly bill for a personalized estimate.
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| Annual electricity use | 6,726 kWh |
| Annual solar production | 6,655 kWh |
| Gross system cost | $13,330 |
| Federal tax credit (purchase) | Ended Dec 2025 |
| State / local incentives | – $400 |
| 30% via lease/PPA instead | ~$3,999 value |
| CO₂ avoided per year | 2.3 tons (~38 trees) |
Estimates only — not a quote or financial advice. See our methodology.
What makes Rancho Cucamonga different
Rancho Cucamonga (population ~175,236) gets 5.3 peak sun hours per day — that's 5% less sunny than the California average of 5.6. 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 California level: residents pay about 31.4¢/kWh, and nem 3.0 net billing; sgip storage rebates.
| City peak sun hours | 5.3 hrs/day |
| Recommended system size | 4.3 kW (~11 panels) |
| Installed price per watt | $3/W |
| Gross system cost | $13,330 |
| Federal tax credit (purchase) | Ended Dec 31, 2025 |
| State / local incentives | – $400 |
| Net cash cost | $12,930 |
| 30% credit via lease/PPA | ~$3,999 value |
| Annual energy produced | 6,655 kWh |
| Estimated year-1 savings | $1,808 |
| Payback period | 7.2 years |
| 25-year net savings | $48,531 |
| CO₂ avoided per year | 2.3 tons (~38 trees) |
Compare with the California state average (4.1 kW, $12,310 net, 6.8-yr payback). Modeled estimates, June 2026 — not a quote. See methodology.
Compare real solar quotes in Rancho Cucamonga, CA
See actual prices from vetted local installers — including lease and PPA options that still capture the 30% credit in 2026. Free, no obligation.