Solar panel cost in Olathe, KS (2026)
A typical Olathe home needs about a 8.4 kW system (~21 panels), costing roughly $23,940 upfront. The 30% federal credit ended for purchases on Dec 31, 2025 (a lease/PPA can still pass it through). At 4.48 peak sun hours and Kansas's 13.8¢/kWh rate, it pays back in about 18.2 years and saves an estimated $20,660 over 25 years.
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| Annual electricity use | 11,043 kWh |
| Annual solar production | 10,989 kWh |
| Gross system cost | $23,940 |
| Federal tax credit (purchase) | Ended Dec 2025 |
| State / local incentives | — |
| 30% via lease/PPA instead | ~$7,182 value |
| CO₂ avoided per year | 3.9 tons (~64 trees) |
Estimates only — not a quote or financial advice. See our methodology.
What makes Olathe different
Olathe (population ~134,305) gets 4.48 peak sun hours per day — that's 10% less sunny than the Kansas average of 5. 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 Kansas level: residents pay about 13.8¢/kWh, and net metering with utility-set export rates.
| City peak sun hours | 4.48 hrs/day |
| Recommended system size | 8.4 kW (~21 panels) |
| Installed price per watt | $3/W |
| Gross system cost | $23,940 |
| Federal tax credit (purchase) | Ended Dec 31, 2025 |
| State / local incentives | — |
| Net cash cost | $23,940 |
| 30% credit via lease/PPA | ~$7,182 value |
| Annual energy produced | 10,989 kWh |
| Estimated year-1 savings | $1,312 |
| Payback period | 18.2 years |
| 25-year net savings | $20,660 |
| CO₂ avoided per year | 3.9 tons (~64 trees) |
Compare with the Kansas state average (7.6 kW, $21,660 net, 16.4-yr payback). Modeled estimates, June 2026 — not a quote. See methodology.
Compare real solar quotes in Olathe, KS
See actual prices from vetted local installers — including lease and PPA options that still capture the 30% credit in 2026. Free, no obligation.