Solar panel cost in Allentown, PA (2026)
A typical Allentown home needs about a 8.7 kW system (~22 panels), costing roughly $25,665 upfront or $25,065 after state incentives. The 30% federal credit ended for purchases on Dec 31, 2025 (a lease/PPA can still pass it through). At 4.07 peak sun hours and Pennsylvania's 17.1¢/kWh rate, it pays back in about 14.2 years and saves an estimated $34,934 over 25 years.
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| Annual electricity use | 10,316 kWh |
| Annual solar production | 10,339 kWh |
| Gross system cost | $25,665 |
| Federal tax credit (purchase) | Ended Dec 2025 |
| State / local incentives | – $600 |
| 30% via lease/PPA instead | ~$7,700 value |
| CO₂ avoided per year | 3.6 tons (~59 trees) |
Estimates only — not a quote or financial advice. See our methodology.
What makes Allentown different
Allentown (population ~120,207) gets 4.07 peak sun hours per day — that's 3% less sunny than the Pennsylvania average of 4.2. 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 Pennsylvania level: residents pay about 17.1¢/kWh, and full retail net metering + srec market.
| City peak sun hours | 4.07 hrs/day |
| Recommended system size | 8.7 kW (~22 panels) |
| Installed price per watt | $3/W |
| Gross system cost | $25,665 |
| Federal tax credit (purchase) | Ended Dec 31, 2025 |
| State / local incentives | – $600 |
| Net cash cost | $25,065 |
| 30% credit via lease/PPA | ~$7,700 value |
| Annual energy produced | 10,339 kWh |
| Estimated year-1 savings | $1,765 |
| Payback period | 14.2 years |
| 25-year net savings | $34,934 |
| CO₂ avoided per year | 3.6 tons (~59 trees) |
Compare with the Pennsylvania state average (8.4 kW, $24,180 net, 13.7-yr payback). Modeled estimates, June 2026 — not a quote. See methodology.
Compare real solar quotes in Allentown, PA
See actual prices from vetted local installers — including lease and PPA options that still capture the 30% credit in 2026. Free, no obligation.