Solar Panel Cost in Philadelphia, PA
Average solar installation in Philadelphia costs $27,114 for a 7 kW system in 2026. Philadelphia gets 4.5 peak sun hours/day. Note: the 30% federal residential ITC expired December 31, 2025 — state incentives may still apply.
Philadelphia 7kW System
$27,114
Federal ITC expired 12/31/2025
Peak Sun Hours
4.5 hrs/day
Good solar potential
Est. Payback Period
15 years
at avg electricity rates
Solar Panel Cost in Philadelphia by System Size — 2026
| System Size | Est. Cost | Range |
|---|---|---|
| 5 kW (small home) up to 600 kWh/mo | $19,251 | $15,786 – $23,486 |
| 7 kW (average home) 700–900 kWh/mo | $27,114 | $22,233 – $33,079 |
| 10 kW (large home) 900–1,200 kWh/mo | $38,773 | $31,794 – $47,303 |
| 12 kW (very large) 1,200+ kWh/mo | $46,365 | $38,019 – $56,565 |
Prices include equipment, installation, and permitting for Philadelphia. Federal residential ITC expired Dec 31, 2025 — check Pennsylvania state incentives for available rebates and credits.
Is Solar Worth It in Philadelphia? A 2026 Analysis
Philadelphia Solar Resource
Philadelphia receives 4.5 peak sun hours per day on average. This is good solar potential. The average US city gets 4.5–5.0 hours, so Philadelphia is a solid market for solar investment.
Pennsylvania Net Metering
Net metering policy determines how much your utility pays for excess solar power. Pennsylvania's net metering rules directly affect your financial return in Philadelphia. Full retail credit (what you pay per kWh = what you receive for exports) maximizes savings. Some utilities have reduced or eliminated net metering — check with your local utility before purchasing.
Financial Projections for Philadelphia
A typical 7 kW solar system in Philadelphia costs $27,114 and saves approximately $1,800/year at average electricity rates. That's a 15-year payback period without incentives. State credits or solar company lease programs may reduce upfront cost. Over 25 years, the system generates roughly $17,886 in net savings above system cost.
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FAQs — Solar Panels in Philadelphia
The average solar panel installation in Philadelphia, Pennsylvania costs $27,114 for a typical 7 kW system in 2026. Note: the 30% federal residential ITC expired December 31, 2025 — state incentives may reduce costs further. With 4.5 average peak sun hours per day, Philadelphia has good solar potential.
Solar is a solid investment in Philadelphia with 4.5 peak sun hours/day. At average electricity rates, a properly sized system typically pays back in 15 years and generates savings over a 25-year lifespan. Check Pennsylvania's net metering policy — full retail credit makes solar significantly more valuable.
Philadelphia solar owners can access: 1) Federal 30% Investment Tax Credit (through 2032) — saves $8,134 on a typical system; 2) Pennsylvania state incentives — check your state's database for additional credits and rebates; 3) Local utility rebates — contact Philadelphia's utility provider; 4) Net metering — get credit for excess power sent to the grid.
In Philadelphia with 4.5 peak sun hours/day, a home using 900 kWh/month needs approximately 8 solar panels (400W each) — about a 3.2 kW system. Your solar installer will size the system based on your actual utility bills and roof conditions.
To find a trustworthy solar installer in Philadelphia: verify PA contractor licensing, check NABCEP certification (the gold standard for solar installers), read Google and BBB reviews, get at least 3 quotes, and use EnergySage's marketplace — it connects you with pre-screened Philadelphia installers competing for your business, which typically saves $3,000–$8,000 vs. going direct.
Philadelphia Solar Summary
Pennsylvania State Data
Solar costs and incentives across Pennsylvania.
View Pennsylvania Solar Data →