Solar Panel Cost in Dover, DE (2026)

Average: $19,800 before incentives · $2.64/watt

Dover Solar Quick Facts: A typical 7.5 kW system in Dover costs approximately $19,800 before the 30% federal tax credit. After the credit, expect to pay around $13,860.

Solar Panel Costs in Dover, Delaware

Homeowners in Dover, DE pay an average of $2.64 per watt for solar panel installation. For a typical 7.5 kW residential system, that comes out to $19,800 before incentives.

The 30% federal Investment Tax Credit reduces the net cost to approximately $13,860. Local installer competition, permitting costs, and roof complexity can all affect your final price.

System SizeCost Before CreditCost After 30% ITC
5 kW (Small)$13,200$9,240
7.5 kW (Average)$19,800$13,860
10 kW (Large)$26,400$18,480
12 kW (Extra Large)$31,680$22,176

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Dover Solar Incentives

In addition to the federal 30% tax credit, Dover homeowners may qualify for:

State Incentives: Federal ITC (30%), Green Energy Fund

Net metering availability in Delaware: Yes

Federal Solar Tax Credit Guide → | Net Metering Guide →

How to Get the Best Solar Price in Dover

Solar prices can vary significantly between installers in Dover. We recommend getting at least 3 quotes from local installers to compare pricing, equipment, and warranties. Key things to compare include the panel brand and efficiency, inverter type (string vs. microinverters), warranty terms, and whether monitoring is included.

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See how much you can save with solar panels for your home. Compare quotes from top-rated local installers.

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Frequently Asked Questions About Solar in Dover

How long does solar installation take in Dover?

Most residential solar installations in Dover take 1-3 days for the physical installation. However, the full process from signing a contract to having your system turned on typically takes 2-3 months, primarily due to permitting and utility interconnection timelines.

What's the payback period for solar in Dover?

Based on average electricity rates and 4.5 peak sun hours per day, most Dover homeowners see a payback period of 7-12 years. After that, you're generating essentially free electricity for the remaining life of the system. Calculate your payback period →