Solar ROI Calculator for Wilmington, DE

Stop guessing. See exactly how much the 30% Federal Credit saves you in 19801.

Calculate Savings for Wilmington (19801)

$150

Fetching NREL Solar Data for Wilmington...

25-Year Savings

$57,563

Break-Even

8 Years

Net Cost

$15,517

Get 3 Official Quotes for 19801 →

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Is Solar Worth it in Wilmington?

Despite being further north, Wilmington's high utility rates (16.8¢) make solar extremely profitable here. You aren't just buying panels; you are escaping expensive grid inflation.

Homeowners in Wilmington are currently paying an average of 16.8 cents per kWh. Solar is a solid long-term bond, beating inflation in Delaware while immediately increasing your home's resale value.

With the Federal Solar Investment Tax Credit (ITC) currently set at 30%, a typical 6kW to 10kW residential system in the 19801 area can typically pay for itself in just 7.5 to 9 years. After this "break-even" point, your system generates effectively free electricity for the remainder of its 25-year lifespan.

Key Wilmington Statistics

  • Avg Rate: 16.8¢ / kWh
  • Sun Exposure: High (Southern US)
  • Est. Payback: 7.5 Years
  • Incentive: 30% Federal ITC

State Incentives for DE

Beyond the federal credit, residents of Wilmington should check for local net metering policies offered by their specific utility provider. These policies determine how much you get paid for sending excess energy back to the grid.

Frequently Asked Questions in Wilmington

Is solar worth it in Wilmington, DE?

Yes. With electricity rates in Wilmington currently averaging 16.8 cents/kWh, most homeowners see a break-even point between 6-9 years. This is significantly better than the national average.

Does the 30% Tax Credit apply to residents of DE?

Absolutely. Homeowners in Wilmington are eligible for the 30% Federal Investment Tax Credit (ITC). This is a dollar-for-dollar reduction in the income tax you owe.

How long do solar panels last?

Modern tier-1 solar panels are warrantied for 25 years but often last 30+ years. Our calculator accounts for a 0.5% annual degradation in efficiency.

What is Net Metering?

Net metering allows you to sell excess electricity back to the grid. Policies vary by utility company in your area, but it is a key factor in maximizing ROI.

Methodology: How We Calculated This

  • Irradiance: NREL PVWatts® V8 API data for coords 39.7391, -75.5398.
  • Escalation: Conservative 2.5% annual utility rate increase.
  • Degradation: 0.5% annual panel efficiency loss.

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