Is solar worth it in 28403 (Wilmington, NC)?

With an average payback period of 11.8 years and 25-year savings of $28,425, solar panels in Wilmington, North Carolina are a solid investment.

How much do solar panels cost in 28403?

The average cost of a 6kW residential solar system in Wilmington, North Carolina is $13,400 before incentives. The federal 30% Investment Tax Credit reduces this to about $9,380.

How much solar electricity does 28403 get?

Wilmington receives 5.19 kWh/m²/day of solar irradiance. A 6kW system in zip code 28403 produces approximately 9,093 kWh per year.

Solar Panel ROI in 28403

Wilmington, North Carolina — Is solar worth it here? Here's what the data says.

2.1x ROI Score

11.8 yrs Payback Period

$1,137/yr Annual Savings

$28,425 25-Year Savings

Your savings estimate

$ /mo bill

Annual savings $1,137

Payback 11.8 yrs

25-yr savings $28,425

Solar Calculator for 28403 (Wilmington)

Adjust values to see your personalized solar ROI estimate for Wilmington, North Carolina.

System Size

System Cost

Electricity Rate

$ /kWh

Solar Irradiance

5.19 kWh/m²/day

Based on NREL data for Wilmington, NC

ROI Score 2.1x

Annual Production 9,093 kWh

Annual Savings $1,137

Payback Period 11.8 years

25-Year Savings $28,425

After 30% ITC $9,380

Solar Data for 28403 – Wilmington, NC

Solar Irradiance 5.19 kWh/m²/day +4.6% vs national avg

vs North Carolina Avg +1.8% State avg: 5.16 kWh/m²/day

Electricity Rate $0.125/kWh North Carolina average rate

Annual Production 9,093 kWh 6kW system estimate

Wilmington's 5.19 kWh/m²/day is 4.6% above the national average. At $0.125/kWh, the 11.8-year payback is moderate. Tax credits and incentives can shorten it meaningfully.

Solar Incentives for Wilmington, North Carolina

★

Federal Investment Tax Credit (ITC)

Claim 30% of your system cost as a federal tax credit. On a $13,400 system, that's $4,020 back.

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Net Metering

Most North Carolina utilities offer net metering — sell excess electricity back to the grid at retail rates, accelerating your payback.

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North Carolina State Programs

Check with the North Carolina energy office for additional rebates, tax exemptions, and low-interest solar financing programs available in Wilmington.

28403 vs North Carolina Average

Solar Irradiance

28403: 5.19 NC avg: 5.16

Payback Period

28403: 11.8 yrs NC avg: 12.9 yrs

Annual Savings

28403: $1,137 NC avg: $1,035

25-Year Savings

28403: $28,425 NC avg: $25,875

See the full North Carolina solar guide for statewide data and incentives.

Nearby Zip Codes — Solar Comparison

27610 Raleigh, NC 2.1x ROI 12 yr payback 27601 Raleigh, NC 2.1x ROI 12 yr payback 27616 Raleigh, NC 2.1x ROI 12 yr payback 27713 Durham, NC 2.1x ROI 12 yr payback 29405 North Charleston, SC 2.4x ROI 10.4 yr payback