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.

kW
$
$ /kWh
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.

Net Metering

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

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

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