North Carolina / Smithfield
Is solar worth it in Smithfield?
Duke Energy Progress - (NC) averages 15.5¢/kWh. With 4.8 peak sun hours a day, a typical 7.4 kW system makes ~10,338 kWh a year and saves about $1,607 in year one.
No federal tax credit is included. The 30% homeowner credit (IRS §25D) ended for systems installed after Dec 31, 2025. What changed in 2026 →
How Smithfield compares
That is faster than the North Carolina average of 11.4 years, mainly because Smithfield's rate is above the state average of 14.6¢/kWh. Your own payback depends on your bill: enter your ZIP and monthly bill above for your number.
| Nearby city | Rate | Payback | 25-yr net |
|---|---|---|---|
| Clayton | 15.5¢ | 10.9 yrs | $38,231 |
| Wendell | 15.5¢ | 10.9 yrs | $38,231 |
| Garner | 15.5¢ | 10.9 yrs | $38,231 |
| Knightdale | 15.5¢ | 10.9 yrs | $38,231 |
| Zebulon | 15.5¢ | 10.9 yrs | $38,231 |
| Goldsboro | 15.5¢ | 10.9 yrs | $38,231 |
| Fuquay-Varina | 15.5¢ | 10.9 yrs | $38,096 |
| Raleigh | 13.9¢ | 11.9 yrs | $32,199 |
Questions
How long does solar take to pay off in Smithfield, NC?
About 10.9 years for a typical 7.4 kW system at 15.5 cents/kWh, assuming $2.75/W installed, full net metering and 3% yearly rate increases, with no federal tax credit.
Is solar worth it in Smithfield?
Often, if you plan to stay long-term. Our estimate is $1,607 saved in year one and $38,231 net over 25 years after paying for the system.
How much does a solar system cost in Smithfield?
A 7.4 kW system sized for an average home (863 kWh/month) is about $20,350 before any local rebates, at $2.75 per watt. Real quotes vary by roof and installer.
Is there a federal solar tax credit in 2026?
Not for homeowners who buy their system. The 30% Residential Clean Energy Credit (IRS section 25D) does not apply to installations completed after December 31, 2025. State rebates, SRECs and utility incentives may still apply.
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