Washington / Sunnyside

Is solar worth it in Sunnyside?

PacifiCorp averages 11.1¢/kWh. With 4.6 peak sun hours a day, a typical 7.6 kW system makes ~10,298 kWh a year and saves about $1,141 in year one.

14.8years to pay off
Electric rate11.1¢per kWh
Peak sun4.6hrs/day
System7.6 kW≈$20,900
25-yr net$20,715after cost

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 Sunnyside compares

That is faster than the Washington average of 15.3 years, mainly because Sunnyside's rate is below the state average of 12.3¢/kWh. Your own payback depends on your bill: enter your ZIP and monthly bill above for your number.

Nearby cityRatePayback25-yr net
Grandview11.1¢14.8 yrs$20,715
West Richland8.8¢17.8 yrs$12,189
Yakima11.1¢14.8 yrs$20,715
Richland8.8¢17.8 yrs$12,189
Kennewick8.8¢17.8 yrs$12,189
Pasco8.8¢17.8 yrs$12,189
Ellensburg14.6¢11.8 yrs$34,048
Moses Lake6.0¢23.7 yrs$1,673

Questions

How long does solar take to pay off in Sunnyside, WA?

About 14.8 years for a typical 7.6 kW system at 11.1 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 Sunnyside?

Only in some cases; payback is long. Our estimate is $1,141 saved in year one and $20,715 net over 25 years after paying for the system.

How much does a solar system cost in Sunnyside?

A 7.6 kW system sized for an average home (863 kWh/month) is about $20,900 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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