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Oregon vs Wisconsin Solar Comparison

Oregon gets more sun (4.0 hrs/day) while Wisconsin has the faster payback (9.5 years).Wisconsin offers higher 20-year savings at $30,400.

Oregon

4.0 hrs

10.8yr payback

$26,200

20yr savings

Wisconsin

3.8 hrs

9.5yr payback

$30,400

20yr savings

Side-by-Side Comparison

MetricOregonWisconsin
Peak Sun Hours4.0 hrs3.8 hrs
Cost per Watt$3.05$3.20
6kW System Cost$18,300$19,200
Federal Tax Credit30%30%
State Tax CreditNoneNone
State RebateNoneNone
Net MeteringFull Net MeteringFull Net Metering
Electricity Rate12.55¢/kWh17.38¢/kWh
Payback Period10.8 years9.5 years
20-Year Savings$26,200$30,400

Verdict

Wisconsin is the better state for solar ROI with $30,400 in 20-year savings and a 9.5-year payback period. Oregon has more sun exposure at 4.0 hrs/day, making it ideal for maximum energy production. Both states qualify for the 30% federal solar tax credit.

Frequently Asked Questions

Is solar better in Oregon or Wisconsin?

Oregon gets more sun (4 peak hours/day vs 3.8). Wisconsin has a faster payback (9.5 years) and Wisconsin offers higher 20-year savings ($30,400).

How do solar costs compare between Oregon and Wisconsin?

A 6kW system costs $18,300 in Oregon vs $19,200 in Wisconsin before incentives. Both qualify for the 30% federal tax credit.

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Data verified March 2026 · Source: NREL, DSIRE, EIA