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#33 Solar ROI State

Solar Panel ROI in Wisconsin (WI)

Wisconsin averages 1,150 kWh per installed kW per year. At $15.2¢/kWh average utility rates, a 7 kW system produces a 25-year NPV of $5,029.

$14,112
System Cost (After Credits)
$5,029
25-Year NPV
11 years
Payback Period
$0.181/kWh
Solar LCOE

Solar Cost Breakdown in Wisconsin

7 kW system (2.88/W)$20,160
Federal ITC (30%)-$6,048
Net Cost$14,112

Solar Production in Wisconsin

Wisconsin receives an average of 1,150 kWh of solar energy per installed kW per year, based on NREL PVWatts data for a south-facing system at 20° tilt. A 7 kW system produces approximately 8,050 kWh in year one, declining by 0.5% annually due to panel degradation.

At Wisconsin's average residential rate of $15.2¢/kWh with 4% annual escalation, first-year savings are $1,224. The solar LCOE of $0.181/kWh is -19% below the current utility rate and stays fixed while utility rates continue to climb.

Net Metering in Wisconsin

1:1 net metering with Focus on Energy rebates available

Solar FAQ for Wisconsin

How much does solar cost in Wisconsin?
A typical 7 kW residential solar system in Wisconsin costs $20,160 before incentives. After the 30% federal ITC, the net cost drops to $14,112.
What is the solar payback period in Wisconsin?
Based on the average WI utility rate of $15.2¢/kWh and local solar irradiance of 1,150 kWh/kW/year, a 7 kW system typically pays for itself in 11 years. The 25-year NPV is $5,029.
Does Wisconsin have net metering?
1:1 net metering with Focus on Energy rebates available
What is the LCOE of solar in Wisconsin?
The levelized cost of solar energy in Wisconsin is approximately $0.181/kWh, compared to the current average utility rate of $15.2¢/kWh. Solar electricity costs -19% less than grid electricity at today's rates, and the gap widens as utility rates rise.
How much electricity does a solar panel produce in Wisconsin?
Wisconsin receives approximately 1,150 kWh of solar energy per installed kW per year. A 7 kW system produces about 8,050 kWh in its first year, enough to offset 77% of the average U.S. household's electricity consumption.

Compare Options in Wisconsin

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Solar ROI in Similar States

Minnesota

NPV: $4,341 · Payback: 13yr
Rate: $14.2¢/kWh · #25 ranked

Michigan

NPV: $8,329 · Payback: 10yr
Rate: $18.2¢/kWh · #26 ranked

Vermont

NPV: $14,415 · Payback: 8yr
Rate: $21.2¢/kWh · #27 ranked

Georgia

NPV: $7,487 · Payback: 10yr
Rate: $13.2¢/kWh · #28 ranked

Ohio

NPV: $3,882 · Payback: 13yr
Rate: $14.2¢/kWh · #29 ranked

Kansas

NPV: $7,883 · Payback: 10yr
Rate: $13.8¢/kWh · #30 ranked

Get Your Wisconsin Solar Analysis

These are averages. Your ROI depends on your specific utility, consumption, roof, and system size. Run a personalized 25-year NPV analysis — free.

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