Solar Panel Costs in Wisconsin (2026)
Avg cost: $3.00/watt | 3.8 sun hours/day | Fair
Wisconsin Solar Overview
$3.00/W
Cost Per Watt
3.8 hrs
Peak Sun Hours
780 MW
Installed Capacity
Fair
Solar Rating
A typical 7 kW residential system in Wisconsin costs $19,950 before the federal tax credit and $13,965 after. With 3.8 peak sun hours per day, the system produces approximately 7,767 kWh annually, saving an estimated $1,243/year. The payback period is approximately 11.2 years.
Net Metering in Wisconsin
Available at retail rate for systems under 20 kW
State Incentives & Tax Credits
Federal ITC (30%)
Save $5,985 on a 7 kW system. Available through 2032.
Wisconsin State Incentive
Focus on Energy rebates up to $500; sales tax exemption for solar
Solar Service Costs in Wisconsin
| Service | Low | High | WI Avg |
|---|---|---|---|
| Residential Solar Installation | $14,250 | $28,500 | $21,375 |
| Commercial Solar Installation | $47,500 | $190,000 | $95,000 |
| Battery Storage Installation | $4,750 | $14,250 | $9,500 |
| Solar Panel Removal | $1,425 | $4,750 | $2,850 |
| Solar Panel Cleaning | $143 | $570 | $285 |
| Inverter Replacement | $950 | $3,325 | $1,900 |
| Solar Roof Tiles | $38,000 | $71,250 | $52,250 |
| Solar Water Heater | $2,850 | $6,650 | $4,750 |
Top Solar Installers in Wisconsin
- Arch Electric
- North Wind Renewable Energy
- Sunrun
Always verify NABCEP certification, state licensing, insurance, and customer reviews. Get at least 3 written quotes.