Solar in Waukesha, WI
With We Energies's electricity at about 21.3¢ per kWh and 1,330 kWh of sun per kW, solar is worth it for a typical Waukesha home today: about a 11.6-year payback.
- Payback, typical home
- 11.6 yrsWisconsin: 13.2 yrs
- 25-year net
- $22,075after paying $14,900
- Sun
- 1,330kWh per kW per year
- Electricity
- 21.3¢18% above U.S. average
A typical Waukesha home, by the numbers
| Utility | We Energies |
|---|---|
| Electricity use | 640 kWh a month |
| Best-value system | 4.6 kW, about 11 panels, 6,118 kWh a year (80% of use) |
| Cost | $17,300, or $14,900 after state incentives |
| First-year savings | $1,257 |
| Payback | 11.6 years |
| Exported power | 4¢/kWh (We Energies) |
Cash purchase, no federal credit, 2.5% yearly rate increases. Run it with your own numbers.
Homes in Waukesha
- Owner-occupied homes
- 59%
- Single-family detached
- 51%
- Median home value
- $316k
- Median year built
- 1979
- Population
- 71,233
- Solar installs, last 3 years*
- 113
- Roofs suitable for solar†
- 83%
Census ACS 2020–2024. *Installations in public records for this area's ZIP codes. †Share of 17,155 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Installers working in Waukesha
Companies with the most installations in Waukesha's ZIP codes over the last 3 years, from public records. We don't take payment for placement.
- Everlight Solar 42 installs
- Next Energy 15 installs
- Home Team Energy 13 installs
- Tron Solar 8 installs
- Arch Electric 7 installs
- Current Electric 6 installs
- All Energy Solar 5 installs
- Freedom Forever 5 installs
- Sol Energy New Mexi 3 installs
- Eagle Point Solar 2 installs
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in Waukesha
Is solar worth it in Waukesha, WI?
For a typical home in Waukesha, solar is worth it at 2026 prices: a 4.6 kW system costs about $14,900 after state incentives, saves about $1,257 in year one and pays back in about 11.6 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Waukesha?
About 1,330 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 0% more than the Wisconsin average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Waukesha?
Most homes in Waukesha are served by We Energies, at about 21.3¢ per kWh on average.
How much do solar panels cost in Waukesha?
A fair cash price is around $3.50 per watt before incentives, so about $17,300 for a 4.6 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- New Berlin 11.5 yrs
- Brookfield 11.6 yrs
- West Allis 11.7 yrs
- Muskego 11.8 yrs
- Wauwatosa 11.6 yrs
- Menomonee Falls 11.5 yrs
- Greenfield 11.8 yrs
- Milwaukee 11.6 yrs
- All of Wisconsin
Data: PVWatts (National Laboratory of the Rockies), EIA-861 2025 adjusted to 2026, U.S. Census ACS, LBNL Tracking the Sun, state policy research as of October 2026.