Solar in West Allis, WI
With We Energies's electricity at about 21.3¢ per kWh and 1,325 kWh of sun per kW, solar is worth it for a typical West Allis home today: about a 11.7-year payback.
- Payback, typical home
- 11.7 yrsWisconsin: 13.2 yrs
- 25-year net
- $21,937after paying $14,900
- Sun
- 1,325kWh per kW per year
- Electricity
- 21.3¢18% above U.S. average
A typical West Allis home, by the numbers
| Utility | We Energies |
|---|---|
| Electricity use | 640 kWh a month |
| Best-value system | 4.6 kW, about 11 panels, 6,094 kWh a year (79% of use) |
| Cost | $17,300, or $14,900 after state incentives |
| First-year savings | $1,254 |
| Payback | 11.7 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 West Allis
- Owner-occupied homes
- 55%
- Single-family detached
- 51%
- Median home value
- $204k
- Median year built
- 1956
- Population
- 59,612
- Solar installs, last 3 years*
- 56
- Roofs suitable for solar†
- 77%
Census ACS 2020–2024. *Installations in public records for this area's ZIP codes. †Share of 16,368 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Older housing stock. Many homes here were built before 1975. Have the roof and electrical panel checked before signing; a roof or panel upgrade can add thousands. Roof first?
Installers working in West Allis
Companies with the most installations in West Allis's ZIP codes over the last 3 years, from public records. We don't take payment for placement.
- Everlight Solar 16 installs
- Tron Solar 14 installs
- Arch Electric 7 installs
- Freedom Forever 5 installs
- Home Team Energy 3 installs
- Current Electric 3 installs
- All Energy Solar 2 installs
- Sol Energy New Mexi 2 installs
- Traditions 1291006 2 installs
- Greenlink Energy Solutions 1 installs
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in West Allis
Is solar worth it in West Allis, WI?
For a typical home in West Allis, solar is worth it at 2026 prices: a 4.6 kW system costs about $14,900 after state incentives, saves about $1,254 in year one and pays back in about 11.7 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in West Allis?
About 1,325 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 0% less than the Wisconsin average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in West Allis?
Most homes in West Allis are served by We Energies, at about 21.3¢ per kWh on average.
How much do solar panels cost in West Allis?
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
- Greenfield 11.8 yrs
- Wauwatosa 11.6 yrs
- Milwaukee 11.6 yrs
- New Berlin 11.5 yrs
- Brookfield 11.6 yrs
- Franklin 11.7 yrs
- Muskego 11.8 yrs
- Waukesha 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.