WAUWATOSA · MILWAUKEE COUNTY
Solar in Wauwatosa
A 7 kW south-facing system in Wauwatosa produces about 9,300 kWh/year per NREL PVWatts. Pre-incentive install cost runs $19,250 to $22,400, net cash out-of-pocket lands around ~$16,850 to $20,000 after Focus on Energy and Focus on Energy residential solar rebate. Cash payback in 12 to 15 years, financed in 19 to 24 years once dealer fees layer in.
9,300 kWh/year
Annual production
PVWatts v8, 7 kW south-facing.
~$16,850 to $20,000
Net cash cost
After incentives, before financing.
12 to 15 years
Cash payback
No dealer-fee markup.
19 to 24 years
Financed payback
With typical dealer fees.
REFERENCE PAGES
Four pages walk the Wauwatosa diagnostic
- 01 Is it worth it? → Diagnostic: how to know if your Wauwatosa home is a good fit for solar, and what to verify before signing. Real production numbers, current rates, no inflated assumptions.
- 02 Typical cost and payback → Sized for a Wauwatosa median home, with We Energies-adjusted production from NREL PVWatts and current Customer-Owned Generation Buy-Back Rate rates.
- 03 Incentives → Focus on Energy values plus We Energies programs. Federal credit context after the December 2025 expiration.
- 04 How to pick an installer → Educational buyer's guide for Wauwatosa: red flags, what to verify, questions to ask before signing.
UTILITY CONTEXT
Most of Wauwatosa is served by We Energies. Net metering, rate trajectory, and program timing differ by utility, the Wisconsin state hub covers the cross-utility picture.