Solar by City / Wisconsin / Waukesha
Data last verified: 2026-08Is Solar Worth It in Waukesha, Wisconsin? (2026)
The honest answer depends on four numbers unique to Waukesha: your electricity rate, your solar production, your net metering policy, and your state incentives. Here are the real figures, with sources and dates. City production is a modeled estimate derived from Wisconsin's real NREL PVWatts v8 value adjusted for local latitude.
Solar Snapshot for Waukesha, Wisconsin (2026)
| Residential electricity rate | 18.9¢/kWh (EIA, 2026 YTD May) |
| Solar production (modeled) | ~1246 kWh per kW per year (derived from NREL PVWatts v8 1240 kWh/kW, latitude-adjusted) |
| Net metering | full-retail net metering |
| State tax credit | None in 2026 |
| Rebates / performance | None |
| SREC market | No active SREC market |
| Property tax exemption | No |
| Sales tax exemption | No |
Estimate Your Own Payback in Waukesha
The table above is a 6 kW benchmark using Wisconsin's real inputs. Your home is different — use the Solar ROI Calculator with Wisconsin pre-loaded to get your exact payback, or the 30-second worth-it quiz for a go/no-go verdict.
Waukesha FAQ
How much solar production can I expect in Waukesha?
PVFig models Waukesha at ~1246 kWh per kW installed per year, derived from Wisconsin's NREL PVWatts v8 state value (1240 kWh/kW) adjusted for the city's latitude. This is a modeled estimate — a site-specific PVWatts run with your exact roof azimuth, tilt and shading will differ. Actual output also depends on panel quality and local weather.
What is the estimated solar payback in Waukesha?
At a typical 2.85/W installed cost and 18.9¢/kWh electricity, a 6 kW system in Waukesha has an estimated payback of about 11.5 years. That is in the middle of the pack — workable for long-term owners.
Does Wisconsin have net metering and a solar tax credit in 2026?
Wisconsin uses full-retail net metering. There is no state income tax credit for residential solar in 2026. The federal residential credit (Section 25D) expired Dec 31, 2025 and does not apply to 2026 installations.
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Read →Compare Wisconsin with nearby states
- Massachusetts — 30.1¢/kWh, ~1302 kWh/kW
- Connecticut — 29.8¢/kWh, ~1252 kWh/kW
- Maine — 29.7¢/kWh, ~1319 kWh/kW
- New Hampshire — 26.8¢/kWh, ~1259 kWh/kW
- Rhode Island — 29.5¢/kWh, ~1294 kWh/kW
- Vermont — 23.9¢/kWh, ~1222 kWh/kW