Fair value for solar

Solar panel cost in Green Bay, WI (2026)

A typical Green Bay home needs about a 6.9 kW system (~17 panels), costing roughly $20,355 upfront or $19,855 after state incentives. The 30% federal credit ended for purchases on Dec 31, 2025 (a lease/PPA can still pass it through). At 4.03 peak sun hours and Wisconsin's 16.6¢/kWh rate, it pays back in about 14.7 years and saves an estimated $25,969 over 25 years.

System size
6.9 kW
Net cost
$19,855
Payback
14.7 yrs
25-yr savings
$25,969

Estimate your savings in Green Bay

Preset to Green Bay's local sunlight. Adjust your monthly bill for a personalized estimate.

$113
Recommended system
6.9 kW
Est. net cost (cash)
$19,855
Payback period
14.7 yrs
Est. monthly savings
$112
25-year net savings
$25,969
Bill offset
99%
Fair value in Green BayBased on a 6.9 kW system at $3/W, 4.03 peak sun hours, and a 16.6¢/kWh rate.

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Annual electricity use8,169 kWh
Annual solar production8,120 kWh
Gross system cost$20,355
Federal tax credit (purchase)Ended Dec 2025
State / local incentives– $500
30% via lease/PPA instead~$6,107 value
CO₂ avoided per year2.9 tons (~48 trees)

Estimates only — not a quote or financial advice. See our methodology.

What makes Green Bay different

Green Bay (population ~105,207) gets 4.03 peak sun hours per day — that's 6% less sunny than the Wisconsin average of 4.3. Slightly less local sunlight means panels produce a touch less than the state average, so sizing and orientation matter. Electricity rates, net metering, and incentives are set at the Wisconsin level: residents pay about 16.6¢/kWh, and full net metering + focus on energy rebates.

City peak sun hours4.03 hrs/day
Recommended system size6.9 kW (~17 panels)
Installed price per watt$3/W
Gross system cost$20,355
Federal tax credit (purchase)Ended Dec 31, 2025
State / local incentives– $500
Net cash cost$19,855
30% credit via lease/PPA~$6,107 value
Annual energy produced8,120 kWh
Estimated year-1 savings$1,348
Payback period14.7 years
25-year net savings$25,969
CO₂ avoided per year2.9 tons (~48 trees)

Compare with the Wisconsin state average (6.5 kW, $18,675 net, 13.8-yr payback). Modeled estimates, June 2026 — not a quote. See methodology.

Compare real solar quotes in Green Bay, WI

See actual prices from vetted local installers — including lease and PPA options that still capture the 30% credit in 2026. Free, no obligation.

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Solar in Green Bay: FAQ

How much do solar panels cost in Green Bay?
A typical 6.9 kW home system in Green Bay costs about $20,355 before incentives. After Wisconsin incentives, the net cash cost is roughly $19,855. The 30% federal tax credit ended for purchases on Dec 31, 2025, though a lease or PPA can still pass through a 30% credit (~$6,107).
Is solar worth it in Green Bay?
With 4.03 peak sun hours a day and Wisconsin's 16.6¢/kWh electricity rate, a system in Green Bay pays back in about 14.7 years and returns an estimated $25,969 over 25 years — a fair-value result.
How many solar panels do homes in Green Bay need?
To offset typical usage, a Green Bay home needs roughly a 6.9 kW system — about 17 modern 410-watt panels. Your exact count depends on roof space, shading, and your actual electricity use.
What rebates and tax credits apply in Green Bay?
The 30% federal Residential Clean Energy Credit ended for purchases on Dec 31, 2025. A lease or PPA can still capture a 30% credit (~$6,107 on this system) passed through by the provider. Statewide, Full net metering + Focus on Energy rebates.

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