SunPowerPeek

Alabama vs Minnesota Solar Comparison

Alabama gets more sun (4.5 hrs/day) while Minnesota has the faster payback (10 years).Minnesota offers higher 20-year savings at $28,800.

Alabama

4.5 hrs

11.2yr payback

$28,400

20yr savings

Minnesota

4.0 hrs

10yr payback

$28,800

20yr savings

Side-by-Side Comparison

MetricAlabamaMinnesota
Peak Sun Hours4.5 hrs4.0 hrs
Cost per Watt$2.95$3.15
6kW System Cost$17,700$18,900
Federal Tax Credit30%30%
State Tax CreditNoneNone
State RebateNoneNone
Net MeteringPartial Net MeteringFull Net Metering
Electricity Rate14.87¢/kWh15.63¢/kWh
Payback Period11.2 years10 years
20-Year Savings$28,400$28,800

Verdict

Minnesota is the better state for solar ROI with $28,800 in 20-year savings and a 10-year payback period. Alabama has more sun exposure at 4.5 hrs/day, making it ideal for maximum energy production. Both states qualify for the 30% federal solar tax credit.

Frequently Asked Questions

Is solar better in Alabama or Minnesota?

Alabama gets more sun (4.5 peak hours/day vs 4). Minnesota has a faster payback (10 years) and Minnesota offers higher 20-year savings ($28,800).

How do solar costs compare between Alabama and Minnesota?

A 6kW system costs $17,700 in Alabama vs $18,900 in Minnesota before incentives. Both qualify for the 30% federal tax credit.

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Data verified March 2026 · Source: NREL, DSIRE, EIA