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Solar Panel Cost in Montana

Average costs, savings, and incentives for solar installations across Montana.

$3.10
Avg Cost/Watt
4.8 hrs/day
Peak Sun Hours
$0.112/kWh
Electricity Rate
Full Retail
Net Metering

Estimated Savings for a Typical Montana Home

Based on a $150/month electric bill

System Size
9.3 kW
Gross Cost
$28,832
Federal Credit
-$8,650
State Incentive
-$500
Net Cost
$19,682
Annual Savings
$1,460
Payback Period
13.5 yrs
25-Year Savings
$30,188
CO₂ Offset/yr
11,993 lbs

Montana Solar Incentives

30%

Federal Investment Tax Credit (ITC)

Deduct 30% of your total solar installation cost from your federal taxes. Available through 2032 with no dollar cap.

$500

Montana State Incentive

Montana offers a $500 tax credit for residential solar.

Net Metering Policy: Full Retail

Top utility in Montana: NorthWestern Energy. View full incentives detail →

Solar Costs by City in Montana

City Annual Savings Payback (yrs) Population Utility
Billings$1,46015.6117,116NorthWestern Energy
Missoula$1,46015.974,428NorthWestern Energy
Great Falls$1,46014.859,351NorthWestern Energy
Bozeman$1,46012.153,293NorthWestern Energy
Butte$1,46014.934,494NorthWestern Energy
Helena$1,46011.632,315NorthWestern Energy
Kalispell$1,46016.424,558NorthWestern Energy
Havre$1,46013.59,621NorthWestern Energy
Anaconda$1,46012.29,129NorthWestern Energy
Miles City$1,46012.78,410NorthWestern Energy

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Quick Facts: Montana

  • ⚡ Avg rate: $0.112/kWh
  • 🌞 Peak sun: 4.8 hrs/day
  • 🏭 Top utility: NorthWestern Energy
  • 📋 Net metering: Full Retail
View all Montana incentives →