Solar Panel Cost in Idaho Falls, ID
Updated 2026 guide to solar panel prices, savings, and payback period in Idaho Falls.
Solar in Idaho Falls costs about $2.9/watt and pays back in ~9 years — here is the full cost breakdown.
- Solar panels in Idaho Falls cost about $2.9/watt installed — roughly $17,400 for a typical 6 kW system before incentives.
- The 30% federal tax credit lowers that price, and Idaho offers net metering.
- A Idaho Falls solar system pays for itself in about 9 years.
- Over 25 years, Idaho Falls homeowners save roughly $28,000.
What solar costs and saves you
How much do solar panels cost in Idaho Falls, ID?
Below are estimated costs for different solar panel system sizes in Idaho Falls, including the 30% federal solar tax credit.
| System Size | Cost Before Incentives | Federal Tax Credit (30%) | Net Cost | Est. Annual Production |
|---|---|---|---|---|
| 4 kW | $11,600 | -$3,480 | $8,120 | 6,862 kWh |
| 6 kWMost Popular | $17,400 | -$5,220 | $12,180 | 10,293 kWh |
| 8 kW | $23,200 | -$6,960 | $16,240 | 13,724 kWh |
| 10 kW | $29,000 | -$8,700 | $20,300 | 17,155 kWh |
| 12 kW | $34,800 | -$10,440 | $24,360 | 20,586 kWh |
What Affects Solar Panel Cost in Idaho Falls?
The average cost of solar panels in Idaho Falls, ID is approximately $290/watt before incentives. For a typical 6kW residential system, that means a total cost of about $17,400 before the federal tax credit.
After applying the 30% federal Investment Tax Credit (ITC), your net cost drops to approximately $12,180.Idaho Falls homeowners typically see a payback period of 9 years and save an estimated $28,000 over 25 years.
Factors that affect your cost in Idaho Falls:
- System size: Larger systems cost more but have a lower cost per watt
- Equipment quality: Premium panels and inverters cost more but offer better efficiency
- Roof complexity: Steep roofs, multiple levels, or shading can increase installation costs
- Local labor rates: Installation costs vary within the Idaho Falls metro area
- Local permits: Permitting costs and requirements vary by municipality in Idaho Falls
- Incentives: State and local programs can significantly reduce your out-of-pocket cost
What solar incentives are available in Idaho Falls?
30% Federal Tax Credit (ITC)
Idaho homeowners can claim the 30% federal ITC to offset solar installation costs.
State & Local Incentives
Idaho Solar Tax Deduction
Tax CreditIdaho offers a state income tax deduction for residential solar energy system installations.
Net Metering
Idaho requires utilities to offer net metering for residential customers. Idaho Power and other utilities provide net metering at varying rates.
✓ AvailableSRECs
Idaho does not have an SREC market or renewable portfolio standard with solar requirements.
Not Available
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Who are the top solar companies in Idaho Falls, ID?
Intermountain Wind and Solar
- Years in business
- 18
- Service area
- Idaho
- Phone
- (801) 298-5255
Blue Raven Solar
- Years in business
- 10
- Service area
- Idaho
- Phone
- (844) 442-5029
EGT Solar Inc.
- Years in business
- 17
- Service area
- Idaho
- Phone
- (208) 795-5170
Solar Panel Cost FAQ - Idaho Falls, ID
The average cost of solar panels in Idaho Falls is approximately $2.90 per watt before incentives. A typical 6kW residential system costs about $17,400 before the 30% federal tax credit, bringing the net cost to around $12,180.
The typical payback period for solar panels in Idaho Falls is approximately 9 years. After that, you'll enjoy free electricity for the remaining 15-20+ years of your system's life, saving an estimated $28,000 over 25 years.
Idaho Falls homeowners can take advantage of the 30% federal solar tax credit, which reduces your system cost by 30%. Idaho also offers net metering, and various state-level incentive programs. Check our incentives page for the complete list.
Idaho Falls homeowners can save an estimated $28,000 over 25 years by going solar. Actual savings depend on your electricity usage, system size, roof orientation, and available incentives. With electricity rates averaging $0.10/kWh in Idaho, solar provides significant long-term savings.
Solar Costs in Other Idaho Cities
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