Solar Panel Cost in Boise, ID
Updated 2026 guide to solar panel prices, savings, and payback period in Boise.
Estimated Solar Savings
Solar Panel System Costs in Boise, ID
Below are estimated costs for different solar panel system sizes in Boise, 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 Boise?
The average cost of solar panels in Boise, 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.Boise homeowners typically see a payback period of 9 years and save an estimated $28,000 over 25 years.
Factors that affect your cost in Boise:
- 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 Boise metro area
- Local permits: Permitting costs and requirements vary by municipality in Boise
- Incentives: State and local programs can significantly reduce your out-of-pocket cost
Solar Incentives Available in Boise
Federal Solar Investment Tax Credit
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.
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Solar Panel Cost FAQ - Boise, ID
The average cost of solar panels in Boise 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 Boise 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.
Boise 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.
Boise 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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