Solar Panel Savings in Idaho
Idaho gets 4.8 peak sun hours per day with electricity at 10.5¢/kWh. See how much you can save with solar panels.
Solar Panel Cost & Savings by System Size in Idaho
| System Size | Gross Cost | After Credits | Payback | 25-Year Savings | Annual kWh |
|---|---|---|---|---|---|
| 6 kW | $16,800 | $11,760 | 8.7 yrs | $31,991 | 10,512 |
| 8 kW | $22,400 | $15,680 | 11.2 yrs | $28,071 | 14,016 |
| 10 kW | $28,000 | $19,600 | 13.5 yrs | $24,151 | 17,520 |
| 12 kW | $33,600 | $23,520 | 15.6 yrs | $20,231 | 21,024 |
Includes 30% federal ITC + 0% Idaho state credit. Assumes 3% annual electricity rate increase and 0.5% panel degradation.
Idaho Solar Incentives
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Is Solar Worth It in Idaho?
Idaho averages 4.8 peak sun hours per day, which means an 8 kW solar system would produce approximately 14,016 kWh per year. At the state's average electricity rate of 10.5¢/kWh, that translates to significant annual savings on your electric bill.
With the federal 30% Investment Tax Credit and Idaho's 0% state incentive, an 8 kW system costing $22,400 drops to just $15,680 after credits — with a payback period of approximately 11.2 years.
Over 25 years, homeowners in Idaho can expect to save $28,071 with an 8 kW system, factoring in panel degradation and rising electricity costs. The combination of solid sun exposure and federal incentives makes solar a solid investment in Idaho.