Solar Panel Savings in Post Falls, ID
Calculate how much you can save with solar panels in Post Falls, Idaho. Based on 4.8 peak sun hours/day and 11.3¢/kWh average electricity rate.
4.8
Peak Sun Hours/Day
11.3¢
Avg Rate (¢/kWh)
12.1 yr
Payback Period
$33k
25-Year Savings
Post Falls Solar Overview
Calculate Your Post Falls Solar Savings
Post Falls average: $102/mo
South-facing roofs produce the most energy
Add $8,000-$12,000 for whole-home battery backup
Annual Production
kWh/year
Annual Savings
per year
Net System Cost
after 30% ITC
Payback Period
break-even time
25-Year Total Savings
$32,552
Monthly Savings
$79
Federal Tax Credit
$4,824
Cumulative Savings vs System Cost
Cost Breakdown
| Item | Post Falls | National Avg |
|---|---|---|
| Gross System Cost (6kW) | $16,080 | $17,100 |
| Federal Tax Credit (30%) | -$4,824 | -$5,130 |
| Net System Cost | $11,256 | $11,970 |
| Cost Per Watt | $2.68/W | $2.85/W |
Solar Potential in Post Falls
Sun Hours vs National Average
Post Falls gets 7% more sun than the national average.
Climate Advantages
- 213 sunny days per year
- Average temperature: 51°F — cooler temps actually improve panel efficiency
- Average roof size: 1,658 sq ft — enough for a 92-panel system
Post Falls Solar Incentives & Programs
Federal Investment Tax Credit (ITC)
30% of total system cost deducted from federal taxes. For a $16,080 system, that's a $4,824 credit. Valid through 2032.
Idaho State Incentives
Federal 30% ITC; check local utility for additional rebates.
Net Metering — Idaho Power
Idaho Power offers net metering in Post Falls. Earn credits for excess solar energy sent to the grid, reducing your electric bill further.
Environmental Impact in Post Falls
3.5
Tons CO2 Offset/Year
58
Equivalent Trees Planted
0.8
Homes Worth of Energy
Based on 8,410 kWh annual production with a 6kW system. EPA average: 0.417 metric tons CO2 per MWh, 10,632 kWh per US home.
Solar Energy in Post Falls, Idaho
Post Falls, Idaho receives an average of 4.8 peak sun hours per day, providing excellent conditions for residential solar installations. With electricity rates averaging 11.3¢ per kWh from Idaho Power, below the national average, but with rates rising 2-3% annually, the long-term savings are still meaningful.
A typical 6kW solar system in Post Falls produces approximately 8,410 kWh per year, saving homeowners an estimated $953 annually. The system pays for itself in about 11.8 years, after which you enjoy essentially free electricity for the remaining 13+ years of the system's warranty life.
Post Falls has a solar penetration rate of 5% — showing growing adoption of residential solar, with significant room for expansion. The cost of living index of 91.9 (national average: 100) reflects a lower cost of living, keeping installation costs competitive.
Other Cities in Idaho
Frequently Asked Questions
How much do solar panels cost in Post Falls, ID?
The average cost of a 6kW solar panel system in Post Falls is approximately $16,080 before incentives ($2.68/watt). After the 30% federal Investment Tax Credit, the net cost is about $11,256. Federal 30% ITC; check local utility for additional rebates.
How many peak sun hours does Post Falls get?
Post Falls, ID receives an average of 4.8 peak sun hours per day and approximately 213 sunny days per year. This is near the national average, providing good conditions for residential solar panels.
What is the solar payback period in Post Falls?
The average solar payback period in Post Falls is approximately 12.1 years. After payback, your solar panels generate essentially free electricity for the remaining 15-20 years of their warranty. Over 25 years, total savings can reach $32,552.
Does Post Falls have net metering?
Yes, Post Falls has access to net metering through Idaho Power. This allows you to earn credits for excess solar energy sent to the grid, significantly improving your solar investment returns.
Is solar worth it in Post Falls, ID?
Yes, solar is a solid investment in Post Falls. While the 12.1-year payback is moderate, you'll still save $32,552 over 25 years. The 30% federal tax credit and local incentives help make solar financially attractive.