Solar Panel Savings in Kennewick, WA
Calculate how much you can save with solar panels in Kennewick, Washington. Based on 3.8 peak sun hours/day and 9.9¢/kWh average electricity rate.
3.8
Peak Sun Hours/Day
9.9¢
Avg Rate (¢/kWh)
17.6 yr
Payback Period
$5k
25-Year Savings
Kennewick Solar Overview
Calculate Your Kennewick Solar Savings
Kennewick average: $115/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
$22,407
Monthly Savings
$55
Federal Tax Credit
$4,950
Cumulative Savings vs System Cost
Cost Breakdown
| Item | Kennewick | National Avg |
|---|---|---|
| Gross System Cost (6kW) | $16,500 | $17,100 |
| Federal Tax Credit (30%) | -$4,950 | -$5,130 |
| Net System Cost | $11,550 | $11,970 |
| Cost Per Watt | $2.75/W | $2.85/W |
Solar Potential in Kennewick
Sun Hours vs National Average
Kennewick gets 16% less sun than the national average, but high-efficiency panels compensate.
Climate Advantages
- 156 sunny days per year
- Average temperature: 49.6°F — cooler temps actually improve panel efficiency
- Average roof size: 1,967 sq ft — enough for a 109-panel system
Kennewick Solar Incentives & Programs
Federal Investment Tax Credit (ITC)
30% of total system cost deducted from federal taxes. For a $16,500 system, that's a $4,950 credit. Valid through 2032.
Washington State Incentives
Washington sales tax exemption for solar; net metering at retail rate.
Net Metering — Puget Sound Energy
Puget Sound Energy offers net metering in Kennewick. Earn credits for excess solar energy sent to the grid, reducing your electric bill further.
Environmental Impact in Kennewick
2.8
Tons CO2 Offset/Year
46
Equivalent Trees Planted
0.6
Homes Worth of Energy
Based on 6,658 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 Kennewick, Washington
Kennewick, Washington receives an average of 3.8 peak sun hours per day, offering adequate solar resources for homeowners looking to reduce their electricity bills. With electricity rates averaging 9.9¢ per kWh from Puget Sound Energy, below the national average, but with rates rising 2-3% annually, the long-term savings are still meaningful.
A typical 6kW solar system in Kennewick produces approximately 6,658 kWh per year, saving homeowners an estimated $656 annually. The system pays for itself in about 17.6 years, after which you enjoy essentially free electricity for the remaining 7+ years of the system's warranty life.
Kennewick has a solar penetration rate of 4.5% — indicating early-stage solar adoption with tremendous growth potential as prices continue to fall. The cost of living index of 119 (national average: 100) means higher electricity costs, which amplifies solar savings.
Other Cities in Washington
Bellevue, WA
Everett, WA
Olympia, WA
Seattle, WA
Spokane, WA
Tacoma, WA
Vancouver, WA
Frequently Asked Questions
How much do solar panels cost in Kennewick, WA?
The average cost of a 6kW solar panel system in Kennewick is approximately $16,500 before incentives ($2.75/watt). After the 30% federal Investment Tax Credit, the net cost is about $11,550. Washington sales tax exemption for solar; net metering at retail rate.
How many peak sun hours does Kennewick get?
Kennewick, WA receives an average of 3.8 peak sun hours per day and approximately 156 sunny days per year. While below the national average, solar panels can still provide significant savings due to advancing panel technology.
What is the solar payback period in Kennewick?
The average solar payback period in Kennewick is approximately 17.6 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 $4,850.
Does Kennewick have net metering?
Yes, Kennewick has access to net metering through Puget Sound Energy. 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 Kennewick, WA?
Solar can still be worthwhile in Kennewick, especially with rising electricity rates. The 17.6-year payback means long-term savings of $4,850 over the system lifetime. The 30% federal tax credit and local incentives help make solar financially attractive.