Solar Panel Savings in Collinsville, IL
Calculate how much you can save with solar panels in Collinsville, Illinois. Based on 4.4 peak sun hours/day and 14.4¢/kWh average electricity rate.
4.4
Peak Sun Hours/Day
14.4¢
Avg Rate (¢/kWh)
9.7 yr
Payback Period
$38k
25-Year Savings
Collinsville Solar Overview
Calculate Your Collinsville Solar Savings
Collinsville average: $130/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
$37,983
Monthly Savings
$93
Federal Tax Credit
$4,518
Cumulative Savings vs System Cost
Cost Breakdown
| Item | Collinsville | National Avg |
|---|---|---|
| Gross System Cost (6kW) | $15,060 | $17,100 |
| Federal Tax Credit (30%) | -$4,518 | -$5,130 |
| Net System Cost | $10,542 | $11,970 |
| Cost Per Watt | $2.51/W | $2.85/W |
Solar Potential in Collinsville
Sun Hours vs National Average
Collinsville gets 2% less sun than the national average, but high-efficiency panels compensate.
Climate Advantages
- 197 sunny days per year
- Average temperature: 51°F — cooler temps actually improve panel efficiency
- Average roof size: 1,714 sq ft — enough for a 95-panel system
Collinsville Solar Incentives & Programs
Federal Investment Tax Credit (ITC)
30% of total system cost deducted from federal taxes. For a $15,060 system, that's a $4,518 credit. Valid through 2032.
Illinois State Incentives
Adjustable Block Program; SREC market.
Net Metering — ComEd
ComEd offers net metering in Collinsville. Earn credits for excess solar energy sent to the grid, reducing your electric bill further.
Environmental Impact in Collinsville
3.2
Tons CO2 Offset/Year
53
Equivalent Trees Planted
0.7
Homes Worth of Energy
Based on 7,709 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 Collinsville, Illinois
Collinsville, Illinois receives an average of 4.4 peak sun hours per day, offering adequate solar resources for homeowners looking to reduce their electricity bills. With electricity rates averaging 14.4¢ per kWh from ComEd, below the national average, but with rates rising 2-3% annually, the long-term savings are still meaningful.
A typical 6kW solar system in Collinsville produces approximately 7,709 kWh per year, saving homeowners an estimated $1,112 annually. The system pays for itself in about 9.5 years, after which you enjoy essentially free electricity for the remaining 16+ years of the system's warranty life.
Collinsville has a solar penetration rate of 3% — indicating early-stage solar adoption with tremendous growth potential as prices continue to fall. The cost of living index of 93 (national average: 100) reflects a lower cost of living, keeping installation costs competitive.
Other Cities in Illinois
Champaign, IL
Chicago, IL
Joliet, IL
Naperville, IL
Peoria, IL
Rockford, IL
Springfield, IL
Frequently Asked Questions
How much do solar panels cost in Collinsville, IL?
The average cost of a 6kW solar panel system in Collinsville is approximately $15,060 before incentives ($2.51/watt). After the 30% federal Investment Tax Credit, the net cost is about $10,542. Adjustable Block Program; SREC market.
How many peak sun hours does Collinsville get?
Collinsville, IL receives an average of 4.4 peak sun hours per day and approximately 197 sunny days per year. This is near the national average, providing good conditions for residential solar panels.
What is the solar payback period in Collinsville?
The average solar payback period in Collinsville is approximately 9.7 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 $37,983.
Does Collinsville have net metering?
Yes, Collinsville has access to net metering through ComEd. 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 Collinsville, IL?
Absolutely. With a 9.7-year payback period and $37,983 in 25-year savings, solar is an excellent investment in Collinsville. The 30% federal tax credit and local incentives help make solar financially attractive.