
Solar Panel Cost in Indiana
Updated 2026 guide to solar panel prices, savings, and payback period in Indiana.
Estimated Solar Savings
Solar Panel System Costs in Indiana
Below are estimated costs for different solar panel system sizes in Indiana, including the 30% federal solar tax credit.
| System Size | Cost Before Incentives | Federal Tax Credit (30%) | Net Cost | Est. Annual Production |
|---|---|---|---|---|
| 4 kW | $11,800 | -$3,540 | $8,260 | 5,840 kWh |
| 6 kWMost Popular | $17,700 | -$5,310 | $12,390 | 8,760 kWh |
| 8 kW | $23,600 | -$7,080 | $16,520 | 11,680 kWh |
| 10 kW | $29,500 | -$8,850 | $20,650 | 14,600 kWh |
| 12 kW | $35,400 | -$10,620 | $24,780 | 17,520 kWh |
What Affects Solar Panel Cost in Indiana?
The average cost of solar panels in Indiana is $295/watt before incentives. For a typical 6kW residential system, that means a total cost of about $17,700 before the federal tax credit.
After applying the 30% federal Investment Tax Credit (ITC), your net cost drops to approximately $12,390.Indiana homeowners typically see a payback period of 9 years and save an estimated $27,000 over 25 years.
Solar installation costs in Indiana have dropped about 38% over the last decade. While incentives are modest, declining costs continue to improve the solar value proposition.
Factors that affect your cost:
- 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 by region within Indiana
- Incentives: State and local programs can significantly reduce your out-of-pocket cost

Solar Incentives in Indiana
Federal Solar Investment Tax Credit
30% Federal Tax Credit (ITC)
Indiana homeowners can claim the 30% federal Investment Tax Credit on solar installations.
State & Local Incentives
Net Metering (Limited)
Net MeteringIndiana net metering is being phased down, with new solar customers receiving reduced compensation for excess generation.
Net Metering
Indiana's net metering has been restructured. New solar customers after July 2022 receive excess generation credits at approximately 125% of the average wholesale rate rather than the full retail rate.
AvailableSRECs
Indiana does not have an SREC market. The state's voluntary clean energy goals do not include solar-specific requirements.
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Top Solar Companies in Indiana
Affordable Solar Roof & Air
Sunergy Solutions LLC
Green Power Energy
Pink Energy, formerly PowerHome Solar (Out of Business)
Solar Panel Cost FAQ - Indiana
The cost of solar panels in Indiana typically ranges from $2.50 to $3.50 per watt before incentives. For a standard 6 kW residential system, homeowners in Indiana can expect to pay between $15,000 and $21,000 before the federal tax credit. After applying the 30% federal Investment Tax Credit, the net cost drops to approximately $10,500-$14,700. Actual costs vary based on your specific roof, chosen equipment, and installer. We recommend getting at least three quotes from local Indiana solar installers to find the best price.
The average solar payback period in Indiana depends on local electricity rates, available incentives, and sun exposure. Most Indiana homeowners see a payback period between 6 and 10 years. After the payback period, you essentially enjoy free electricity for the remaining 15-20+ years of your system's life. Higher local electricity rates and additional state incentives can shorten the payback period significantly. A qualified Indiana solar installer can calculate your specific payback period based on your energy usage and roof characteristics.
Indiana homeowners who install solar panels typically save between $20,000 and $50,000 over 25 years, depending on system size, electricity rates, and available incentives. These savings come from reduced or eliminated electricity bills, net metering credits, and any applicable SREC income. As electricity rates in Indiana continue to rise (historically averaging 2-3% annually), your savings grow each year. The combination of the 30% federal tax credit and any Indiana-specific incentives helps maximize your return on investment.
The right solar system size for your Indiana home depends on your electricity consumption, roof space, and budget. The average Indiana home uses approximately 10,000-11,000 kWh per year, which typically requires a 6-8 kW solar system. To determine your ideal size, review your annual electricity usage on recent utility bills. Factors like Indiana's average peak sun hours, your roof orientation, and any shading will affect how many panels you need. A professional Indiana solar installer will use satellite imagery and your usage data to recommend the optimal system size.
Yes, solar is generally worth the investment for Indiana homeowners in 2025. With solar panel costs at historic lows, the 30% federal tax credit still available, and electricity rates continuing to rise, the financial case for solar in Indiana is strong. Most Indiana homeowners who go solar see positive returns within 6-10 years, followed by 15-20+ years of significant savings. Additionally, solar panels increase your home value, provide energy independence, and protect against future electricity rate increases. The best way to determine if solar is right for your Indiana home is to get a free, customized quote from a qualified local installer.
Solar Panel Costs by City in Indiana
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