Solar Panel Cost Calculator
Estimate your solar system size, cost after incentives, and payback period in seconds.
All Solar Calculators
Free tools for sizing, costing, and optimizing your solar panel system.
Solar Panel Cost Calculator
Estimate system size, cost, incentives, and payback period for your home.
Solar Panel kWh Output Calculator
Calculate estimated annual and monthly energy production.
Solar Panel Tilt & Angle Calculator
Find the optimal tilt angle for your solar panels by location.
How Many Solar Panels Do I Need?
Calculate the number of panels based on your energy usage.
Solar Panel for Home Calculator
All-in-one home solar estimator with 25-year savings projection.
Solar Panel Watts Calculator
Calculate wattage needed for specific appliances and loads.
Solar Panel Battery Calculator
Size a battery bank for solar systems. Compare lithium vs lead-acid.
Solar Panel String Calculator
Calculate optimal series/parallel wiring for your solar panels.
Solar Panel ROI & Payback Calculator
Detailed financial analysis with year-by-year cash flow.
RV Solar Panel Calculator
Size a solar system for your RV or campervan.
Solar Panel Efficiency Calculator
Calculate actual vs rated efficiency and degradation over time.
Is Solar Worth It?
30% Federal Tax Credit
The ITC covers 30% of your system cost through 2032. A $20,000 system costs just $14,000 after the credit.
7-10 Year Payback
Most homeowners break even in 7-10 years, then enjoy free electricity for 15+ more years.
25+ Year Lifespan
Solar panels are warrantied for 25 years and can produce power for 30-40 years with minimal degradation.
Disclaimer: Calculators provide estimates based on average data. Actual solar production, costs, and savings vary by location, roof conditions, shading, and installer. Get quotes from certified installers for accurate pricing.