🌟 Solar Calculator
Powered by Google Solar API • ResidentSolarPower.org
Analyzing solar potential…
☀️ Solar Potential Analysis
Annual Sunlight Hours
2,100 hours
Usable Roof Area
1,500 sq ft
Recommended System Size
8.5 kW
Number of Panels
25 panels
Solar Irradiance Heat Map
Irradiance Level
High (6-7 kWh/m²)
Medium (4-6 kWh/m²)
Low (2-4 kWh/m²)
💰 Financial Analysis
Estimated System Cost
$25,500
Annual Savings
$1,800
Payback Period
14.2 years
20-Year Net Savings
$10,500
🌍 Environmental Impact
Annual COâ‚‚ Offset
8,500 lbs
Equivalent Trees Planted
110 trees
Cars Off the Road
0.8 cars/year
Note: The 30% federal residential solar tax credit (Section 25D) expired December 31, 2025. State and local incentives vary by location and may significantly reduce your net cost. Actual results may vary based on local conditions, shading, and utility rates.
