How Much To Buy Solar Panels Direct

In 2026, the average cost to install a residential solar system in the U.S. typically ranges from before any local incentives. Most homeowners pay between $2.50 and $3.80 per watt installed, though this varies significantly by region and system complexity. A standard 6 kW system might cost between $15,000 and $20,000 , while larger 10 kW systems can reach $36,000 . Key Cost Benchmarks (2026 Estimates)

The table below illustrates how system size and regional factors influence total installation costs before local incentives: System Size Low-Cost Regions (e.g., AZ, TX, FL) High-Cost Regions (e.g., MA, CT, NY) $16,100 – $18,900 $20,300 – $25,200 8 kW (Typical Home) $18,400 – $21,600 $23,200 – $28,800 10 kW $23,000 – $27,000 $29,000 – $36,000 + Battery (10 kWh) Add $10,000 – $14,000 Add $12,000 – $16,000 Data sourced from regional market analysis by PowMr . Major Financial Shifts in 2026 Available Solar and Home Battery Incentives in 2026 - Tesla how much to buy solar panels