Solar Panel Costs in California (2026)
Avg cost: $2.80/watt | 5.8 sun hours/day | Excellent
California Solar Overview
$2.80/W
Cost Per Watt
5.8 hrs
Peak Sun Hours
47,000 MW
Installed Capacity
Excellent
Solar Rating
A typical 7 kW residential system in California costs $26,460 before the federal tax credit and $18,522 after. With 5.8 peak sun hours per day, the system produces approximately 11,855 kWh annually, saving an estimated $1,897/year. The payback period is approximately 9.8 years.
Net Metering in California
NEM 3.0 - net billing at avoided cost rate (significantly reduced from NEM 2.0)
State Incentives & Tax Credits
Federal ITC (30%)
Save $7,938 on a 7 kW system. Available through 2032.
California State Incentive
Self-Generation Incentive Program (SGIP) for battery storage; NEM 3.0 transition credits
Solar Service Costs in California
| Service | Low | High | CA Avg |
|---|---|---|---|
| Residential Solar Installation | $20,250 | $40,500 | $30,375 |
| Commercial Solar Installation | $67,500 | $270,000 | $135,000 |
| Battery Storage Installation | $6,750 | $20,250 | $13,500 |
| Solar Panel Removal | $2,025 | $6,750 | $4,050 |
| Solar Panel Cleaning | $203 | $810 | $405 |
| Inverter Replacement | $1,350 | $4,725 | $2,700 |
| Solar Roof Tiles | $54,000 | $101,250 | $74,250 |
| Solar Water Heater | $4,050 | $9,450 | $6,750 |
Top Solar Installers in California
- SunPower
- Sunrun
- Tesla Energy
- Vivint Solar
- Freedom Solar
Always verify NABCEP certification, state licensing, insurance, and customer reviews. Get at least 3 written quotes.