SolarData USA

California vs Texas - Solar Energy Comparison

CA

California

Installations
1,921,220
Capacity
17,997 MW
Avg Cost
$4.46/W
System Size
9.4 kW
TX

Texas

Installations
204,286
Capacity
2,252 MW
Avg Cost
$3.92/W
System Size
11.0 kW

Detailed Comparison

MetricCaliforniaTexas
Total Installations1,921,220204,286
Total Capacity (MW)17,9972,252
Avg Cost ($/W)$4.46$3.92
Median Cost ($/W)$4.25$3.87
Avg System Size (kW)9.411.0
Residential %98%27%

California - Cost Trend ($/W)

California Cost per Watt

2000200220042006200820102012201420162018202020222024

Texas - Cost Trend ($/W)

Texas Cost per Watt

20042006200820102012201420162018202020222024

Verdict: Which State Is Better for Solar?

Californiaedges ahead overall
  • California has more installations (1,921,220 vs 204,286)
  • Texas has lower average cost ($3.92/W vs $4.46/W)
  • California has more total capacity (17,997 MW vs 2,252 MW)

Note: The best state for solar depends on your specific situation, including roof orientation, local utility rates, and available financing.

Source: LBNL Tracking the Sun / U.S. Department of Energy