Solar panel yield in Castaic
Each kWp of solar panels in Castaic, at the best angle of 32°, produces about 1,809 kWh of electricity a year – worth $538 at today's household electricity price.
Yield per kWp
1,809 kWh
per year
Value per kWp
$538
if used at home, at today's tariff
Versus the United States average
+18%
1,530 kWh
Solar rank in the United States
362 of 4,349
Monthly yield of 1 kWp
A typical 5 kWp home system
A 5 kWp system in Castaic would produce about 9,045 kWh a year – 362% of the 2,500 kWh our default home uses.
Payback
How fast a system pays for itself depends on its price, how much of the power you use yourself and the feed-in tariff. Try your own numbers: Solar payback calculator →
Cost of running a home in Castaic →
Source: PVGIS © European Union, 2001–2026.
Updated: