Castaic, CA vs San Jacinto, CA

There is a significant gap in the cost of living between these two cities. San Jacinto is 27.1% cheaper than Castaic. With a cost index of 119 vs 152, the difference would have a meaningful impact on a household's monthly budget. Someone relocating from San Jacinto to Castaic should plan for substantially higher expenses across most categories.

On the housing front, median rent in Castaic is $1,751/month compared to $1,633/month in San Jacinto — a 7% difference. Home values follow the same pattern: San Jacinto is more affordable at $391,600 median vs $710,400.

Median household income in Castaic is $132,153 compared to $78,281 in San Jacinto (+68.8%). While Castaic is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Castaic spend roughly 15.9% of their income on rent, less than the 25% in San Jacinto.