Fontana, CA vs San Marcos, CA

There is a significant gap in the cost of living between these two cities. Fontana is 20.1% cheaper than San Marcos. With a cost index of 136 vs 170, the difference would have a meaningful impact on a household's monthly budget. Someone relocating from Fontana to San Marcos should plan for substantially higher expenses across most categories.

On the housing front, median rent in Fontana is $1,733/month compared to $2,191/month in San Marcos — a 21% difference. Home values follow the same pattern: Fontana is more affordable at $558,500 median vs $792,400.

Median household income in Fontana is $98,187 compared to $105,286 in San Marcos (-6.7%). San Marcos does offer higher incomes, but the salary premium barely offsets the higher cost of living, leaving residents with a tighter budget. Looking at affordability, residents of Fontana spend roughly 21.2% of their income on rent, less than the 25% in San Marcos.

Climate-wise, Fontana is notably warmer with an average of 66.8°F compared to 62.5°F in San Marcos. Fontana receives more rainfall at 11.6" per year compared to 11.4" in San Marcos.