Fontana, CA vs Mission Viejo, CA
The cost of living difference between Fontana, CA and Mission Viejo, CA is dramatic. Fontana is 32.1% cheaper than Mission Viejo, a gap that translates to thousands of dollars per year in household expenses. Fontana has a cost index of 136 while Mission Viejo sits at 200, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.
On the housing front, median rent in Fontana is $1,733/month compared to $2,713/month in Mission Viejo — a 36% difference. Home values follow the same pattern: Fontana is more affordable at $558,500 median vs $946,300.
Median household income in Fontana is $98,187 compared to $136,071 in Mission Viejo (-27.8%). The higher salaries in Mission Viejo partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Fontana spend roughly 21.2% of their income on rent, less than the 23.9% in Mission Viejo.
Climate-wise, both cities share similar average temperatures (66.8°F vs 64.9°F). Fontana receives more rainfall at 11.6" per year compared to 11.2" in Mission Viejo.
Income & Cost
Housing
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Rent by Bedroom Size
HUD Fair Market Rent (FY 2026) — metro area average
Everyday Prices
BLS Average Prices by metro area
Climate
NOAA 30-year normals (1991-2020)