Foster City, CA vs Mission Viejo, CA

The cost of living difference between Foster City, CA and Mission Viejo, CA is dramatic. Mission Viejo is 46.4% cheaper than Foster City, a gap that translates to thousands of dollars per year in household expenses. Foster City has a cost index of 293 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 Foster City is $3,501/month compared to $2,713/month in Mission Viejo — a 29% difference. Home values follow the same pattern: Mission Viejo is more affordable at $946,300 median vs $1,774,500.

Median household income in Foster City is $193,633 compared to $136,071 in Mission Viejo (+42.3%). The higher salaries in Foster City partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Foster City spend roughly 21.7% of their income on rent, less than the 23.9% in Mission Viejo.

Climate-wise, Mission Viejo is notably warmer with an average of 64.9°F compared to 58.7°F in Foster City. Foster City receives more rainfall at 19.6" per year compared to 11.2" in Mission Viejo.