Fremont, CA vs Fullerton, CA

The cost of living difference between Fremont, CA and Fullerton, CA is dramatic. Fullerton is 34.2% cheaper than Fremont, a gap that translates to thousands of dollars per year in household expenses. Fremont has a cost index of 235 while Fullerton sits at 175, 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 Fremont is $2,905/month compared to $2,124/month in Fullerton — a 37% difference. Home values follow the same pattern: Fullerton is more affordable at $859,600 median vs $1,289,400.

Median household income in Fremont is $176,350 compared to $104,219 in Fullerton (+69.2%). While Fremont is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Fremont spend roughly 19.8% of their income on rent, less than the 24.5% in Fullerton.

Climate-wise, Fullerton is notably warmer with an average of 66.2°F compared to 59.9°F in Fremont. Fremont receives more rainfall at 13.5" per year compared to 11.9" in Fullerton.