Dublin, CA vs Seal Beach, CA

The cost of living difference between Dublin, CA and Seal Beach, CA is dramatic. Seal Beach is 54.5% cheaper than Dublin, a gap that translates to thousands of dollars per year in household expenses. Dublin has a cost index of 238 while Seal Beach sits at 154, 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 Dublin is $3,174/month compared to $2,419/month in Seal Beach — a 31% difference. Home values follow the same pattern: Seal Beach is more affordable at $492,200 median vs $1,224,100.

Median household income in Dublin is $205,046 compared to $83,045 in Seal Beach (+146.9%). While Dublin is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Dublin spend roughly 18.6% of their income on rent, less than the 35% in Seal Beach. The Dublin ratio exceeds the commonly recommended 30% threshold, which can put pressure on household budgets.

Climate-wise, Seal Beach is notably warmer with an average of 64.9°F compared to 59.9°F in Dublin. Dublin receives more rainfall at 15.2" per year compared to 12" in Seal Beach.