Castro Valley, CA vs West Rancho Dominguez, CA

The cost of living difference between Castro Valley, CA and West Rancho Dominguez, CA is dramatic. West Rancho Dominguez is 49.5% cheaper than Castro Valley, a gap that translates to thousands of dollars per year in household expenses. Castro Valley has a cost index of 204 while West Rancho Dominguez sits at 136, 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 Castro Valley is $2,499/month compared to $1,575/month in West Rancho Dominguez — a 59% difference. Home values follow the same pattern: West Rancho Dominguez is more affordable at $589,100 median vs $1,058,200.

Median household income in Castro Valley is $138,069 compared to $81,585 in West Rancho Dominguez (+69.2%). While Castro Valley is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Castro Valley spend roughly 21.7% of their income on rent, less than the 23.2% in West Rancho Dominguez.