Castro Valley, CA vs Rancho San Diego, CA

Rancho San Diego is moderately more affordable than Castro Valley, with a 11.6% lower cost of living index. Castro Valley scores 204 compared to 183 for Rancho San Diego, where the US average is 100. This difference means residents of Castro Valley can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Castro Valley is $2,499/month compared to $2,431/month in Rancho San Diego — a 3% difference. Home values follow the same pattern: Rancho San Diego is more affordable at $854,200 median vs $1,058,200.

Median household income in Castro Valley is $138,069 compared to $118,431 in Rancho San Diego (+16.6%). 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 24.6% in Rancho San Diego.