Brentwood, CA vs Willowbrook, CA

The cost of living difference between Brentwood, CA and Willowbrook, CA is dramatic. Willowbrook is 41.2% cheaper than Brentwood, a gap that translates to thousands of dollars per year in household expenses. Brentwood has a cost index of 182 while Willowbrook sits at 129, 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 Brentwood is $2,509/month compared to $1,549/month in Willowbrook — a 62% difference. Home values follow the same pattern: Willowbrook is more affordable at $511,100 median vs $791,600.

Median household income in Brentwood is $139,567 compared to $60,386 in Willowbrook (+131.1%). While Brentwood is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Brentwood spend roughly 21.6% of their income on rent, less than the 30.8% in Willowbrook. The Brentwood ratio exceeds the commonly recommended 30% threshold, which can put pressure on household budgets.