Brier, WA vs Castle Rock, WA

The cost of living difference between Brier, WA and Castle Rock, WA is dramatic. Castle Rock is 90.4% cheaper than Brier, a gap that translates to thousands of dollars per year in household expenses. Brier has a cost index of 190 while Castle Rock sits at 100, 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 Brier is $2,727/month compared to $1,326/month in Castle Rock — a 106% difference. Home values follow the same pattern: Castle Rock is more affordable at $301,000 median vs $824,500.

Median household income in Brier is $138,256 compared to $65,272 in Castle Rock (+111.8%). While Brier is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Brier spend roughly 23.7% of their income on rent, less than the 24.4% in Castle Rock.

Climate-wise, both cities share similar average temperatures (53.2°F vs 53°F). Castle Rock receives more rainfall at 42.3" per year compared to 37.8" in Brier.