Mercer Island, WA vs Snohomish, WA

The cost of living difference between Mercer Island, WA and Snohomish, WA is dramatic. Snohomish is 102.2% cheaper than Mercer Island, a gap that translates to thousands of dollars per year in household expenses. Mercer Island has a cost index of 269 while Snohomish sits at 133, 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 Mercer Island is $2,464/month compared to $1,459/month in Snohomish — a 69% difference. Home values follow the same pattern: Snohomish is more affordable at $599,600 median vs $1,884,200.

Median household income in Mercer Island is $202,359 compared to $84,688 in Snohomish (+138.9%). While Mercer Island is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Mercer Island spend roughly 14.6% of their income on rent, less than the 20.7% in Snohomish.

Climate-wise, both cities share similar average temperatures (53.8°F vs 51.4°F). Mercer Island receives more rainfall at 36.5" per year compared to 33.4" in Snohomish.