Ephrata, WA vs Mercer Island, WA

The cost of living difference between Ephrata, WA and Mercer Island, WA is dramatic. Ephrata is 68.2% cheaper than Mercer Island, a gap that translates to thousands of dollars per year in household expenses. Ephrata has a cost index of 85 while Mercer Island sits at 269, 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 Ephrata is $993/month compared to $2,464/month in Mercer Island — a 60% difference. Home values follow the same pattern: Ephrata is more affordable at $240,000 median vs $1,884,200.

Median household income in Ephrata is $70,321 compared to $202,359 in Mercer Island (-65.2%). The higher salaries in Mercer Island partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Ephrata spend roughly 16.9% of their income on rent, more than the 14.6% in Mercer Island.

Climate-wise, both cities share similar average temperatures (51.5°F vs 53.8°F). Mercer Island receives more rainfall at 36.5" per year compared to 7.6" in Ephrata.