Best Mercer Island Public Preschools (2026)

For the 2026 school year, there is 1 public preschool serving 398 students in Mercer Island, WA. The top-ranked public preschool in Mercer Island, WA is Northwood Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Mercer Island, WA public preschool have an average math proficiency score of 72% (versus the Washington public pre school average of 46%), and reading proficiency score of 77% (versus the 50% statewide average). Pre schools in Mercer Island have an average ranking of 10/10, which is in the top 5% of Washington public pre schools.

Minority enrollment is 54% of the student body (majority Asian), which is less than the Washington public preschool average of 55% (majority Hispanic).