WAHighProfile data from NCES 2023-24

Mercer Island High School — School Profile & District Info

High|Mercer Island, Washington|Mercer Island School District

Mercer Island, WA 98040

School Profile

Grades
9–12
Enrollment
1,465
Student:Teacher
19.8:1
Locale
Suburban
Econ. Disadvantaged
7.2%

School Statistics

Programs & Activities (SY 2021-22)

AP Program
29 courses offered
Gifted & Talented
Dual Enrollment
Athletics
5 sports offered
Student-Teacher Ratio: 19.1:1
Worse than average in WA

District Finance (FY 2023)

Per-Pupil Spending
$17,288
District-level data
Funding Sources
Federal 3%State 58%Local 40%

Community Context

Median Home Value
$740,211
-1.6% YoY
Seattle, WA metro area · Zillow Feb 2026
Community Need Level
Moderate
CDC/ATSDR Social Vulnerability Index 2022

Enrollment Trend (2014-2025)

1,439
Current enrollment
Stable(-7% 5yr)

Frequently Asked Questions about Mercer Island High School

Enrollment at Mercer Island High School stands at 1,465 students. The school is a High institution in the local district.

Calendar Guides

School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically.