Issaquah High School

Located at 700 2ND AVE SE, in ISSAQUAH, Washington, Issaquah High School is an expansive high school that caters to 2,419 students (grades 9 through 12), part of Issaquah School District. That puts it 322% above the typical public school in Washington, which averages around 573 students.

Issaquah School District comprises 30 schools with combined enrollment of 19,098 students; Issaquah High School is among them.

For racial and ethnic makeup, Issaquah High School records that the largest single group is White at 46%, but no single group is in the majority. Other groups include 30% Asian, 11% Hispanic, 10% multiracial, 4% Black. That is considerably less White than the county at large, where the share is closer to 55%.

On the income-and-resources front, Staff filings list 110 full-time-equivalent teachers, which works out to roughly 21.9:1 students per teacher. The state averages about 21.6:1, putting this campus right in line with peers. Around 16% of the student body qualifies for free or reduced-price meals, a commonly cited indicator of low-income enrollment. Set against King County (around 38%), the school's rate is noticeably below typical.

On a demographically-adjusted basis, Issaquah High School is in the bottom 10% of Washington public schools. The BeatsExpectations model predicts schools with this FRL share to land around 69.1%; Issaquah High School posts 54.1%, -15.0 points below that line.

In the area at large, King County reports that median household income runs about $124,746, 57% of adults hold a bachelor's degree or higher, and the poverty rate sits near 5%. In all, King County runs 544 public schools (combined enrollment of about 278,492 students), of which Issaquah High School is one.

Nearest neighbor: Issaquah Middle School, around 0.1 miles off. Within five miles, there are 8 other public schools. Among the 7 schools in that immediate cluster with test data (this one included), Issaquah High School ranks 7th on composite proficiency, below the local average of 68.7%.

Issaquah High School operates from a rural location.

Five-year trend. Looking back 7 years, enrollment at Issaquah High School has showed little movement, going from 2,377 students in 2018 to 2,419 in 2025. The White share of enrollment edged down from 59% to 46% over that span. The student-to-teacher ratio narrowed from 25.3:1 in 2018 to 21.9:1 today.

On this page, recent activity here tends to focus on enrollment questions, classroom assignments, and PTA news. Members of the school community can share what they know.