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SCHOOL COMMUNITY·BELLEVUE SCHOOL DISTRICT·NCES 530039000093

Tillicum Middle School

1280 160th Avenue SE, Bellevue, WA 98008 · (425) 456-6700 · King County
GRADES 06–08MIDDLE12-CITYREGULAR SCHOOL676 STUDENTS
Enrollment
676
Middle
DISTRICT 800 · STATE 577
Student : Teacher
18.2:1
37 FTE teachers
DISTRICT 18.1:1 · STATE 18.9:1
Free / Reduced Lunch
20%
134 students
DISTRICT 26% · STATE 51%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
211
Grade 7
236
Grade 8
229
Student demographics
White
32%
DISTRICT 24% · STATE 47%
Hispanic
16%
DISTRICT 15% · STATE 27%
Black
4%
DISTRICT 4% · STATE 5%
Asian
31%
DISTRICT 45% · STATE 9%
Two+
16%
DISTRICT 11% · STATE 9%
Native American
n/r
Pacific Islander
n/r
n/r: not reliably reported by NCES for this school. Hispanic, Pacific Islander, and Native American enrollment are systematically under-reported in the source data.
Gender split
Male
56%
Female
44%

Discussions

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Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
69.7%
WA avg 58.4% . -6.0pp since 2014
Math
64.0%
WA avg 51.2% . -2.4pp since 2014
Source: Smarter Balanced + WCAS. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
67.7%
composite math + reading, all grades
Predicted
66.9%
based on WA schools with similar FRL share
Beats by
+0.8pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
676
-6 (-1%) vs 2017
Student : Teacher
18.2:1
was 18.9:1
% White
32%
was 53%
% Hispanic
16%
was 13%
% Black
4%
was 2%
% Asian
31%
was 21%
Source: NCES Common Core of Data

About Tillicum Middle School

Tillicum Middle School, a reasonably sized junior high in Bellevue, Washington, operated by Bellevue School District, instructs 676 students, covering grades 6 through 8.

Across the 30 schools in Bellevue School District (20,339 students total), Tillicum Middle School accounts for its share of the district's footprint.

On demographics, Tillicum Middle School shows that the largest single group is White at 32%, but no single group is in the majority. The remainder comes out to 31% Asian, 16% multiracial, 16% Hispanic, 4% Black. That is meaningfully less White than the county at large, where the share is closer to 55%.

On the resource side, Staff filings list 37 full-time-equivalent teachers, which works out to roughly 18.2:1 students per teacher. That tracks the state average closely. About 20% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy. By comparison, King County runs at roughly 38%, so the school's eligibility rate is somewhat below the surrounding baseline.

After controlling for student poverty, Tillicum Middle School tracks the demographic baseline. The model predicts 66.9% given the school's FRL share; actual proficiency is 67.7%.

In the area at large, King County reports that median household earnings sit near $124,746, about 57% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 5%. Tillicum Middle School is one of 544 public schools in King County (combined enrollment of about 278,492 students).

Nearest neighbor: Phantom Lake Elementary, around 0.1 miles off. Counting just inside five miles, 8 other public schools cluster around Tillicum Middle School. Among the 8 schools in that immediate cluster with test data (this one included), Tillicum Middle School ranks 2nd on composite proficiency, ahead of the local average of 54.1%.

Tillicum Middle School operates from a downtown location.

Over the past 7-year window. Tillicum Middle School's enrollment has showed little movement since 2018, when it stood at 682 (now 676). White enrollment moved from 53% to 32% across the same window.

On the community side, members of the Tillicum Middle School community share and discuss pickup logistics, teacher feedback, and after-school programs. The community welcomes input from current and former families.

King County at a glance

View full county profile
Population
2,287,171
Census ACS
Median income
$124,746
Household, ACS
Bachelor's+
57%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
544
278,492 students

Quick facts

School name
Tillicum Middle School
District
Bellevue School District
Address
1280 160th Avenue SE, Bellevue, WA 98008
Phone
(425) 456-6700
County
King County
Level
Middle
Grade range
06–08
Total enrollment
676
Teachers (FTE)
37
Student–teacher ratio
18.2:1
Free/Reduced lunch
134 (20%)
Locale
12-City: Mid-size
NCES ID
530039000093
Charter school
No
Virtual school
No

Related schools

Other schools in Bellevue School District
Other schools in Bellevue
Nearby schools

Frequently asked questions

About Tillicum Middle School
What is the total enrollment at Tillicum Middle School?
Tillicum Middle School enrolls approximately 676 students in grades 06-08.
What age range does Tillicum Middle School serve?
Tillicum Middle School serves students from grade 06 through grade 08.
How many students per teacher at Tillicum Middle School?
Approximately 18.2:1 students per teacher at Tillicum Middle School.
What is the racial breakdown of students at Tillicum Middle School?
At Tillicum Middle School, the student body is approximately 32% White, 16% Hispanic, 4% Black, 31% Asian, 16% Two or more.
Who oversees Tillicum Middle School?
Tillicum Middle School is overseen by Bellevue School District in King County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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