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SCHOOL COMMUNITY·ISSAQUAH SCHOOL DISTRICT·NCES 530375000576

Liberty Sr High School

16655 SE 136TH ST, RENTON, WA 98059 · (425) 837-4800 · King County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL1,495 STUDENTS
A
allk12 Grade
Scored higher than 88% of Washington public high schools
  • ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • BBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • A-Three-year trend Change in reading and math proficiency over the last three test years.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Washington public high schools

Enrollment
1,495
High
DISTRICT 1,292 · STATE 573
Student : Teacher
21.6:1
69 FTE teachers
DISTRICT 18.5:1 · STATE 21.6:1
Free / Reduced Lunch
18%
273 students
DISTRICT 18% · STATE 51%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 936324%
Grade 1037825%
Grade 1137125%
Grade 1238326%
Student demographics
68%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 69% · STATE 68% · US 70%
White
68646%
DISTRICT 39% · STATE 47% · US 43%
Hispanic
19113%
DISTRICT 11% · STATE 27% · US 30%
Black
372%
DISTRICT 3% · STATE 5% · US 15%
Asian
42228%
DISTRICT 37% · STATE 9% · US 6%
Two+
15010%
DISTRICT 10% · STATE 9% · US 5%
Native American
50%
DISTRICT 0% · STATE 1% · US 1%
Pacific Islander
30%
DISTRICT 0% · STATE 2% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
76751%
Female
72749%

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Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
82.0%
WA avg 58.4% . +80.8pp since 2014
Math
60.2%
WA avg 51.2% . +59.0pp since 2014

What this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 82 of every 100 students at this school read and write at grade level and about 60 of 100 do math at grade level. Across all Washington schools, those numbers are about 58 and 51. Reading and writing scores are up about 81 points since 2014, while math scores are up about 59 points.

Smarter Balanced + WCAS results by year

School yearEnglish Language ArtsMath
2024-2582.0%60.2%
2023-2481.8%62.1%
2022-2384.2%56.3%
2021-2280.8%55.6%
2018-1987.8%60.8%
2017-1884.7%66.7%
2016-179.4%N/A
2015-1633.3%1.9%
2014-151.2%1.2%
% Met or Exceeded Standard, all students and all tested grades.
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
64.3%
composite math + reading, all grades
Predicted
68.0%
based on WA schools with similar FRL share
Beats by
-3.7pp
below demographic expectation

What this means: About 64% of students here test proficient in math and reading, compared with the roughly 68% typical for Washington schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Washington's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Liberty Sr High School

Liberty Sr High School's state test result (64.3% proficient) is higher than 2 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Liberty Sr High School this school1,49518.3%64.3%
Issaquah High School
ISSAQUAH
2,41916.5%54.1%
Lake Washington High School
Kirkland
2,08113.5%59.2%
Henry M. Jackson High School
Mill Creek
2,14825.5%69.5%
Inglemoor HS
Kenmore
1,44122.0%67.7%
Mercer Island High School
Mercer Island
1,4397.1%76.6%
Matched among Washington high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Liberty Sr High School ranks

Among high schools
MeasureThis schoolIn WashingtonIn King County
State test proficiency
ranked highest first
64.3%#17 of 271#9 of 59
Math proficiency
ranked highest first
60.2%#16 of 321
▼ 3
#13 of 59
▼ 2
Reading proficiency
ranked highest first
82.0%#19 of 327
▲ 7
#11 of 61
▲ 3
3-year test score change
ranked biggest gain first
+2.9pp#70 of 259#12 of 57
Enrollment
ranked largest first
1,495#88 of 570#31 of 97
Students per teacher
ranked fewest first
21.6:1#210 of 311#46 of 67
Diversity index
ranked most diverse first
68.2%#80 of 316#39 of 67
Free and reduced lunch
ranked highest share first
18.3%#360 of 386#58 of 76
Enrollment change since 2017-18
ranked fastest growth first
+8.2%#75 of 136#17 of 31
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
1,495
-14 (-1%) vs 2020
+76% since 1990-91, when it was 850
Student : Teacher
21.6:1
was 22.2:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,49569.221.6:118% (273)
2023-241,53067.422.7:118% (269)
2022-231,4766722.0:116% (241)
2020-211,5096822.2:111% (168)
2017-181,38260.522.9:112% (160)
2015-161,2825523.3:111% (146)
2010-111,2055223.2:112% (143)
2000-011,0164323.6:1N/A
1990-918503822.4:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Liberty Sr High School.

Since 2017-18: students up 8% (1,382 to 1,495); teachers up 14% (60.5 to 69.2).

About Liberty Sr High School

Liberty Sr High School operates as a high-enrollment high school in RENTON, Washington. The student body numbers 1,495 students, from grades 9 through 12. Average enrollment for high schools in Washington is about 573, so this school runs 161% above that.

The district for Liberty Sr High School is Issaquah School District, with 30 schools and 19,098 students.

Liberty Sr High School has no majority group; White students are the largest, at 46%. Beyond that, enrollment is 28% Asian, 13% Hispanic, 10% multiracial, and 2% Black. In King County overall, about 55% of residents are White. Pick two students at random and there is a 68% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.

With 69.2 full-time-equivalent teachers in 2024-25, the ratio at Liberty Sr High School was 21.6:1. For comparison, high schools in Washington average 21.6:1. Liberty Sr High School's free or reduced-price lunch eligibility rate is 18%. On average, public schools in King County report 38%.

The allk12 Grade for Liberty Sr High School is A. Compared with Washington public high schools, the school scored higher than 88% on a mix of test scores, poverty-adjusted results, and recent trend.

After adjusting for student poverty, Liberty Sr High School lands between the top and bottom 10% of Washington schools. Its average proficiency rate on state tests is 64.3%; the prediction is 68.0%.

King County has about 2,287,171 residents, and the median household income is $124,746, roughly 57% of adults have a four-year degree or more, and about 5% of residents live below the federal poverty line. Besides Liberty Sr High School, King County has 543 other public schools.

Briarwood Elementary is the closest public school, about 0.3 miles away in a straight line. In all, at least 8 other public schools sit within five miles of Liberty Sr High School. Among the 9 closest schools with test data, this one included, Liberty Sr High School ranks 5th on average proficiency.

The school's setting, by NCES definition, is Suburb: Large: in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

The student count changed little between 2020-21 (1,509) and 2024-25 (1,495).

Parents and students can post about sports schedules, lunch menus, and spirit week at Liberty Sr High School. Questions from prospective families are welcome too.

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
Liberty Sr High School
District
Issaquah School District
Address
16655 SE 136TH ST, RENTON, WA 98059
Phone
(425) 837-4800
County
King County
Level
High
Grade range
09–12
Total enrollment
1,495
Teachers (FTE)
69
Student–teacher ratio
21.6:1
Free and reduced lunch
273 (18%)
Locale
21-Suburb: Large
NCES ID
530375000576
Charter school
No
Virtual school
No

Related schools

Other schools in Issaquah School District
Other schools in RENTON
Other Liberty Senior High schools

One other US public school is named Liberty Senior High. Liberty Sr High School is the largest of the 2.

Nearby schools

Frequently asked questions

About Liberty Sr High School
How large is Liberty Sr High School?
Liberty Sr High School enrolls approximately 1,495 students in grades 09-12.
Is Liberty Sr High School an elementary, middle, or high school?
Liberty Sr High School is a high school covering grades 09-12.
How many teachers does Liberty Sr High School have?
Liberty Sr High School employs 69 FTE teachers, for a student-to-teacher ratio of 21.6:1.
How diverse is Liberty Sr High School?
Liberty Sr High School reports a student body of 46% White, 13% Hispanic, 2% Black, 28% Asian, 10% Two or more.
What district is Liberty Sr High School in?
Liberty Sr High School is part of Issaquah School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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