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SCHOOL COMMUNITY·FEDERAL WAY SCHOOL DISTRICT·NCES 530282000443

Mirror Lake Elementary School

625 S 314TH ST, FEDERAL WAY, WA 98003 · (253) 945-3300 · King County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL491 STUDENTS
Enrollment
491
Elementary
DISTRICT 433 · STATE 380
Student : Teacher
15.8:1
31 FTE teachers
DISTRICT 16.1:1 · STATE 17.3:1
Free / Reduced Lunch
82%
404 students
DISTRICT 72% · STATE 51%
Community
1
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
72
Grade 1
83
Grade 2
93
Grade 3
92
Grade 4
75
Grade 5
76
Student demographics
White
6513%
DISTRICT 19% · STATE 47%
Hispanic
17135%
DISTRICT 33% · STATE 27%
Black
8618%
DISTRICT 15% · STATE 5%
Asian
7014%
DISTRICT 14% · STATE 9%
Two+
7515%
DISTRICT 12% · STATE 9%
Pacific Islander
245%
DISTRICT 6% · STATE 2%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
25652%
Female
23548%

Discussions

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Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
26.5%
WA avg 58.4% . -26.9pp since 2014
Math
22.6%
WA avg 51.2% . -28.7pp 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
21.9%
composite math + reading, all grades
Predicted
25.0%
based on WA schools with similar FRL share
Beats by
-3.1pp
below 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
491
+4 (+1%) vs 2017
Student : Teacher
15.8:1
was 16.2:1
% White
13%
was 18%
% Hispanic
35%
was 28%
% Black
18%
was 28%
% Asian
14%
was 8%
Source: NCES Common Core of Data

About Mirror Lake Elementary School

Mirror Lake Elementary School is a primary school of middle-of-the-pack scale in FEDERAL WAY, Washington, operated by Federal Way School District, enrolling 491 students in grades pre-K through 5. Enrollment runs roughly 29% above the state mean of about 380.

Across the 43 schools in Federal Way School District (22,250 students total), Mirror Lake Elementary School accounts for its share of the district's footprint.

On demographics, Mirror Lake Elementary School lists that the most-represented group is Hispanic (35%), with the rest of the student body spread across multiple groups. Beyond that, the school lists 18% Black, 15% multiracial, 14% Asian, 13% White. That is visibly more Hispanic than the county at large, where the share is closer to 11%.

On the income-and-resources front, Mirror Lake Elementary School lists 31 full-time-equivalent teachers, putting the student-to-teacher ratio at about 15.8:1. The state averages around 17.3:1, so this campus is tighter than the state norm typical. Around 82% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy. Set against King County (around 38%), the school's rate is noticeably above typical.

Adjusting for the school's free-and-reduced-lunch share, Mirror Lake Elementary School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 25.0%; this one delivers 21.9%.

In the surrounding community, the surrounding county (King County) logs that median household earnings sit near $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 Mirror Lake Elementary School is one.

Nearest neighbor: Federal Way High School, around 0.7 miles off. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Mirror Lake Elementary School at 4th of 4; the average score across the group is 26.0%.

Mirror Lake Elementary School operates from an outer-ring location.

Looking at the recent track record. Looking back 7 years, enrollment at Mirror Lake Elementary School has changed only slightly, going from 487 students in 2018 to 491 in 2025. Over the same period, the Black share fell from 28% to 18%.

In the discussion threads here, members of the Mirror Lake Elementary School community share and discuss pickup logistics, teacher feedback, and after-school programs. Parents, students, alumni, and staff are welcome to weigh in.

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
Mirror Lake Elementary School
District
Federal Way School District
Address
625 S 314TH ST, FEDERAL WAY, WA 98003
Phone
(253) 945-3300
County
King County
Level
Elementary
Grade range
PK–05
Total enrollment
491
Teachers (FTE)
31
Student–teacher ratio
15.8:1
Free/Reduced lunch
404 (82%)
Locale
21-Suburb: Large
NCES ID
530282000443
Charter school
No
Virtual school
No

Related schools

Other schools in Federal Way School District
Other schools in FEDERAL WAY
Nearby schools

Frequently asked questions

About Mirror Lake Elementary School
How many students attend Mirror Lake Elementary School?
Mirror Lake Elementary School enrolls approximately 491 students in grades PK-05.
Is Mirror Lake Elementary School an elementary, middle, or high school?
Mirror Lake Elementary School is an elementary school covering grades PK-05.
How many students per teacher at Mirror Lake Elementary School?
Approximately 15.8:1 students per teacher at Mirror Lake Elementary School.
What is the racial breakdown of students at Mirror Lake Elementary School?
At Mirror Lake Elementary School, the student body is approximately 13% White, 35% Hispanic, 18% Black, 14% Asian, 15% Two or more.
Is Mirror Lake Elementary School public or private?
Mirror Lake Elementary School is a public K-12 school, overseen by Federal Way School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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