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SCHOOL COMMUNITY·FEDERAL WAY SCHOOL DISTRICT·NCES 530282001835

Mark Twain Elementary School

2450 S STAR LAKE RD, FEDERAL WAY, WA 98003 · (253) 945-3100 · King County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL531 STUDENTS
Enrollment
531
Elementary
DISTRICT 433 · STATE 380
Student : Teacher
16.1:1
33 FTE teachers
DISTRICT 16.1:1 · STATE 17.3:1
Free / Reduced Lunch
89%
470 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
104
Grade 1
91
Grade 2
99
Grade 3
79
Grade 4
89
Grade 5
69
Student demographics
White
387%
DISTRICT 19% · STATE 47%
Hispanic
16030%
DISTRICT 33% · STATE 27%
Black
10820%
DISTRICT 15% · STATE 5%
Asian
12023%
DISTRICT 14% · STATE 9%
Two+
6612%
DISTRICT 12% · STATE 9%
Pacific Islander
397%
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
26951%
Female
26249%

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Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
29.2%
WA avg 58.4% . -5.6pp since 2014
Math
17.6%
WA avg 51.2% . -17.2pp 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
22.9%
composite math + reading, all grades
Predicted
20.8%
based on WA schools with similar FRL share
Beats by
+2.0pp
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
531
-6 (-1%) vs 2017
Student : Teacher
16.1:1
was 17.2:1
% White
7%
was 10%
% Hispanic
30%
was 43%
% Black
20%
was 21%
% Asian
23%
was 11%
Source: NCES Common Core of Data

About Mark Twain Elementary School

Mark Twain Elementary School is a mid-tier primary school in FEDERAL WAY, Washington, operated by Federal Way School District. The school caters to 531 students in grades pre-K through 5. By comparison, Washington's public schools average about 380 students each, so Mark Twain Elementary School sits 40% above that benchmark.

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

For racial and ethnic makeup, Mark Twain Elementary School records that the most-represented group is Hispanic (30%), with the rest of the student body spread across multiple groups. Beyond that, the school lists 23% Asian, 20% Black, 12% multiracial, 7% Pacific Islander. By comparison, King County as a whole is about 11% Hispanic, so the school skews visibly more Hispanic than its surroundings.

Looking at the economic backdrop, On paper, Mark Twain Elementary School has 33 full-time-equivalent teachers, translating to a class-load average of around 16.1:1. That figure is tighter than the state norm's 17.3:1 average. An estimated 89% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, King County runs at roughly 38%, so the school's eligibility rate is meaningfully above the surrounding baseline.

Adjusting for the school's free-and-reduced-lunch share, Mark Twain Elementary School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 20.8%, the actual is 22.9%, a residual of +2.0 points.

Across the wider county, the surrounding county (King County) reports that the typical household earns roughly $124,746 per year, roughly 57% of adults have completed at least a four-year degree, and the poverty rate sits near 5%. Mark Twain Elementary School is one of 544 public schools in King County (combined enrollment of about 278,492 students).

Woodmont K-8 School is the nearest neighboring public school, about 0.8 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Mark Twain Elementary School. On composite proficiency, Mark Twain Elementary School comes 7th of 9 in the immediate cluster, behind the nearby-schools average of 33.7%.

Geographically, the school is in a bedroom-community area.

Over the past 7-year window. Over the past 7-year window, the student count remained close to its prior level: 537 students in 2018 compared to 531 in 2025. The Hispanic share of enrollment fell from 43% to 30% over that span. The student-to-teacher ratio fell from 17.2:1 in 2018 to 16.1:1 today.

On this page, posts here usually surface around classroom updates, athletics, and weather closures. Members of the school community can share what they know.

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
Mark Twain Elementary School
District
Federal Way School District
Address
2450 S STAR LAKE RD, FEDERAL WAY, WA 98003
Phone
(253) 945-3100
County
King County
Level
Elementary
Grade range
PK–05
Total enrollment
531
Teachers (FTE)
33
Student–teacher ratio
16.1:1
Free/Reduced lunch
470 (89%)
Locale
21-Suburb: Large
NCES ID
530282001835
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 Mark Twain Elementary School
How large is Mark Twain Elementary School?
Mark Twain Elementary School enrolls approximately 531 students in grades PK-05.
What age range does Mark Twain Elementary School serve?
Mark Twain Elementary School serves students from grade PK through grade 05.
How many teachers does Mark Twain Elementary School have?
Mark Twain Elementary School employs 33 FTE teachers, for a student-to-teacher ratio of 16.1:1.
What is the racial breakdown of students at Mark Twain Elementary School?
At Mark Twain Elementary School, the student body is approximately 7% White, 30% Hispanic, 20% Black, 23% Asian, 12% Two or more.
Who oversees Mark Twain Elementary School?
Mark Twain Elementary School is overseen by Federal Way 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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