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SCHOOL COMMUNITY·MUKILTEO SCHOOL DISTRICT·NCES 530543002320

Horizon Elementary

222 W Casino Rd, Everett, WA 98204 · (425) 366-3000 · Snohomish County
GRADES KG–05ELEMENTARY12-CITYTITLE IREGULAR SCHOOL550 STUDENTS
Enrollment
550
Elementary
DISTRICT 507 · STATE 380
Student : Teacher
14.3:1
39 FTE teachers
DISTRICT 14.7:1 · STATE 17.3:1
Free / Reduced Lunch
75%
410 students
DISTRICT 56% · 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
93
Grade 1
83
Grade 2
89
Grade 3
98
Grade 4
102
Grade 5
85
Student demographics
White
8515%
DISTRICT 34% · STATE 47%
Hispanic
32158%
DISTRICT 30% · STATE 27%
Black
346%
DISTRICT 10% · STATE 5%
Asian
367%
DISTRICT 15% · STATE 9%
Two+
305%
DISTRICT 9% · STATE 9%
Native American
20%
DISTRICT 0% · STATE 1%
Pacific Islander
428%
DISTRICT 2% · 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
27750%
Female
27350%

Discussions

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Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
20.9%
WA avg 58.4% . -21.2pp since 2014
Math
22.3%
WA avg 51.2% . -18.4pp 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
23.3%
composite math + reading, all grades
Predicted
30.2%
based on WA schools with similar FRL share
Beats by
-6.9pp
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
550
-153 (-22%) vs 2017
Student : Teacher
14.3:1
was 15.0:1
% White
15%
was 22%
% Hispanic
58%
was 57%
% Black
6%
was 6%
% Asian
7%
was 2%
Source: NCES Common Core of Data

About Horizon Elementary

Horizon Elementary, a medium-sized K-5 school in Everett, Washington, one of the schools within Mukilteo School District, serves 550 students, covering grades K through 5. Compared to the state average of about 380 students per school, that is 45% bigger than typical.

Mukilteo School District runs 23 schools in total, collectively educating 15,175 students. Horizon Elementary is one of those campuses.

On demographics, Horizon Elementary shows that Hispanic students make up the majority at 58%. Other groups include 15% White, 8% Pacific Islander, 7% Asian, 6% Black. The wider county runs roughly 12% Hispanic, putting the school's mix visibly more Hispanic than the area baseline.

Looking at school resources, Horizon Elementary lists 39 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.3:1. Statewide, the average ratio sits near 17.3:1, putting Horizon Elementary tighter than the state norm the norm. Roughly 75% of students at Horizon Elementary qualify for free or reduced-price lunch, often used as a Title I proxy. That share is north of Snohomish County's rate of about 41%.

On a residual basis (actual vs predicted given the student mix), Horizon Elementary tracks the demographic baseline. The model predicts 30.2% given the school's FRL share; actual proficiency is 23.3%.

Around the school, Snohomish County reports that median household income runs about $111,246, 38% of adults hold a bachelor's degree or higher, and roughly 6% of residents live below the federal poverty line. Across Snohomish County's 227 public schools (combined enrollment of about 118,688 students), Horizon Elementary is one campus in the mix.

The closest other public school is Emerson Elementary School, roughly 0.6 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 6 schools in that immediate cluster with test data (this one included), Horizon Elementary ranks 6th on composite proficiency, beneath the local average of 38.9%.

Horizon Elementary operates from a high-density location.

Trend over the last 7 years. Looking back 7 years, enrollment at Horizon Elementary has ticked down 22%, going from 703 students in 2018 to 550 in 2025. White enrollment moved from 22% to 15% across the same window.

Within the allk12 community for this school, posts here usually surface around pickup logistics, teacher feedback, and after-school programs. Parents, students, alumni, and staff are welcome to weigh in.

Snohomish County at a glance

View full county profile
Population
844,430
Census ACS
Median income
$111,246
Household, ACS
Bachelor's+
38%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
227
118,688 students

Quick facts

School name
Horizon Elementary
District
Mukilteo School District
Address
222 W Casino Rd, Everett, WA 98204
Phone
(425) 366-3000
County
Snohomish County
Level
Elementary
Grade range
KG–05
Total enrollment
550
Teachers (FTE)
39
Student–teacher ratio
14.3:1
Free/Reduced lunch
410 (75%)
Locale
12-City: Mid-size
NCES ID
530543002320
Charter school
No
Virtual school
No

Related schools

Other schools in Mukilteo School District
Other schools in Everett
Nearby schools

Frequently asked questions

About Horizon Elementary
What is the total enrollment at Horizon Elementary?
Horizon Elementary enrolls approximately 550 students in grades KG-05.
What age range does Horizon Elementary serve?
Horizon Elementary serves students from grade KG through grade 05.
How many students per teacher at Horizon Elementary?
Approximately 14.3:1 students per teacher at Horizon Elementary.
What is the racial breakdown of students at Horizon Elementary?
At Horizon Elementary, the student body is approximately 15% White, 58% Hispanic, 6% Black, 7% Asian, 5% Two or more.
Is Horizon Elementary public or private?
Horizon Elementary is a public K-12 school, overseen by Mukilteo School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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