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SCHOOL COMMUNITY·SEDRO-WOOLLEY SCHOOL DISTRICT·NCES 530774001279

Sedro Woolley Senior High School

1235 Third Street, Sedro-Woolley, WA 98284 · (360) 855-3510 · Skagit County
GRADES 09–12HIGH23-SUBURBTITLE IREGULAR SCHOOL1,280 STUDENTS
Enrollment
1,280
High
DISTRICT 720 · STATE 573
Student : Teacher
21.8:1
59 FTE teachers
DISTRICT 24.8:1 · STATE 21.6:1
Free / Reduced Lunch
48%
610 students
DISTRICT 52% · 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
Grade 9
351
Grade 10
328
Grade 11
302
Grade 12
299
Student demographics
White
86067%
DISTRICT 67% · STATE 47%
Hispanic
31224%
DISTRICT 24% · STATE 27%
Black
40%
DISTRICT 0% · STATE 5%
Asian
131%
DISTRICT 1% · STATE 9%
Two+
685%
DISTRICT 6% · STATE 9%
Native American
202%
DISTRICT 1% · STATE 1%
Pacific Islander
30%
DISTRICT 0% · 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
64951%
Female
63149%

Discussions

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Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
51.0%
WA avg 58.4% . +16.4pp since 2014
Math
17.4%
WA avg 51.2% . -10.8pp 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
39.6%
composite math + reading, all grades
Predicted
48.2%
based on WA schools with similar FRL share
Beats by
-8.6pp
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
1,280
+111 (+9%) vs 2017
Student : Teacher
21.8:1
was 19.0:1
% White
67%
was 74%
% Hispanic
24%
was 19%
% Black
0%
was 0%
% Asian
1%
was 1%
Source: NCES Common Core of Data

About Sedro Woolley Senior High School

Located at 1235 Third Street, in Sedro-Woolley, Washington, Sedro Woolley Senior High School is an expansive senior high that enrolls 1,280 students (grades 9 through 12), part of Sedro-Woolley School District. By comparison, Washington's public schools average about 573 students each, so Sedro Woolley Senior High School sits 123% above that benchmark.

Sedro-Woolley School District runs 11 schools in total, collectively educating 4,600 students. Sedro Woolley Senior High School is one of those campuses.

In terms of who attends, Sedro Woolley Senior High School shows that the largest single group is White, at 67% of enrollment. The remainder consists of 24% Hispanic, 5% multiracial.

Looking at school resources, The school lists 59 full-time-equivalent teachers, for a student-teacher ratio near 21.8:1. The state averages about 21.6:1, putting this campus right in line with peers. Around 48% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. By comparison, Skagit County runs at roughly 56%, so the school's eligibility rate is below the surrounding baseline.

With demographic context factored in, Sedro Woolley Senior High School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 48.2%; this one delivers 39.6%.

Across the wider county, the surrounding county (Skagit County) reports that the typical household earns roughly $89,263 per year, roughly 30% of adults have completed at least a four-year degree, and roughly 7% of residents live below the federal poverty line. Sedro Woolley Senior High School is one of 54 public schools in Skagit County (combined enrollment of about 18,298 students).

Central Elementary School is the nearest neighboring public school, about 0.2 miles from this campus. Within five miles, there are 8 other public schools. Among the 6 schools in that immediate cluster with test data (this one included), Sedro Woolley Senior High School ranks 3rd on composite proficiency, behind the local average of 40.5%.

Sedro Woolley Senior High School operates from a commuter-belt location.

Over the past 7-year window. Over the past 7-year window, the student count increased 9%: 1,169 students in 2018 compared to 1,280 in 2025. Over the same period, the White share fell from 74% to 67%. Class-load math has widened: from 19.0:1 in 2018 to 21.8:1 in 2025.

On the community side, the page collects discussion, questions, and updates around science fair prep, picture-day reminders, and bus-route questions. Contributors range from current parents to recent graduates and teachers.

Skagit County at a glance

View full county profile
Population
131,328
Census ACS
Median income
$89,263
Household, ACS
Bachelor's+
30%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
54
18,298 students

Quick facts

School name
Sedro Woolley Senior High School
District
Sedro-Woolley School District
Address
1235 Third Street, Sedro-Woolley, WA 98284
Phone
(360) 855-3510
County
Skagit County
Level
High
Grade range
09–12
Total enrollment
1,280
Teachers (FTE)
59
Student–teacher ratio
21.8:1
Free/Reduced lunch
610 (48%)
Locale
23-Suburb: Small
NCES ID
530774001279
Charter school
No
Virtual school
No

Related schools

Other schools in Sedro-Woolley School District
Other schools in Sedro-Woolley
Nearby schools

Frequently asked questions

About Sedro Woolley Senior High School
How many students attend Sedro Woolley Senior High School?
Sedro Woolley Senior High School enrolls approximately 1,280 students in grades 09-12.
Is Sedro Woolley Senior High School an elementary, middle, or high school?
Sedro Woolley Senior High School is a high school covering grades 09-12.
How many teachers does Sedro Woolley Senior High School have?
Sedro Woolley Senior High School employs 59 FTE teachers, for a student-to-teacher ratio of 21.8:1.
What is the student diversity at Sedro Woolley Senior High School?
Student demographics at Sedro Woolley Senior High School are roughly 67% White, 24% Hispanic, 0% Black, 1% Asian, 5% Two or more.
What district is Sedro Woolley Senior High School in?
Sedro Woolley Senior High School is part of Sedro-Woolley School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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