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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
C
allk12 Grade
Scored higher than 26% of Washington public high schools
  • C+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • CBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • C-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
1,280
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, 2024-25

GradeStudentsShare
Grade 935127%
Grade 1032826%
Grade 1130224%
Grade 1229923%
Student demographics
49%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 49% · STATE 68% · US 70%
White
86067%
DISTRICT 67% · STATE 47% · US 43%
Hispanic
31224%
DISTRICT 24% · STATE 27% · US 30%
Black
40%
DISTRICT 0% · STATE 5% · US 15%
Asian
131%
DISTRICT 1% · STATE 9% · US 6%
Two+
685%
DISTRICT 6% · STATE 9% · US 5%
Native American
202%
DISTRICT 1% · 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
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

What this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 51 of every 100 students at this school read and write at grade level and about 17 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 16 points since 2014, while math scores are down about 11 points.

Smarter Balanced + WCAS results by year

School yearEnglish Language ArtsMath
2024-2551.0%17.4%
2023-2455.3%23.7%
2022-2355.4%19.9%
2021-2258.8%19.9%
2018-1964.1%38.8%
2017-1860.5%30.6%
2016-1720.3%34.7%
2015-1627.9%35.8%
2014-1534.5%28.2%
% 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
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

What this means: About 40% of students here test proficient in math and reading, compared with the roughly 48% 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 Sedro Woolley Senior High School

SchoolStudentsLow-incomeProficient
Sedro Woolley Senior High School this school1,28047.7%39.6%
W F West High School
Chehalis
95043.5%47.7%
Cheney High School
CHENEY
1,49149.6%39.0%
Woodland High School
Woodland
66748.3%N/A
Mark Morris High School
Longview
91253.4%N/A
Kelso High School
Kelso
1,39054.2%N/A
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 Sedro Woolley Senior High School ranks

Among high schools
MeasureThis schoolIn WashingtonIn Skagit County
State test proficiency
ranked highest first
39.6%#155 of 271#3 of 6
Math proficiency
ranked highest first
17.4%#246 of 321
▼ 56
#4 of 6
▼ 1
Reading proficiency
ranked highest first
51.0%#217 of 327
▼ 15
#3 of 6
▼ 1
3-year test score change
ranked biggest drop first
-5.2pp#61 of 259#3 of 6
Enrollment
ranked largest first
1,280#123 of 570#2 of 15
Students per teacher
ranked fewest first
21.8:1#213 of 311N/A
Diversity index
ranked most diverse first
48.6%#213 of 316N/A
Free and reduced lunch
ranked highest share first
47.7%#215 of 386#6 of 7
Enrollment change since 2017-18
ranked fastest growth first
+9.5%#66 of 136N/A
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
1,280
+46 (+4%) vs 2020
+61% since 1990-91, when it was 793
Student : Teacher
21.8:1
was 21.3:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,28058.721.8:148% (610)
2023-241,28059.321.6:151% (651)
2022-231,27659.421.5:149% (622)
2020-211,2345821.3:147% (578)
2017-181,16961.719.0:143% (503)
2015-161,2075920.5:145% (546)
2010-111,1925621.3:139% (470)
2000-011,1745919.9:1N/A
1990-917934019.8:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Sedro Woolley Senior High School.

Since 2017-18: students up 9% (1,169 to 1,280); teachers down 5% (61.7 to 58.7).

About Sedro Woolley Senior High School

Sedro Woolley Senior High School is classified as a high school. It is located in Sedro-Woolley, Washington. The student body numbers 1,280 students, from grades 9 through 12. The average among high schools in Washington is roughly 573 students; this school is 123% bigger than that.

A total of 11 schools make up Sedro-Woolley School District, with 4,600 students enrolled.

Sedro Woolley Senior High School is 67% White by enrollment. The rest of enrollment is 24% Hispanic and 5% multiracial. The school's diversity index is 49%, meaning two students picked at random have a 49% chance of belonging to different racial or ethnic groups.

A ratio of 21.8:1 comes from the school's 58.7 full-time-equivalent teachers. That is close to the 21.6:1 average for high schools in Washington. The lunch program counts 48% of students at Sedro Woolley Senior High School as eligible for free or reduced-price meals. The average for public schools in Skagit County is 56%.

Measured against Washington public high schools, Sedro Woolley Senior High School receives a C. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.

Predicted from its free or reduced-price lunch share, Sedro Woolley Senior High School would score about 48.2%. It scores 39.6%, 8.6 points below that figure.

Skagit County census figures show that the median household income is $89,263, about 30% of adults have at least a bachelor's degree, and roughly 7% of residents are in poverty. Skagit County is home to 54 public schools and about 18,298 public school students.

Central Elementary School is located about 0.2 miles from Sedro Woolley Senior High School. The five-mile area around Sedro Woolley Senior High School holds at least 8 other public schools. Among 6 nearby schools that report test results, Sedro Woolley Senior High School ranks 3rd on proficiency.

Sedro Woolley Senior High School is in a suburban area outside a principal city, within an urbanized area with a population under 100,000, a location NCES labels Suburb: Small.

The school enrolled 1,280 students in 2024-25, 46 more than the 1,234 it had in 2020-21.

The allk12 site hosts a discussion page for Sedro Woolley Senior High School covering things like sports tryouts, band and choir, and theater. Reviews and ratings from people who know the school are welcome.

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 and 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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