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SCHOOL COMMUNITY·BEAVERTON SD 48J·NCES 410192011348

Sexton Mountain Elementary School

15645 SW Sexton Mtn Dr, Beaverton, OR 97007 · (503) 356-2470 · Washington County
GRADES KG–05ELEMENTARY13-CITYTITLE IREGULAR SCHOOL431 STUDENTS
Enrollment
431
Elementary
DISTRICT 468 · STATE 321
Student : Teacher
16.8:1
26 FTE teachers
DISTRICT 16.2:1 · STATE 16.5:1
Free / Reduced Lunch
51%
218 students
DISTRICT 55% · STATE 76%
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
58
Grade 1
67
Grade 2
65
Grade 3
77
Grade 4
91
Grade 5
73
Student demographics
White
56%
DISTRICT 40% · STATE 57%
Hispanic
13%
DISTRICT 28% · STATE 26%
Black
5%
DISTRICT 4% · STATE 2%
Asian
12%
DISTRICT 19% · STATE 4%
Two+
13%
DISTRICT 9% · STATE 7%
Native American
n/r
Pacific Islander
n/r
n/r: not reliably reported by NCES for this school. Hispanic, Pacific Islander, and Native American enrollment are systematically under-reported in the source data.
Gender split
Male
57%
Female
43%

Discussions

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Test scores

OSAS 2024-25 . % Proficient
English Language Arts
54.1%
OR avg 43.0% . -8.5pp since 2023
Math
51.2%
OR avg 31.8% . -6.5pp since 2023
Source: OSAS. 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
55.1%
composite math + reading, all grades
Predicted
42.9%
based on OR schools with similar FRL share
Beats by
+12.1pp
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
431
-85 (-16%) vs 2017
Student : Teacher
16.8:1
was 18.3:1
% White
56%
was 65%
% Hispanic
13%
was 9%
% Black
5%
was 3%
% Asian
12%
was 14%
Source: NCES Common Core of Data

About Sexton Mountain Elementary School

Set in Beaverton, Oregon, Sexton Mountain Elementary School is a mid-tier elementary school, overseen by Beaverton SD 48J. It serves 431 students across grades K through 5. That puts it 34% above the typical public school in Oregon, which averages around 321 students.

Within Beaverton SD 48J, which oversees 56 schools and 37,479 students, Sexton Mountain Elementary School is one campus in the system.

On the student-mix side, Sexton Mountain Elementary School logs that the largest single group is White, at 56% of enrollment. Other groups include 13% Hispanic, 13% multiracial, 12% Asian, 5% Black.

On the income-and-resources front, Sexton Mountain Elementary School reports 26 full-time-equivalent teachers, putting the student-to-teacher ratio at about 16.8:1. That tracks the state average closely. About 51% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

After controlling for student poverty, Sexton Mountain Elementary School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 42.9%; this one delivers 55.1%.

Zooming out to the county, the surrounding county (Washington County) records that median household earnings sit near $107,772, about 48% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 5%. In all, Washington County runs 136 public schools (combined enrollment of about 79,469 students), of which Sexton Mountain Elementary School is one.

Cooper Mountain Elementary School is the nearest neighboring public school, about 0.7 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 9 schools in that immediate cluster with test data (this one included), Sexton Mountain Elementary School ranks 1st on composite proficiency, above the local average of 44.2%.

Sexton Mountain Elementary School operates from a metropolitan location.

Five-year trend. Sexton Mountain Elementary School's enrollment has edged down 16% since 2018, when it stood at 516 (now 431). Over the same period, the White share decreased from 65% to 56%. Class-load math has pulled in: from 18.3:1 in 2018 to 16.8:1 in 2025.

On allk12, the feed for Sexton Mountain Elementary School typically covers fundraisers, lost-and-found posts, and report-card season. Posting is open to anyone connected to the school.

Washington County at a glance

View full county profile
Population
603,947
Census ACS
Median income
$107,772
Household, ACS
Bachelor's+
48%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
136
79,469 students

Quick facts

School name
Sexton Mountain Elementary School
District
Beaverton SD 48J
Address
15645 SW Sexton Mtn Dr, Beaverton, OR 97007
Phone
(503) 356-2470
County
Washington County
Level
Elementary
Grade range
KG–05
Total enrollment
431
Teachers (FTE)
26
Student–teacher ratio
16.8:1
Free/Reduced lunch
218 (51%)
Locale
13-City: Small
NCES ID
410192011348
Charter school
No
Virtual school
No

Related schools

Other schools in Beaverton SD 48J
Other schools in Beaverton
Nearby schools

Frequently asked questions

About Sexton Mountain Elementary School
What is the total enrollment at Sexton Mountain Elementary School?
Sexton Mountain Elementary School enrolls approximately 431 students in grades KG-05.
Is Sexton Mountain Elementary School an elementary, middle, or high school?
Sexton Mountain Elementary School is an elementary school covering grades KG-05.
How many students per teacher at Sexton Mountain Elementary School?
Approximately 16.8:1 students per teacher at Sexton Mountain Elementary School.
What is the student diversity at Sexton Mountain Elementary School?
Student demographics at Sexton Mountain Elementary School are roughly 56% White, 13% Hispanic, 5% Black, 12% Asian, 13% Two or more.
Who oversees Sexton Mountain Elementary School?
Sexton Mountain Elementary School is overseen by Beaverton SD 48J in Washington County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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