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SCHOOL COMMUNITY·NORTH WASCO COUNTY SD 21·NCES 410004801159

The Dalles High School

220 E 10th St, The Dalles, OR 97058 · (541) 506-3400 · Wasco County
GRADES 09–12HIGH33-TOWNTITLE IREGULAR SCHOOL795 STUDENTS
Enrollment
795
High
DISTRICT 405 · STATE 630
Student : Teacher
19.7:1
40 FTE teachers
DISTRICT 16.5:1 · STATE 19.8:1
Free / Reduced Lunch
99%
789 students
DISTRICT 91% · STATE 76%
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
205
Grade 10
214
Grade 11
211
Grade 12
165
Student demographics
White
33843%
DISTRICT 46% · STATE 57%
Hispanic
37247%
DISTRICT 45% · STATE 26%
Black
132%
DISTRICT 1% · STATE 2%
Asian
71%
DISTRICT 1% · STATE 4%
Two+
405%
DISTRICT 5% · STATE 7%
Native American
132%
DISTRICT 2% · STATE 1%
Pacific Islander
71%
DISTRICT 1% · STATE 1%
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
39550%
Female
39550%

Discussions

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Test scores

OSAS 2024-25 . % Proficient
English Language Arts
42.0%
OR avg 43.0% . -0.5pp since 2023
Math
13.3%
OR avg 31.8% . -1.7pp 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
28.6%
composite math + reading, all grades
Predicted
24.1%
based on OR schools with similar FRL share
Beats by
+4.6pp
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
795
-46 (-5%) vs 2017
Student : Teacher
19.7:1
was 19.6:1
% White
43%
was 58%
% Hispanic
47%
was 33%
% Black
2%
was 0%
% Asian
1%
was 1%
Source: NCES Common Core of Data

About The Dalles High School

Set in The Dalles, Oregon, The Dalles High School is a middle-of-the-pack four-year high school, part of North Wasco County SD 21. It works with 795 students across grades 9 through 12. By comparison, Oregon's public schools average about 630 students each, so The Dalles High School sits 26% larger than that benchmark.

The Dalles High School is one of 7 schools operated by North Wasco County SD 21, a district that educates 2,834 students overall.

In terms of who attends, The Dalles High School reports that the largest single group is Hispanic at 47%, but no single group is in the majority. Beyond that, the school records 43% White, 5% multiracial. The wider county runs roughly 21% Hispanic, putting the school's mix considerably more Hispanic than the area baseline.

Looking at school resources, The school reports having 40 full-time-equivalent teachers, for a student-teacher ratio near 19.7:1. The state averages about 19.8:1, putting this campus right in line with peers. Roughly 99% of students at The Dalles High School qualify for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

Adjusting for the school's free-and-reduced-lunch share, The Dalles High School tracks the demographic baseline. The model predicts 24.1% given the school's FRL share; actual proficiency is 28.6%.

Across the wider county, ACS estimates for Wasco County put median household earnings sit near $64,175, about 22% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 7%. Across Wasco County's 11 public schools (combined enrollment of about 3,407 students), The Dalles High School is one campus in the mix.

Colonel Wright Elementary School is the nearest neighboring public school, about 0.5 miles from this campus. 5 of the 8 nearest public schools sit inside a five-mile radius. Among the 8 schools in that immediate cluster with test data (this one included), The Dalles High School ranks 4th on composite proficiency, above the local average of 27.8%.

The Dalles High School operates from a town-based location.

Over the past 7-year window. The Dalles High School's enrollment has decreased 5% since 2018, when it stood at 841 (now 795). Over the same period, the White share declined from 58% to 43%.

On this page, posts here usually surface around sports schedules, lunch menu changes, and school spirit week. Posting is open to anyone connected to the school.

Wasco County at a glance

View full county profile
Population
26,552
Census ACS
Median income
$64,175
Household, ACS
Bachelor's+
22%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
11
3,407 students

Quick facts

School name
The Dalles High School
District
North Wasco County SD 21
Address
220 E 10th St, The Dalles, OR 97058
Phone
(541) 506-3400
County
Wasco County
Level
High
Grade range
09–12
Total enrollment
795
Teachers (FTE)
40
Student–teacher ratio
19.7:1
Free/Reduced lunch
789 (99%)
Locale
33-Town: Remote
NCES ID
410004801159
Charter school
No
Virtual school
No

Related schools

Other schools in North Wasco County SD 21
Other schools in The Dalles
Nearby schools

Frequently asked questions

About The Dalles High School
How large is The Dalles High School?
The Dalles High School enrolls approximately 795 students in grades 09-12.
Is The Dalles High School an elementary, middle, or high school?
The Dalles High School is a high school covering grades 09-12.
How many students per teacher at The Dalles High School?
Approximately 19.7:1 students per teacher at The Dalles High School.
What is the racial breakdown of students at The Dalles High School?
At The Dalles High School, the student body is approximately 43% White, 47% Hispanic, 2% Black, 1% Asian, 5% Two or more.
What district is The Dalles High School in?
The Dalles High School is part of North Wasco County SD 21.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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