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SCHOOL COMMUNITY·BEND-LAPINE ADMINISTRATIVE SD 1·NCES 410198001350

Three Rivers Elementary School

56900 Enterprise Dr, Sunriver, OR 97707 · (541) 355-3000 · Deschutes County
GRADES KG–08ELEMENTARY42-RURALTITLE IREGULAR SCHOOL421 STUDENTS
C+
allk12 Grade
Scored higher than 43% of Oregon public elementary schools
  • BTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • C-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Oregon public elementary schools

Enrollment
421
Elementary
DISTRICT 360 · STATE 321
Student : Teacher
18.8:1
22 FTE teachers
DISTRICT 17.9:1 · STATE 16.5:1
Free / Reduced Lunch
48%
202 students
DISTRICT 57% · 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, 2024-25

GradeStudentsShare
Kindergarten338%
Grade 1379%
Grade 24811%
Grade 34410%
Grade 45513%
Grade 56215%
Grade 64611%
Grade 75613%
Grade 84010%

This year's kindergarten class (33) is 18% smaller than its 8th grade class (40).

Student demographics
28%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 36% · STATE 59% · US 70%
White
35384%
DISTRICT 79% · STATE 57% · US 43%
Hispanic
358%
DISTRICT 14% · STATE 26% · US 30%
Black
10%
DISTRICT 1% · STATE 2% · US 15%
Two+
266%
DISTRICT 5% · STATE 7% · US 5%
Native American
41%
DISTRICT 0% · STATE 1% · US 1%
Pacific Islander
10%
DISTRICT 0% · STATE 1% · 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
21250%
Female
20849%

Discussions

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Test scores

OSAS 2024-25 . % Proficient
English Language Arts
52.9%
OR avg 43.0% . +8.7pp since 2023
Math
39.3%
OR avg 31.8% . +3.4pp since 2023

What this means: On the OSAS, Oregon's statewide test, about 53 of every 100 students at this school read and write at grade level and about 39 of 100 do math at grade level. Across all Oregon schools, those numbers are about 43 and 32. Reading and writing scores are up about 9 points since 2023, while math scores are up about 3 points.

OSAS results by year

School yearEnglish Language ArtsMath
2024-2552.9%39.3%
2023-2444.2%35.9%
% Proficient, all students and all tested grades.
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
37.4%
composite math + reading, all grades
Predicted
44.0%
based on OR schools with similar FRL share
Beats by
-6.5pp
below demographic expectation

What this means: About 37% of students here test proficient in math and reading, compared with the roughly 44% typical for Oregon 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 Oregon'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 Three Rivers Elementary School

Three Rivers Elementary School's state test result (37.4% proficient) is higher than 1 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Three Rivers Elementary School this school42148.0%37.4%
Banks Elementary School
Banks
43048.4%36.8%
High Lakes Elementary School
Bend
41548.4%64.8%
Silver Rail Elementary School
Bend
45748.1%44.8%
Pleasant Hill Elementary School
Pleasant Hill
41752.8%39.0%
Highland School at Kenwood Elementary School
Bend
38448.2%68.0%
Matched among Oregon elementary 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 Three Rivers Elementary School ranks

Among elementary schools
MeasureThis schoolIn OregonIn Deschutes County
State test proficiency
ranked highest first
37.4%#252 of 591#21 of 29
Math proficiency
ranked highest first
39.3%#248 of 646
▲ 28
#18 of 30
▲ 5
Reading proficiency
ranked highest first
52.9%#181 of 646
▲ 91
#13 of 30
▲ 7
Enrollment
ranked largest first
421#168 of 710#13 of 31
Students per teacher
ranked fewest first
18.8:1#460 of 587#18 of 26
Diversity index
ranked most diverse first
28.3%#550 of 587#22 of 26
Free and reduced lunch
ranked highest share first
48.0%#573 of 645#24 of 29
Enrollment change since 2017-18
ranked steepest decline first
-3.7%#465 of 493#15 of 21
Ranked against other public elementary 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
421
+26 (+7%) vs 2020
+293% since 1990-91, when it was 107
Student : Teacher
18.8:1
was 17.2:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2542122.518.8:148% (202)
2023-2441925.116.7:163% (266)
2022-2340922.318.3:165% (267)
2020-213952317.2:1N/A
2017-1843721.220.7:150% (220)
2015-163991921.0:155% (218)
2010-113881920.4:161% (236)
2000-012731419.5:144% (120)
1990-91107335.7:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Three Rivers Elementary School.

Since 2017-18: students down 4% (437 to 421); teachers up 6% (21.2 to 22.5).

About Three Rivers Elementary School

Three Rivers Elementary School is an elementary school in Sunriver, Oregon, according to federal school records. It teaches 421 students in kindergarten through 8. It has 31% more students than the average for elementary schools in Oregon (about 321).

Bend-LaPine Administrative SD 1 is the local district for Three Rivers Elementary School. It runs 35 schools with 16,838 students.

The share of students at Three Rivers Elementary School who are White is 84%. Other groups include 8% Hispanic and 6% multiracial. Deschutes County residents are about 87% White, a similar share. On a 0 to 100 scale, the school's diversity index is 28, compared with 70 nationally.

A staff of 22.5 full-time-equivalent teachers puts the student-to-teacher ratio at 18.8:1. The gap from the 16.5:1 average for elementary schools in Oregon is 2.2 students per teacher. By family income, 48% of students are eligible for free or reduced-price lunch. Among public schools in Deschutes County, the average eligibility rate is 60%.

On the allk12 Grade, Three Rivers Elementary School lands at C+, ahead of 43% of Oregon public elementary schools.

Predicted from its free or reduced-price lunch share, Three Rivers Elementary School would score about 44.0%. It scores 37.4%, 6.5 points below that figure.

In Deschutes County, the median household earns about $92,758 a year, the share of adults with a bachelor's degree or higher is 45%, and about 5% of people live in poverty. Deschutes County has 53 public schools with about 25,823 students, including Three Rivers Elementary School.

Of the public schools around it, Three Rivers Elementary School is closest to Elk Meadow Elementary School, about 11.0 miles away. Ranking the closest schools with test data puts Three Rivers Elementary School at 4th of 9.

NCES assigns Three Rivers Elementary School the locale Rural: Distant, meaning in rural territory some distance from an urban area.

The school's enrollment rose 7% from 2020-21 to 2024-25. There were more students per teacher in 2024-25 (18.8:1) than in 2020-21 (17.2:1).

The allk12 page for Three Rivers Elementary School lets the school community talk about pickup and drop-off, after-school programs, and teacher feedback. Current and former families are welcome to add their experience.

Deschutes County at a glance

View full county profile
Population
206,334
Census ACS
Median income
$92,758
Household, ACS
Bachelor's+
45%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
53
25,823 students

Quick facts

School name
Three Rivers Elementary School
District
Bend-LaPine Administrative SD 1
Address
56900 Enterprise Dr, Sunriver, OR 97707
Phone
(541) 355-3000
County
Deschutes County
Level
Elementary
Grade range
KG–08
Total enrollment
421
Teachers (FTE)
22
Student–teacher ratio
18.8:1
Free and reduced lunch
202 (48%)
Locale
42-Rural: Distant
NCES ID
410198001350
Charter school
No
Virtual school
No

Related schools

Other schools in Bend-LaPine Administrative SD 1
Other Three Rivers Elementary schools

5 other US public schools in 6 states are named Three Rivers Elementary. Three Rivers Elementary School is the 4th largest of the 6.

Nearby schools

Frequently asked questions

About Three Rivers Elementary School
What is the total enrollment at Three Rivers Elementary School?
Three Rivers Elementary School enrolls approximately 421 students in grades KG-08.
What age range does Three Rivers Elementary School serve?
Three Rivers Elementary School serves students from grade KG through grade 08.
How many students per teacher at Three Rivers Elementary School?
Approximately 18.8:1 students per teacher at Three Rivers Elementary School.
How diverse is Three Rivers Elementary School?
Three Rivers Elementary School reports a student body of 84% White, 8% Hispanic, 0% Black, 6% Two or more.
Is Three Rivers Elementary School public or private?
Three Rivers Elementary School is a public K-12 school, overseen by Bend-LaPine Administrative SD 1.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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