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SCHOOL COMMUNITY·CORVALLIS SD 509J·NCES 410348000033

Cheldelin Middle School

987 Conifer Blvd NE, Corvallis, OR 97330 · (541) 757-5971 · Benton County
GRADES 06–08MIDDLE13-CITYTITLE IREGULAR SCHOOL488 STUDENTS
Enrollment
488
Middle
DISTRICT 600 · STATE 494
Student : Teacher
18.2:1
27 FTE teachers
DISTRICT 18.3:1 · STATE 19.3:1
Free / Reduced Lunch
58%
281 students
DISTRICT 58% · STATE 76%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
153
Grade 7
146
Grade 8
189
Student demographics
White
32466%
DISTRICT 64% · STATE 57%
Hispanic
6614%
DISTRICT 19% · STATE 26%
Black
112%
DISTRICT 2% · STATE 2%
Asian
286%
DISTRICT 4% · STATE 4%
Two+
4810%
DISTRICT 9% · STATE 7%
Native American
31%
DISTRICT 1% · STATE 1%
Pacific Islander
31%
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
25552%
Female
22847%

Discussions

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Test scores

OSAS 2024-25 . % Proficient
English Language Arts
58.6%
OR avg 43.0% . -1.4pp since 2023
Math
45.9%
OR avg 31.8% . +1.9pp 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
51.1%
composite math + reading, all grades
Predicted
40.2%
based on OR schools with similar FRL share
Beats by
+10.9pp
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
488
-86 (-15%) vs 2017
Student : Teacher
18.2:1
was 23.6:1
% White
66%
was 72%
% Hispanic
14%
was 9%
% Black
2%
was 1%
% Asian
6%
was 8%
Source: NCES Common Core of Data

About Cheldelin Middle School

Cheldelin Middle School is an average-sized intermediate school in Corvallis, Oregon, run under Corvallis SD 509J. The school educates 488 students in grades 6 through 8.

Corvallis SD 509J runs 13 schools in total, collectively educating 5,916 students. Cheldelin Middle School is one of those campuses.

Looking at the student body, Cheldelin Middle School records that White students make up the majority at 66%. Other groups include 14% Hispanic, 10% multiracial, 6% Asian, 2% Black. By comparison, Benton County as a whole is about 79% White, so the school skews noticeably less White than its surroundings.

In terms of school funding signals, Cheldelin Middle School logs 27 full-time-equivalent teachers, putting the student-to-teacher ratio at about 18.2:1. That figure is tighter than the state norm's 19.3:1 average. Around 58% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator.

With demographic context factored in, Cheldelin Middle School tracks the demographic baseline. The model predicts 40.2% given the school's FRL share; actual proficiency is 51.1%.

In the surrounding community, census data for Benton County shows median household earnings sit near $77,702, roughly 54% of adults have completed at least a four-year degree, and the poverty rate sits near 8%. Cheldelin Middle School is one of 26 public schools in Benton County (combined enrollment of about 9,268 students).

Nearest neighbor: Letitia Carson Elementary School, around 1.0 miles off. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Cheldelin Middle School at 2nd of 9; the average score across the group is 45.2%.

The school occupies an inner-city site.

Looking at the recent track record. Cheldelin Middle School's enrollment has declined 15% since 2018, when it stood at 574 (now 488). White enrollment moved from 72% to 66% across the same window. The student-to-teacher ratio pulled in from 23.6:1 in 2018 to 18.2:1 today.

Inside the community feed, the page collects discussion, questions, and updates around classroom updates, athletics, and weather closures. The community welcomes input from current and former families.

Benton County at a glance

View full county profile
Population
96,303
Census ACS
Median income
$77,702
Household, ACS
Bachelor's+
54%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
26
9,268 students

Quick facts

School name
Cheldelin Middle School
District
Corvallis SD 509J
Address
987 Conifer Blvd NE, Corvallis, OR 97330
Phone
(541) 757-5971
County
Benton County
Level
Middle
Grade range
06–08
Total enrollment
488
Teachers (FTE)
27
Student–teacher ratio
18.2:1
Free/Reduced lunch
281 (58%)
Locale
13-City: Small
NCES ID
410348000033
Charter school
No
Virtual school
No

Related schools

Other schools in Corvallis SD 509J
Other schools in Corvallis
Nearby schools

Frequently asked questions

About Cheldelin Middle School
How large is Cheldelin Middle School?
Cheldelin Middle School enrolls approximately 488 students in grades 06-08.
What age range does Cheldelin Middle School serve?
Cheldelin Middle School serves students from grade 06 through grade 08.
What is the student-teacher ratio at Cheldelin Middle School?
The student-to-teacher ratio at Cheldelin Middle School is approximately 18.2:1 (27 FTE teachers).
What is the racial breakdown of students at Cheldelin Middle School?
At Cheldelin Middle School, the student body is approximately 66% White, 14% Hispanic, 2% Black, 6% Asian, 10% Two or more.
What district is Cheldelin Middle School in?
Cheldelin Middle School is part of Corvallis SD 509J.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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