Enrollment
302
Elementary
DISTRICT 245 · STATE 321
SCHOOL COMMUNITY·ONTARIO SD 8C·NCES 410927000743
May Roberts Primary School
590 NW 8th St, Ontario, OR 97914 · (541) 889-5379 · Malheur County
GRADES KG–01ELEMENTARY32-TOWNTITLE IREGULAR SCHOOL302 STUDENTS
C-
allk12 Grade
Scored higher than 15% of Oregon public elementary schools
- C-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ·Beats expectations Not available for this school, so the grade uses the other parts.
- ·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
Student : Teacher
14.4:1
21 FTE teachers
DISTRICT 15.0:1 · STATE 16.5:1
Free / Reduced Lunch
100%
303 students
DISTRICT 101% · STATE 76%
Community
0
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
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 123 | 41% |
| Grade 1 | 179 | 59% |
Student demographics
48%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 48% · STATE 59% · US 70%
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
School pathway
Students here typically continue to
May Roberts Primary School→Aiken Elementary School→Alameda Intermediate School→Ontario Middle School→Ontario High School
Based on grade levels within Ontario SD 8C. Attendance zones can vary; confirm enrollment with the district.
Test scores
OSAS 2023-24 . % ProficientEnglish Language Arts
25.9%
OR avg 42.4%
Math
16.7%
OR avg 31.3%
What this means: On the OSAS, Oregon's statewide test, about 26 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 Oregon schools, those numbers are about 42 and 31.
Source: OSAS. All students, all grades. See all years and grades →
Where May Roberts Primary School ranks
Among elementary schools| Measure | This school | In Oregon | In Malheur County |
|---|---|---|---|
| Math proficiency ranked highest first | 16.7% | #572 of 646 | #8 of 8 |
| Reading proficiency ranked highest first | 25.9% | #544 of 646 | #6 of 8 |
| Enrollment ranked largest first | 302 | #405 of 710 | #5 of 13 |
| Students per teacher ranked fewest first | 14.4:1 | #88 of 587 | #2 of 6 |
| Diversity index ranked most diverse first | 47.9% | #329 of 587 | #2 of 6 |
| Free and reduced lunch ranked highest share first | 100% | #66 of 645 | #5 of 8 |
| Enrollment change since 2017-18 ranked steepest decline first | -20.5% | #233 of 493 | N/A |
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 2024-25Enrollment
302
-54 (-15%) vs 2020
+13% since 1990-91, when it was 268
Student : Teacher
14.4:1
was 16.2:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 302 | 21 | 14.4:1 | N/A |
| 2023-24 | 348 | 24 | 14.5:1 | N/A |
| 2022-23 | 355 | 25 | 14.2:1 | N/A |
| 2020-21 | 356 | 22 | 16.2:1 | N/A |
| 2017-18 | 380 | 21 | 18.1:1 | 92% (350) |
| 2015-16 | 393 | 18 | 21.8:1 | 92% (362) |
| 2010-11 | 284 | 17 | 16.7:1 | 94% (267) |
| 2000-01 | 401 | 21 | 19.1:1 | 79% (315) |
| 1990-91 | 268 | 15 | 17.9:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for May Roberts Primary School.
Since 2017-18: students down 21% (380 to 302); teachers unchanged (21 to 21).
About May Roberts Primary School
May Roberts Primary School is a medium-sized elementary school located in Ontario, Oregon. Students in kindergarten through 1 attend, and enrollment is 302 students.
May Roberts Primary School belongs to Ontario SD 8C, a district of 7 schools and 2,406 students.
Roughly 64% of students at May Roberts Primary School are Hispanic. Other groups make up 33% White and 3% multiracial. County-wide, 34% of Malheur County residents are Hispanic. Pick two students at random and there is a 48% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.
Dividing enrollment by its 21 full-time-equivalent teachers gives a ratio of about 14.4:1. That is 2.1 students per teacher below the 16.5:1 average for elementary schools in Oregon.
May Roberts Primary School is graded C- by allk12, scoring above 15% of Oregon public elementary schools once test results, poverty-adjusted performance, and the recent trend are combined.
Across Malheur County, the median household income is $54,519, the share of adults with a bachelor's degree or higher is 15%, and about 15% of people live in poverty. In all, Malheur County has 25 public schools and roughly 6,566 students.
The closest public school, Ontario High School, is about 0.4 miles from May Roberts Primary School. Other public schools within five miles: at least 8.
May Roberts Primary School has an NCES locale of Town: Distant.
Enrollment has fallen by 54 students since 2020-21, to 302. By 2024-25, the school had 14.4 students per teacher, compared with 16.2 in 2020-21.
The allk12 site hosts a discussion page for May Roberts Primary School covering things like sports schedules, lunch menus, and spirit week. Posting is open to anyone connected to the school.
Malheur County at a glance
View full county profilePopulation
31,954
Census ACS
Median income
$54,519
Household, ACS
Bachelor's+
15%
Adults 25+
Poverty rate
15%
Below federal line
Schools in county
25
6,566 students
Quick facts
Related schools
Other schools in Ontario SD 8C
- Ontario High SchoolHigh · 709 students
- Ontario Middle SchoolMiddle · 471 students
- Alameda Intermediate SchoolElementary · 355 students
- Aiken Elementary SchoolElementary · 333 students
- Cairo Elementary SchoolElementary · 124 students
- Pioneer Elementary SchoolElementary · 112 students
Other schools in Ontario
- Ontario High SchoolHigh · 709 students
- Ontario Middle SchoolMiddle · 471 students
- Four Rivers Community SchoolCombined · 367 students
- Alameda Intermediate SchoolElementary · 355 students
- Aiken Elementary SchoolElementary · 333 students
- Annex Charter SchoolCombined · 131 students
Nearby schools
- Ontario High School0.4 mi · 709
- Ontario Middle School0.5 mi · 471
- Aiken Elementary School0.7 mi · 333
- Alameda Intermediate School1.2 mi · 355
- Four Rivers Community School1.4 mi · 367
- TREASURE VALLEY CLASSICAL ACADEMY3.1 mi · 589
Frequently asked questions
About May Roberts Primary SchoolWhat is the total enrollment at May Roberts Primary School?
May Roberts Primary School enrolls approximately 302 students in grades KG-01.
What grades does May Roberts Primary School serve?
May Roberts Primary School serves grades KG-01.
How many students per teacher at May Roberts Primary School?
Approximately 14.4:1 students per teacher at May Roberts Primary School.
How diverse is May Roberts Primary School?
May Roberts Primary School reports a student body of 33% White, 64% Hispanic, 3% Two or more.
What district is May Roberts Primary School in?
May Roberts Primary School is part of Ontario SD 8C.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.