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SCHOOL COMMUNITY·IDALIA RJ-3 SCHOOL DISTRICT·NCES 080001801742

Idalia Junior-Senior High School

26845 COUNTY ROAD 9.2, IDALIA, CO 80735 · (970) 354-7298 · Yuma County
GRADES 07–12HIGH43-RURALTITLE IREGULAR SCHOOL79 STUDENTS
Enrollment
79
High
DISTRICT 75 · STATE 627
Student : Teacher
10.9:1
7 FTE teachers
DISTRICT 9.6:1 · STATE 16.9:1
Free / Reduced Lunch
59%
47 students
DISTRICT 59% · STATE 50%
Community
0
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 7
12
Grade 8
10
Grade 9
12
Grade 10
16
Grade 11
15
Grade 12
14
Student demographics
White
6278%
DISTRICT 79% · STATE 49%
Hispanic
1722%
DISTRICT 21% · STATE 37%
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
3443%
Female
4557%

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Test scores

CMAS 2024-25 . % Met or Exceeded Expectations
English Language Arts
63.2%
CO avg 44.9% . +3.2pp since 2023
Math
36.8%
CO avg 36.1% . -8.2pp since 2023
Source: CMAS. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
OUTPERFORMING
Top 10% of CO schools after controlling for student poverty
Actual proficiency
51.3%
composite math + reading, all grades
Predicted
30.6%
based on CO schools with similar FRL share
Beats by
+20.6pp
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
79
-7 (-8%) vs 2017
Student : Teacher
10.9:1
was 13.1:1
% White
78%
was 70%
% Hispanic
22%
was 24%
Source: NCES Common Core of Data

About Idalia Junior-Senior High School

Idalia Junior-Senior High School is a rural-scale four-year high school in IDALIA, Colorado, part of Idalia RJ-3 School District. The school serves 79 students in grades 7 through 12. Compared to the state average of about 627 students per school, that is 87% below typical.

Idalia RJ-3 School District runs 2 schools in total, collectively educating 150 students. Idalia Junior-Senior High School is one of those campuses.

In terms of who attends, Idalia Junior-Senior High School records that the largest single group is White, at 78% of enrollment. Beyond that, the school records 22% Hispanic.

Looking at school resources, The school reports having 7 full-time-equivalent teachers, for a student-teacher ratio near 10.9:1. Statewide, the average ratio sits near 16.9:1, putting Idalia Junior-Senior High School tighter than the state norm the norm. About 59% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.

On a demographically-adjusted basis, Idalia Junior-Senior High School is in the OUTPERFORMING tier of the BeatsExpectations model, which fits a per-state line through proficiency and FRL share. Schools with this campus's poverty mix typically land near 30.6%; this one delivers 51.3%, a residual of +20.6 points.

In the area at large, census data for Yuma County shows median household earnings sit near $60,545, about 25% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 15%. Idalia Junior-Senior High School is one of 9 public schools in Yuma County (combined enrollment of about 1,759 students).

Nearest neighbor: Idalia Elementary School, around 0.0 miles off. Ranking that nearby cluster on reported proficiency puts Idalia Junior-Senior High School at 2nd of 9; the average score across the group is 36.5%.

The school occupies a low-density site.

Looking at the recent track record. Idalia Junior-Senior High School's enrollment has shrank 8% since 2018, when it stood at 86 (now 79). White enrollment moved from 70% to 78% across the same window. Class-load math has fell: from 13.1:1 in 2018 to 10.9:1 in 2025.

On allk12, recent activity here tends to focus on open house dates, ride-share offers, and field-trip permission slips. Anyone with firsthand experience at this school can post or comment.

Yuma County at a glance

View full county profile
Population
9,979
Census ACS
Median income
$60,545
Household, ACS
Bachelor's+
25%
Adults 25+
Poverty rate
15%
Below federal line
Schools in county
9
1,759 students

Quick facts

School name
Idalia Junior-Senior High School
District
Idalia RJ-3 School District
Address
26845 COUNTY ROAD 9.2, IDALIA, CO 80735
Phone
(970) 354-7298
County
Yuma County
Level
High
Grade range
07–12
Total enrollment
79
Teachers (FTE)
7
Student–teacher ratio
10.9:1
Free/Reduced lunch
47 (59%)
Locale
43-Rural: Remote
NCES ID
080001801742
Charter school
No
Virtual school
No

Related schools

Other schools in Idalia RJ-3 School District
Other schools in IDALIA
Nearby schools

Frequently asked questions

About Idalia Junior-Senior High School
How many students attend Idalia Junior-Senior High School?
Idalia Junior-Senior High School enrolls approximately 79 students in grades 07-12.
What age range does Idalia Junior-Senior High School serve?
Idalia Junior-Senior High School serves students from grade 07 through grade 12.
How many students per teacher at Idalia Junior-Senior High School?
Approximately 10.9:1 students per teacher at Idalia Junior-Senior High School.
What is the racial breakdown of students at Idalia Junior-Senior High School?
At Idalia Junior-Senior High School, the student body is approximately 78% White, 22% Hispanic.
Is Idalia Junior-Senior High School public or private?
Idalia Junior-Senior High School is a public K-12 school, overseen by Idalia RJ-3 School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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