- Enrollment
- 1,727
- Students per teacher
- 23.3:1
- Resource Index
- 37/100
Middle school (grades 6-8) · Longmont, CO
Altona Middle School
Federal NCES profile for Altona Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 080537001886
👥 S:T ratio 27
🌟 Gifted program 70
🎓 Counselors 28
📋 Attendance 45
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Altona Middle School earns 42/100 on the Resource Investment Index, with class sizes larger than 74% of Colorado schools.
- #4 of 4
- middle schools in Longmont · Resource Index
- 42
- Resource Index · Typical
- 18.3:1
- large classes for Colorado
- 16.6%
- free-lunch eligible
Altona Middle School has class sizes larger than 74% of Colorado schools. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Altona Middle School ranks #4 of 4 middle schools in Longmont, CO.
School address
District: St. Vrain Valley School District No. Re1j · Colorado
NCES ID 080537001886 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-29 students YoY
Altona Middle School held near 741 students from 2022-23 to 2023-24 (-29 headcount).
Teacher FTE added 39.6 → 40.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-29 students YoY 080537001886 · Longmont, CO Middle · MID · TRAD
715 enr · 18.3:1 · 16.6% lunch · RII 42
Nearest enrollment peer: Erie High School (1,727 students)
Altona Middle School held near 741 students from 2022-23 to 2023-24 (-29 headcount). Teacher FTE added 39.6 → 40.1 across the same CCD years. Read with this school → · District book → · Colorado schools → · Find another →
Altona Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Erie High Scho
Erie High School
1,727 students
- Niwot High Sch
Niwot High School
1,509 students
- Frederick Seni
Frederick Senior High School
1,491 students
- Longmont High
Longmont High School
1,268 students
- Soaring Height
Soaring Heights Pk-8
1,211 students
- This school
Altona Middle School
715 students
What this shows Altona Middle School reports 715 students on the CCD universe file.
How Altona Middle School compares
Altona Middle School held steady on CCD headcount: ratios and free-lunch share vs Colorado and U.S. means.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18.3:1 | ▲ 10% | 16.6:1 | 15.7:1 |
| Free-lunch eligible | 16.6% | ▼ 57% | 38.5% | 51.7% |
| Enrollment | 715 | top 14% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
18.3:1
Leaner classes than 23% of US schools, heavier class loads than most.
715
Bigger than 81% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
16.6%
free-lunch eligible
- 57% below the Colorado average of 38.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
18.3:1
students per teacher
- 10% above state mean
Top 74% in Colorado - lower ratio than 26% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
22.2%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$14,045
per pupil, district-wide
- below Colorado avg of $17,910
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 358 students, the combined health-and-guidance staffing load for this school.
Discipline context
36
in-school suspensions + 33 out-of-school
Suspension rate: 5.0 per 100 students. Combined in-school and out-of-school rate: 9.7 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 69.4%
Hispanic or Latino 15.0%
Asian 9.9%
Two or More 5.0%
African American 0.7%
Largest group: White at 69.4% of enrollment.
Student-body diversity index 48.4/100
Simpson diversity index - at 48.4, Altona Middle School is about as mixed as the Colorado school average of 47.1.
Programs
Gifted & talented Yes
District finance for St. Vrain Valley School District No. Re1j reports $14,045 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Altona Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Erie High School | Larger | Similar economic need | Higher S:T ratio |
| Niwot High School | Larger | Similar economic need | Higher S:T ratio |
| Frederick Senior High School | Larger | Similar economic need | Higher S:T ratio |
| Longmont High School | Larger | Higher economic need | Higher S:T ratio |
| Soaring Heights Pk-8 | Larger | Similar economic need | Similar S:T ratio |
Comparisons are relative to Altona Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,509
- Students per teacher
- 26.9:1
- Resource Index
- 32/100
- Enrollment
- 1,491
- Students per teacher
- 25.3:1
- Resource Index
- 32/100
- Enrollment
- 1,268
- Students per teacher
- 20.1:1
- Resource Index
- 37/100
- Enrollment
- 1,211
- Students per teacher
- 17.3:1
- Resource Index
- 46/100
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~715 students)
Similar student-teacher ratio (~18.3:1)
Frequently asked questions about Altona Middle School
How many students attend Altona Middle School?
Altona Middle School has 715 students enrolled. It is a middle school in Longmont, CO. CCD year-over-year: 770 (2022-23) → 741 (2023-24), nearly flat (-29).
What is the student-teacher ratio at Altona Middle School?
The student-teacher ratio at Altona Middle School is 18.3:1, which is 10% higher than the Colorado average of 16.6:1 and 17% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Altona Middle School?
16.6% of students at Altona Middle School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Altona Middle School?
The largest demographic group at Altona Middle School is White at 69.4% of enrollment, in Longmont, CO.
What is the Resource Investment Index for Altona Middle School?
Altona Middle School has a Resource Investment Index of 42/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Altona Middle School rank among middle schools in Longmont?
By Resource Investment Index, Altona Middle School ranks #4 of 4 middle schools in Longmont, CO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Longmont on the city page.
What other schools are in St. Vrain Valley School District No. Re1j?
Besides Altona Middle School, St. Vrain Valley School District No. Re1j also operates Erie High School (1,727 students), Niwot High School (1,509 students), and Frederick Senior High School (1,491 students). See the St. Vrain Valley School District No. Re1j district page for the complete list.