- Enrollment
- 2,007
- Students per teacher
- 16.9:1
- Resource Index
- 45/100
Other / mixed grade configuration · Columbia, MO
Derby Ridge Elem.
Federal NCES profile for Derby Ridge Elem., including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 50/100.
2024-25 NCES dataOther / mixed grade configurationNCES 290100002665
👥 S:T ratio 65
🌟 Gifted program 70
🎓 Counselors 64
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Derby Ridge Elem. earns 50/100 on the Resource Investment Index, with class sizes smaller than 88% of Missouri schools. It is also more racially and ethnically mixed than most Missouri schools.
- #10 of 19
- schools in Columbia · Resource Index
- 50
- Resource Index · Higher
- 8.7:1
- small classes for Missouri
- 60.5%
- free-lunch eligible
Derby Ridge Elem. has class sizes smaller than 88% of Missouri schools. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Derby Ridge Elem. ranks #10 of 19 schools in Columbia, MO.
School address
District: Columbia 93 · Missouri
NCES ID 290100002665 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-35 students YoY
Derby Ridge Elem. shrank from 395 students in 2022-23 to 360 in 2023-24 (-8.9%).
Teacher FTE lost 37.9 → 34.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-35 students YoY 290100002665 · Columbia, MO Other · SMALL · TRAD
323 enr · 8.7:1 · 60.5% lunch · RII 50
Nearest enrollment peer: David H. Hickman High (2,007 students)
Derby Ridge Elem. shrank from 395 students in 2022-23 to 360 in 2023-24 (-8.9%). Teacher FTE lost 37.9 → 34.9 across the same CCD years. Read with this school → · District book → · Missouri schools → · Find another →
Derby Ridge Elem. in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- David H. Hickm
David H. Hickman High
2,007 students
- Rock Bridge Sr
Rock Bridge Sr. High
1,997 students
- Muriel W. Batt
Muriel W. Battle High School
1,492 students
- Ann Hawkins Ge 736
Ann Hawkins Gentry Middle
736 students
- Beulah Ralph E 656
Beulah Ralph Elementary
656 students
- This school 323
Derby Ridge Elem.
323 students
What this shows Derby Ridge Elem. reports 323 students on the CCD universe file.
How Derby Ridge Elem. compares
Derby Ridge Elem. is a shrinking campus on CCD: ratios and free-lunch share vs Missouri and U.S. means.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.7:1 | ▼ 32% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 60.5% | ▲ 31% | 46.1% | 51.7% |
| Enrollment | 323 | top 48% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
8.7:1
Leaner classes than 93% of US schools, among the more generously staffed nationally.
323
Bigger than 36% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
60.5%
free-lunch eligible
- 31% above the Missouri average of 46.1%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
8.7:1
students per teacher
- 32% below state mean
Top 12% in Missouri - lower ratio than 88% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
40.2%
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
$13,936
per pupil, district-wide
- below Missouri avg of $14,087
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.8 FTE
Per 179 students, the combined health-and-guidance staffing load for this school.
Discipline context
24
in-school suspensions + 44 out-of-school
Suspension rate: 7.4 per 100 students. Combined in-school and out-of-school rate: 21.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 47.4%
White 23.8%
Two or More 12.1%
Hispanic or Latino 11.5%
Asian 5.3%
Largest group: African American at 47.4% of enrollment.
Student-body diversity index 68.8/100
Simpson diversity index - at 68.8, Derby Ridge Elem. is more mixed than the Missouri school average of 31.0.
Programs
Gifted & talented Yes
District finance for Columbia 93 reports $13,936 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Derby Ridge Elem. Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| David H. Hickman High | Larger | Lower economic need | Higher S:T ratio |
| Rock Bridge Sr. High | Larger | Lower economic need | Higher S:T ratio |
| Muriel W. Battle High School | Larger | Lower economic need | Higher S:T ratio |
| Ann Hawkins Gentry Middle | Larger | Lower economic need | Higher S:T ratio |
| Beulah Ralph Elementary | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Derby Ridge Elem.'s own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,997
- Students per teacher
- 18.5:1
- Resource Index
- 51/100
- Enrollment
- 1,492
- Students per teacher
- 14.9:1
- Resource Index
- 41/100
- Enrollment
- 736
- Students per teacher
- 14.4:1
- Resource Index
- 51/100
- Enrollment
- 656
- Students per teacher
- 14.6:1
- Resource Index
- 52/100
Similar other schools in Columbia
1 comparable other schools (grades Mixed) serving the same city.
Nationwide other 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 (~323 students)
Frequently asked questions about Derby Ridge Elem.
How many students attend Derby Ridge Elem.?
Derby Ridge Elem. has 323 students enrolled. It is a public school in Columbia, MO. CCD year-over-year: 395 (2022-23) → 360 (2023-24), down 35.
What is the student-teacher ratio at Derby Ridge Elem.?
The student-teacher ratio at Derby Ridge Elem. is 8.7:1, which is 32% lower than the Missouri average of 12.8:1 and 45% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Derby Ridge Elem.?
60.5% of students at Derby Ridge Elem. are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Derby Ridge Elem.?
The largest demographic group at Derby Ridge Elem. is African American at 47.4% of enrollment, in Columbia, MO. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 68.8/100.
What is the Resource Investment Index for Derby Ridge Elem.?
Derby Ridge Elem. has a Resource Investment Index of 50/100 (higher 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 Derby Ridge Elem. rank among schools in Columbia?
By Resource Investment Index, Derby Ridge Elem. ranks #10 of 19 schools in Columbia, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Columbia on the city page.
What other schools are in Columbia 93?
Besides Derby Ridge Elem., Columbia 93 also operates David H. Hickman High (2,007 students), Rock Bridge Sr. High (1,997 students), and Muriel W. Battle High School (1,492 students). See the Columbia 93 district page for the complete list.