- Enrollment
- 1,643
- Students per teacher
- 13.6:1
- Resource Index
- 41/100
Elementary school (grades K-5) · O'fallon, MO
Dardenne Elem.
Federal NCES profile for Dardenne Elem., including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataElementary school (grades K-5)NCES 290837002492
👥 S:T ratio 56
🌟 Gifted program 70
🎓 Counselors 11
📋 Attendance 51
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Dardenne Elem. earns 47/100 on the Resource Investment Index, with class sizes smaller than 71% of Missouri schools. It is also more racially and ethnically mixed than most Missouri schools.
- #9 of 12
- elementary schools in O'fallon · Resource Index
- 47
- Resource Index · Typical
- 11.1:1
- small classes for Missouri
- 39.1%
- free-lunch eligible
Dardenne Elem. has class sizes smaller than 71% of Missouri schools. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Dardenne Elem. ranks #9 of 12 elementary schools in O'fallon, MO.
School address
District: Ft. Zumwalt R-Ii · Missouri
NCES ID 290837002492 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+2 students YoY
Dardenne Elem. held near 414 students from 2022-23 to 2023-24 (+2 headcount).
Teacher FTE lost 40.5 → 40.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+2 students YoY 290837002492 · O'fallon, MO Elementary · SMALL · TRAD
445 enr · 11.1:1 · 39.1% lunch · RII 47
Nearest enrollment peer: Ft. Zumwalt West High (1,643 students)
Dardenne Elem. held near 414 students from 2022-23 to 2023-24 (+2 headcount). Teacher FTE lost 40.5 → 40.0 across the same CCD years. Read with this school → · District book → · Missouri schools → · Find another →
Dardenne Elem. in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Ft. Zumwalt We
Ft. Zumwalt West High
1,643 students
- Ft. Zumwalt No
Ft. Zumwalt North High
1,538 students
- Ft. Zumwalt So
Ft. Zumwalt South High
1,212 students
- Ft. Zumwalt Ea
Ft. Zumwalt East High
1,171 students
- Ft. Zuwmalt We
Ft. Zuwmalt West Middle
1,114 students
- This school 445
Dardenne Elem.
445 students
What this shows Dardenne Elem. reports 445 students on the CCD universe file.
How Dardenne Elem. compares
Dardenne Elem. held steady on CCD headcount: ratios and free-lunch share vs Missouri and U.S. means.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.1:1 | ▼ 13% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 39.1% | ▼ 15% | 46.1% | 51.7% |
| Enrollment | 445 | top 27% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.1:1
Leaner classes than 82% of US schools, among the more generously staffed nationally.
445
Bigger than 54% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
39.1%
free-lunch eligible
- 15% below the Missouri average of 46.1%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
11.1:1
students per teacher
- 13% below state mean
Top 29% in Missouri - lower ratio than 71% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
19.6%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$13,648
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
Counselors1.0 FTE
Per 445 students, the combined health-and-guidance staffing load for this school.
Discipline context
23
in-school suspensions + 8 out-of-school
Suspension rate: 5.2 per 100 students. Combined in-school and out-of-school rate: 7.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 58.7%
Hispanic or Latino 21.8%
Two or More 8.5%
African American 4.9%
Asian 4.3%
Native Hawaiian / Pacific Islander 1.8%
Largest group: White at 58.7% of enrollment.
Student-body diversity index 59.6/100
Simpson diversity index - at 59.6, Dardenne Elem. is more mixed than the Missouri school average of 31.0.
Programs
Gifted & talented Yes
District finance for Ft. Zumwalt R-Ii reports $13,648 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Dardenne Elem. Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Ft. Zumwalt West High | Larger | Lower economic need | Higher S:T ratio |
| Ft. Zumwalt North High | Larger | Lower economic need | Higher S:T ratio |
| Ft. Zumwalt South High | Larger | Lower economic need | Higher S:T ratio |
| Ft. Zumwalt East High | Larger | Lower economic need | Higher S:T ratio |
| Ft. Zuwmalt West Middle | Larger | Lower economic need | Similar S:T ratio |
Comparisons are relative to Dardenne Elem.'s own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,538
- Students per teacher
- 14.1:1
- Resource Index
- 35/100
- Enrollment
- 1,212
- Students per teacher
- 12.9:1
- Resource Index
- 42/100
- Enrollment
- 1,171
- Students per teacher
- 13.2:1
- Resource Index
- 38/100
- Enrollment
- 1,114
- Students per teacher
- 12:1
- Resource Index
- 52/100
Nationwide elementary 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 (~445 students)
Frequently asked questions about Dardenne Elem.
How many students attend Dardenne Elem.?
Dardenne Elem. has 445 students enrolled. It is an elementary school in O'fallon, MO. CCD year-over-year: 412 (2022-23) → 414 (2023-24), nearly flat (+2).
What is the student-teacher ratio at Dardenne Elem.?
The student-teacher ratio at Dardenne Elem. is 11.1:1, which is 13% lower than the Missouri average of 12.8:1 and 29% 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 Dardenne Elem.?
39.1% of students at Dardenne Elem. are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Dardenne Elem.?
The largest demographic group at Dardenne Elem. is White at 58.7% of enrollment, in O'fallon, MO. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 59.6/100.
What is the Resource Investment Index for Dardenne Elem.?
Dardenne Elem. has a Resource Investment Index of 47/100 (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 Dardenne Elem. rank among elementary schools in O'fallon?
By Resource Investment Index, Dardenne Elem. ranks #9 of 12 elementary schools in O'fallon, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in O'fallon on the city page.
What other schools are in Ft. Zumwalt R-Ii?
Besides Dardenne Elem., Ft. Zumwalt R-Ii also operates Ft. Zumwalt West High (1,643 students), Ft. Zumwalt North High (1,538 students), and Ft. Zumwalt South High (1,212 students). See the Ft. Zumwalt R-Ii district page for the complete list.