Enrollment
537
Mississippi · 2024-25 NCES data
Elementary school (grades K-5) · Biloxi, MS
Federal NCES profile for St Martin N Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 35/100.
The verdict
St Martin N Elementary School earns 35/100 on the Resource Investment Index, with class sizes near the Mississippi median. It is also more racially and ethnically mixed than most Mississippi schools.
St Martin N Elementary School has class sizes near the Mississippi median. Computed live against every Mississippi school reporting to NCES.
By Resource Investment Index, St Martin N Elementary School ranks #7 of 8 elementary schools in Biloxi, MS.
NCES ID 280216000366 Verify on NCES CCD record →
Enrollment
537
Mississippi · 2024-25 NCES data
Teachers (FTE)
40.0
Federal CCD staff survey
Students per teacher
13.4:1
vs 13.3:1 Mississippi avg
+1% vs state
Free-lunch eligible
66.4%
vs 80.5% Mississippi avg
-18% vs state
How St Martin N Elementary School compares with Mississippi and U.S. medians
Slightly above state median
13.4:1 - 0.1 above the Mississippi state median of 13.3:1, indicating larger average class loads than typical schools in the state.
St Martin N Elementary School is a higher-need, mid-sized elementary school in Biloxi, Mississippi, enrolling 537 students.
At 13.4:1, its student-teacher ratio sits close to the Mississippi median, within a few percentage points of the 13.3:1 state norm, neither notably crowded nor notably small.
Economic need runs somewhat below the state's typical profile, with 66.4% of students eligible for free meals.
Enrollment of 537 puts it in the larger third of Mississippi schools by headcount.
Its Resource Investment Index lands in the lower third of 877 scored Mississippi schools.
Among 177 similarly sized, similarly resourced-need Mississippi schools statewide, it ranks #126, in the lower tier once campus size and economic need are matched.
Its student body is led by White (52%) and African American (22%), more mixed than most schools in the state (diversity index 66/100).
Counselor access is stretched at roughly 537 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 30.2% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Its district draws 18.4% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Biloxi's elementary schools, it stands alongside Creekbend Elementary and Middle (996 students): St Martin N Elementary School is smaller than that campus by headcount and runs leaner classes (13.4:1 vs 18.1:1).
Jackson Co School Dist also operates St Martin High School (1,289 students) and St. Martin Middle School (946 students) alongside St Martin N Elementary School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
St Martin N Elementary School on the metrics families compare, against Mississippi and U.S. means.
| Metric | This school | vs Mississippi | Mississippi avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.4:1 | ▲ 1% | 13.3:1 | 15.7:1 |
| Free-lunch eligible | 66.4% | ▼ 18% | 80.5% | 51.7% |
| Enrollment | 537 | top 32% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: White at 52.3% of enrollment.
Simpson diversity index - at 65.6, St Martin N Elementary School is more mixed than the Mississippi school average of 41.1.
District-wide per-pupil expenditure for Jackson Co School Dist, which includes St Martin N Elementary School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| St Martin High School | Larger | Similar economic need | Higher S:T ratio |
| St. Martin Middle School | Larger | Similar economic need | Similar S:T ratio |
| East Central High School | Larger | Lower economic need | Higher S:T ratio |
| Vancleave High School | Larger | Lower economic need | Higher S:T ratio |
| St Martin East Elementary School | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to St Martin N Elementary School's own figures; each column derives from NCES Common Core of Data.
6 comparable elementary schools (grades K-5) serving the same city.
Matched by enrollment size and by staffing ratio across all of Mississippi, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on St Martin N Elementary School's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
St Martin N Elementary School has 537 students enrolled. It is an elementary school in Biloxi, MS.
The student-teacher ratio at St Martin N Elementary School is 13.4:1, which is 1% higher than the Mississippi average of 13.3:1 and 15% lower than the national average of 15.7:1.
66.4% of students at St Martin N Elementary School are eligible for free lunch, compared to the Mississippi average of 80.5%.
The largest demographic group at St Martin N Elementary School is White at 52.3% of enrollment, in Biloxi, MS. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 65.6/100.
St Martin N Elementary School has a Resource Investment Index of 35/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, St Martin N Elementary School ranks #7 of 8 elementary schools in Biloxi, MS. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Biloxi on the city page.
St Martin N Elementary School earns 35/100 on the Resource Investment Index, with class sizes near the Mississippi median. It is also more racially and ethnically mixed than most Mississippi schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
Besides St Martin N Elementary School, Jackson Co School Dist also operates St Martin High School (1,289 students), St. Martin Middle School (946 students), and East Central High School (777 students). See the Jackson Co School Dist district page for the complete list.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.
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PlainSchools, “St Martin N Elementary School, Biloxi MS.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/st-martin-n-elementary-school-ms
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