- Enrollment
- 2,699
- Students per teacher
- 23.7:1
- Resource Index
- 35/100
Elementary school (grades K-5) · Riverside, CA
Mark Twain Elementary
Federal NCES profile for Mark Twain Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063315011719
👥 S:T ratio 0
🌟 Gifted program 70
📋 Attendance 29
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mark Twain Elementary earns 33/100 on the Resource Investment Index, with class sizes larger than 87% of California schools. It is also more racially and ethnically mixed than most California schools.
- #2 of 43
- elementary schools in Riverside · Resource Index
- 33
- Resource Index · Typical
- 26.5:1
- large classes for California
- 38.3%
- free-lunch eligible
Mark Twain Elementary has class sizes larger than 87% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Mark Twain Elementary ranks #2 of 43 elementary schools in Riverside, CA.
School address
District: Riverside Unified · California
NCES ID 063315011719 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+19 students YoY
Mark Twain Elementary held near 1,038 students from 2022-23 to 2023-24 (+19 headcount).
Teacher FTE added 39.0 → 41.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+19 students YoY 063315011719 · Riverside, CA Elementary · MID · TRAD
1,033 enr · 26.5:1 · 38.3% lunch · RII 33
Nearest enrollment peer: Martin Luther King Jr. High (2,699 students)
Mark Twain Elementary held near 1,038 students from 2022-23 to 2023-24 (+19 headcount). Teacher FTE added 39.0 → 41.0 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Mark Twain Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Martin Luther
Martin Luther King Jr. High
2,699 students
- Polytechnic Hi
Polytechnic High
2,484 students
- Ramona High
Ramona High
2,142 students
- John W. North
John W. North High
2,011 students
- Arlington High
Arlington High
1,920 students
- This school 1,033
Mark Twain Elementary
1,033 students
What this shows Mark Twain Elementary reports 1,033 students on the CCD universe file.
How Mark Twain Elementary compares
Mark Twain Elementary held steady on CCD headcount: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 26.5:1 | ▲ 23% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 38.3% | ▼ 31% | 55.5% | 51.7% |
| Enrollment | 1,033 | top 11% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
26.5:1
Leaner classes than 4% of US schools, heavier class loads than most.
1,033
Bigger than 92% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
38.3%
free-lunch eligible
- 31% below the California average of 55.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
26.5:1
students per teacher
- 23% above state mean
Top 87% in California - lower ratio than 13% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
28.5%
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
$16,986
per pupil, district-wide
- below California avg of $18,665
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
1
in-school suspensions + 3 out-of-school
Suspension rate: 0.1 per 100 students. Combined in-school and out-of-school rate: 0.4 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 47.7%
White 28.0%
Asian 12.6%
African American 6.0%
Two or More 5.1%
American Indian / Alaska Native 0.3%
Native Hawaiian / Pacific Islander 0.3%
Largest group: Hispanic or Latino at 47.7% of enrollment.
Student-body diversity index 67.2/100
Simpson diversity index - at 67.2, Mark Twain Elementary is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
District finance for Riverside Unified reports $16,986 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mark Twain Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Martin Luther King Jr. High | Larger | Similar economic need | Lower S:T ratio |
| Polytechnic High | Larger | Higher economic need | Lower S:T ratio |
| Ramona High | Larger | Higher economic need | Lower S:T ratio |
| John W. North High | Larger | Higher economic need | Lower S:T ratio |
| Arlington High | Larger | Higher economic need | Lower S:T ratio |
Comparisons are relative to Mark Twain Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,484
- Students per teacher
- 24.1:1
- Resource Index
- 36/100
- Enrollment
- 2,142
- Students per teacher
- 23:1
- Resource Index
- 38/100
- Enrollment
- 2,011
- Students per teacher
- 22.1:1
- Resource Index
- 40/100
- Enrollment
- 1,920
- Students per teacher
- 24.3:1
- Resource Index
- 34/100
Similar elementary schools in Riverside
6 comparable elementary schools (grades K-5) serving the same city.
Jefferson Elementary
Standard public school
886 students 22.7:1 students per teacher
John F. Kennedy Elementary
Standard public school
864 students 26.2:1 students per teacher
Mountain View Elementary
Standard public school
851 students 23.6:1 students per teacher
Highgrove Elementary
Standard public school
848 students 27.4:1 students per teacher
Washington Elementary
Standard public school
818 students 25.6:1 students per teacher
Benjamin Franklin Elementary
Standard public school
767 students 24:1 students per teacher
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 (~1,033 students)
Frequently asked questions about Mark Twain Elementary
How many students attend Mark Twain Elementary?
Mark Twain Elementary has 1,033 students enrolled. It is an elementary school in Riverside, CA. CCD year-over-year: 1,019 (2022-23) → 1,038 (2023-24), nearly flat (+19).
What is the student-teacher ratio at Mark Twain Elementary?
The student-teacher ratio at Mark Twain Elementary is 26.5:1, which is 23% higher than the California average of 21.5:1 and 69% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Mark Twain Elementary?
38.3% of students at Mark Twain Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Mark Twain Elementary?
The largest demographic group at Mark Twain Elementary is Hispanic or Latino at 47.7% of enrollment, in Riverside, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.2/100.
What is the Resource Investment Index for Mark Twain Elementary?
Mark Twain Elementary has a Resource Investment Index of 33/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Mark Twain Elementary rank among elementary schools in Riverside?
By Resource Investment Index, Mark Twain Elementary ranks #2 of 43 elementary schools in Riverside, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Riverside on the city page.
What other schools are in Riverside Unified?
Besides Mark Twain Elementary, Riverside Unified also operates Martin Luther King Jr. High (2,699 students), Polytechnic High (2,484 students), and Ramona High (2,142 students). See the Riverside Unified district page for the complete list.