Enrollment
849
California · 2024-25 NCES data
Elementary school (grades K-5) · Santa Maria, CA
Oakley (Calvin C.) Elementary
Federal NCES profile for Oakley (Calvin C.) Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataElementary school (grades K-5)NCES 060558009320
👥 S:T ratio 6
🌟 Gifted program 70
📋 Attendance 16
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Oakley (Calvin C.) Elementary earns 30/100 on the Resource Investment Index, with class sizes near the California median. It is also less racially and ethnically mixed than most California schools.
- #5 of 24
- elementary schools in Santa Maria · Resource Index
- 30
- Resource Index · Lower
- 23.6:1
- students per teacher
- 87.6%
- free-lunch eligible
Oakley (Calvin C.) Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Oakley (Calvin C.) Elementary ranks #5 of 24 elementary schools in Santa Maria, CA.
School address
District: Santa Maria-Bonita · California
NCES ID 060558009320 Verify on NCES CCD record →
Teachers (FTE)
36.0
Federal CCD staff survey
Students per teacher
23.6:1
vs 21.5:1 California avg
+10% vs state
Free-lunch eligible
87.6%
vs 55.5% California avg
+58% vs state
Student-teacher ratio in context
How Oakley (Calvin C.) Elementary compares with California and U.S. medians
What stands out at Oakley (Calvin C.) Elementary
Oakley (Calvin C.) Elementary is a high-poverty, large elementary school in Santa Maria, California, enrolling 849 students.
Class loads run somewhat heavier than typical: 23.6:1 puts it in the larger third of California schools by student-teacher ratio.
Economic need is high: 87.6% of students qualify for free meals, 58% above the California average, a Title I-weighted population that federal funding formulas prioritise.
Enrollment of 849 puts it in the larger third of California schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 1,036 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #334.
Its student body is predominantly Hispanic or Latino (98% of enrollment), among the less diverse in the state (diversity index 4/100).
Chronic absenteeism is elevated: 33.8% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among Santa Maria's elementary schools, it stands alongside Jimenez Roberto and Dr. Francisco Elementary (1,177 students): Oakley (Calvin C.) Elementary is smaller than that campus by headcount and runs leaner classes (23.6:1 vs 29.4:1).
Santa Maria-Bonita also operates Jimenez Roberto and Dr. Francisco Elementary (1,177 students) and Bruce (Robert) Elementary (1,050 students) alongside Oakley (Calvin C.) Elementary.
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
How Oakley (Calvin C.) Elementary compares
Oakley (Calvin C.) Elementary on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 23.6:1 | ▲ 10% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 87.6% | ▲ 58% | 55.5% | 51.7% |
| Enrollment | 849 | top 15% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
23.6:1
Leaner classes than 7% of US schools, heavier class loads than most.
849
Bigger than 87% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
87.6%
free-lunch eligible
- 58% above the California average of 55.5%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
23.6:1
students per teacher
- 10% above state mean
Top 68% in California - lower ratio than 32% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
33.8%
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
$14,410
per pupil, district-wide
- below California avg of $16,509
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
6
in-school suspensions + 3 out-of-school
Suspension rate: 0.7 per 100 students. Combined in-school and out-of-school rate: 1.1 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
Hispanic or Latino 97.8%
Asian 1.3%
White 0.5%
American Indian / Alaska Native 0.2%
Two or More 0.2%
Largest group: Hispanic or Latino at 97.8% of enrollment.
Student-body diversity index 4.3/100
Simpson diversity index - at 4.3, Oakley (Calvin C.) Elementary is less mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Santa Maria-Bonita, which includes Oakley (Calvin C.) Elementary.
$14,410
Per student
-13%
vs California
Avg $16,509
-13%
vs U.S.
Avg $16,593
Revenue mix
Local 19.7%
State 68.7%
Federal 11.6%
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.
How Oakley (Calvin C.) Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Jimenez Roberto and Dr. Francisco Elementary | Larger | Lower economic need | Higher S:T ratio |
| Bruce (Robert) Elementary | Similar size | Similar economic need | Similar S:T ratio |
| Alvin Elementary | Similar size | Similar economic need | Higher S:T ratio |
| Fesler (Isaac) Junior High | Similar size | Similar economic need | Lower S:T ratio |
| Tunnell (Martin Luther) Elementary | Similar size | Lower economic need | Higher S:T ratio |
Comparisons are relative to Oakley (Calvin C.) Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,177
- Students per teacher
- 29.4:1
- Resource Index
- 26/100
- Enrollment
- 1,050
- Students per teacher
- 24.4:1
- Resource Index
- 29/100
- Enrollment
- 998
- Students per teacher
- 25.6:1
- Resource Index
- 30/100
- Enrollment
- 974
- Students per teacher
- 19.1:1
- Resource Index
- 25/100
- Enrollment
- 917
- Students per teacher
- 25.5:1
- Resource Index
- 27/100
Similar elementary schools in Santa Maria
6 comparable elementary schools (grades K-5) serving the same city.
Jimenez Roberto and Dr. Francisco Elementary
Standard public school
1,177 students 29.4:1 students per teacher
Bruce (Robert) Elementary
Standard public school
1,050 students 24.4:1 students per teacher
Alvin Elementary
Standard public school
998 students 25.6:1 students per teacher
Tunnell (Martin Luther) Elementary
Standard public school
917 students 25.5:1 students per teacher
Rice (William) Elementary
Standard public school
887 students 24:1 students per teacher
Miller (Isaac) Elementary
Standard public school
883 students 25.2:1 students per teacher
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~849 students)
Similar student-teacher ratio (~23.6:1)
Next steps
Verify locally before acting on Oakley (Calvin C.) Elementary's federal record.
- Compare Oakley (Calvin C.) Elementary against another school. Compare schools
- Santa Maria-Bonita's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Oakley (Calvin C.) Elementary
How many students attend Oakley (Calvin C.) Elementary?
Oakley (Calvin C.) Elementary has 849 students enrolled. It is an elementary school in Santa Maria, CA.
What is the student-teacher ratio at Oakley (Calvin C.) Elementary?
The student-teacher ratio at Oakley (Calvin C.) Elementary is 23.6:1, which is 10% higher than the California average of 21.5:1 and 50% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Oakley (Calvin C.) Elementary?
87.6% of students at Oakley (Calvin C.) Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Oakley (Calvin C.) Elementary?
The largest demographic group at Oakley (Calvin C.) Elementary is Hispanic or Latino at 97.8% of enrollment, in Santa Maria, CA.
What is the Resource Investment Index for Oakley (Calvin C.) Elementary?
Oakley (Calvin C.) Elementary has a Resource Investment Index of 30/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Oakley (Calvin C.) Elementary rank among elementary schools in Santa Maria?
By Resource Investment Index, Oakley (Calvin C.) Elementary ranks #5 of 24 elementary schools in Santa Maria, 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 Santa Maria on the city page.
Is Oakley (Calvin C.) Elementary a good school?
Oakley (Calvin C.) Elementary earns 30/100 on the Resource Investment Index, with class sizes near the California median. It is also less racially and ethnically mixed than most California 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.
What other schools are in Santa Maria-Bonita?
Besides Oakley (Calvin C.) Elementary, Santa Maria-Bonita also operates Jimenez Roberto and Dr. Francisco Elementary (1,177 students), Bruce (Robert) Elementary (1,050 students), and Alvin Elementary (998 students). See the Santa Maria-Bonita district page for the complete list.
Related tools
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.