Enrollment
111
California · 2024-25 NCES data
Elementary school (grades K-5) · Denair, CA
Gratton Charter
Federal NCES profile for Gratton Charter, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 21/100.
2024-25 NCES dataElementary school (grades K-5)NCES 061581012452Charter school
👥 S:T ratio 11
🌟 Gifted program 30
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Gratton Charter earns 21/100 on the Resource Investment Index, with class sizes near the California median.
- #3 of 3
- elementary schools in Denair · Resource Index
- 21
- Resource Index · Lower
- 22.2:1
- students per teacher
- 15.1%
- free-lunch eligible
Gratton Charter has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Gratton Charter ranks #3 of 3 elementary schools in Denair, CA.
School address
District: Gratton Elementary · California
NCES ID 061581012452 Verify on NCES CCD record →
Teachers (FTE)
5.0
Federal CCD staff survey
Students per teacher
22.2:1
vs 21.5:1 California avg
+3% vs state
Free-lunch eligible
15.1%
vs 55.5% California avg
-73% vs state
Student-teacher ratio in context
How Gratton Charter compares with California and U.S. medians
What stands out at Gratton Charter
Gratton Charter is a lower-poverty, small charter elementary school in Denair, California, enrolling 111 students.
At 22.2:1, its student-teacher ratio sits close to the California median, within a few percentage points of the 21.5:1 state norm, neither notably crowded nor notably small.
Comparatively few students face economic hardship here, 15.1% free-meal eligibility runs 73% below the California average.
Enrollment of 111 puts it in the smaller third of California schools by headcount.
Its Resource Investment Index lands in the lower third of 9,998 scored California schools.
Among 62 similarly sized, similarly resourced-need California schools statewide, it ranks #51, in the lower tier once campus size and economic need are matched.
Its student body is led by White (78%) and Hispanic or Latino (18%) (diversity index 35/100).
Among Denair's elementary schools, it stands alongside Denair Elementary Charter Academy (554 students): Gratton Charter is smaller than that campus by headcount and runs heavier classes (22.2:1 vs 18.5:1).
Its district, Gratton Elementary, also runs Gratton Elementary (24 students).
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 Gratton Charter compares
Gratton Charter on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 22.2:1 | ▲ 3% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 15.1% | ▼ 73% | 55.5% | 51.7% |
| Enrollment | 111 | top 89% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
22.2:1
Leaner classes than 10% of US schools, heavier class loads than most.
111
Bigger than 11% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Economic need
15.1%
free-lunch eligible
- 73% below the California average of 55.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
22.2:1
students per teacher
- 3% above state mean
Top 55% in California - lower ratio than 45% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 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
White 78.4%
Hispanic or Latino 18.0%
Asian 3.6%
Largest group: White at 78.4% of enrollment.
Student-body diversity index 35.2/100
Simpson diversity index - at 35.2, Gratton Charter is less mixed than the California school average of 46.0.
Programs
How Gratton Charter Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Gratton Elementary | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Gratton Charter's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 24
- Students per teacher
- 6:1
- Resource Index
- 58/100
Similar elementary schools in Denair
2 comparable elementary schools (grades K-5) serving the same city.
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 (~111 students)
Similar student-teacher ratio (~22.2:1)
Next steps
Verify locally before acting on Gratton Charter's federal record.
- Compare Gratton Charter against another school. Compare schools
- Gratton Elementary'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 Gratton Charter
How many students attend Gratton Charter?
Gratton Charter has 111 students enrolled. It is an elementary school in Denair, CA.
What is the student-teacher ratio at Gratton Charter?
The student-teacher ratio at Gratton Charter is 22.2:1, which is 3% higher than the California average of 21.5:1 and 41% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Gratton Charter?
15.1% of students at Gratton Charter are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Gratton Charter?
The largest demographic group at Gratton Charter is White at 78.4% of enrollment, in Denair, CA.
What is the Resource Investment Index for Gratton Charter?
Gratton Charter has a Resource Investment Index of 21/100 (lower reported resources relative to schools nationally) based on 2 factors: student-teacher ratio. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
How does Gratton Charter rank among elementary schools in Denair?
By Resource Investment Index, Gratton Charter ranks #3 of 3 elementary schools in Denair, 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 Denair on the city page.
Is Gratton Charter a good school?
Gratton Charter earns 21/100 on the Resource Investment Index, with class sizes near the California median. 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 Gratton Elementary?
Besides Gratton Charter, Gratton Elementary also operates Gratton Elementary (24 students). See the Gratton Elementary 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.