Enrollment
1,987
California · 2024-25 NCES data
High school (grades 9-12) · Sacramento, CA
Grant Union High
Federal NCES profile for Grant Union High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 060133201987
👥 S:T ratio 16
📚 AP courses 70
🌟 Gifted program 70
🎓 Counselors 26
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Grant Union High earns 46/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California.
- #13 of 31
- high schools in Sacramento · Resource Index
- 46
- Resource Index · Typical
- 20.9:1
- students per teacher
- 80.1%
- free-lunch eligible
Grant Union High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Grant Union High ranks #13 of 31 high schools in Sacramento, CA.
School address
District: Twin Rivers Unified · California
NCES ID 060133201987 Verify on NCES CCD record →
Teachers (FTE)
95.0
Federal CCD staff survey
Students per teacher
20.9:1
vs 21.5:1 California avg
-3% vs state
Free-lunch eligible
80.1%
vs 55.5% California avg
+44% vs state
Student-teacher ratio in context
How Grant Union High compares with California and U.S. medians
What stands out at Grant Union High
Grant Union High is a high-poverty, large high school in Sacramento, California, enrolling 1,987 students.
At 20.9:1, 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.
Economic need runs somewhat above the state's typical profile, with 80.1% of students eligible for free meals.
By headcount it is one of the larger campuses in California, bigger than 97% of state schools at 1,987 students.
Its Resource Investment Index lands in the upper third of 9,998 scored California schools.
Against 213 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #46.
Its student body is led by Hispanic or Latino (50%) and Asian (20%), more mixed than most schools in the state (diversity index 68/100).
On the academic-pipeline side it reports 14 Advanced Placement courses.
Counselor availability sits well past the ASCA benchmark, roughly 368 students sharing each counselor, though short of the most stretched campuses.
Its district draws 21.0% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Sacramento's high schools, it stands alongside C. K. Mcclatchy High (2,569 students): Grant Union High is smaller than that campus by headcount and runs leaner classes (20.9:1 vs 28.9:1).
Twin Rivers Unified also operates Rio Linda High (1,594 students) and Foothill High (1,417 students) alongside Grant Union High.
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 Grant Union High compares
Grant Union High on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.9:1 | ▼ 3% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 80.1% | ▲ 44% | 55.5% | 51.7% |
| Enrollment | 1,987 | top 3% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.9:1
Leaner classes than 13% of US schools, heavier class loads than most.
1,987
Bigger than 98% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
80.1%
free-lunch eligible
- 44% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
20.9:1
students per teacher
- 3% below state mean
Top 42% in California - lower ratio than 58% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Funding equity
$17,365
per pupil, district-wide
- above California avg of $16,509
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors5.4 FTE
Per 368 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 196 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 9.9 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 49.8%
Asian 20.0%
African American 15.7%
Two or More 5.8%
White 5.0%
Native Hawaiian / Pacific Islander 3.5%
American Indian / Alaska Native 0.2%
Largest group: Hispanic or Latino at 49.8% of enrollment.
Student-body diversity index 68.0/100
Simpson diversity index - at 68.0, Grant Union High is more mixed than the California school average of 46.0.
Programs
AP courses offered 14
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Twin Rivers Unified, which includes Grant Union High.
$17,365
Per student
+5%
vs California
Avg $16,509
+5%
vs U.S.
Avg $16,593
Revenue mix
Local 19.3%
State 59.8%
Federal 21.0%
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 Grant Union High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Rio Linda High | Similar size | Lower economic need | Lower S:T ratio |
| Foothill High | Smaller | Similar economic need | Higher S:T ratio |
| Smythe Academy of Arts and Sciences | Smaller | Similar economic need | Higher S:T ratio |
| Las Palmas Elementary | Smaller | Similar economic need | Higher S:T ratio |
| Woodridge Elementary | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Grant Union High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,594
- Students per teacher
- 19.4:1
- Resource Index
- 32/100
- Enrollment
- 1,417
- Students per teacher
- 26.2:1
- Resource Index
- 19/100
- Enrollment
- 1,091
- Students per teacher
- 23.7:1
- Resource Index
- 19/100
- Enrollment
- 1,001
- Students per teacher
- 25.7:1
- Resource Index
- 10/100
- Enrollment
- 814
- Students per teacher
- 28.1:1
- Resource Index
- 7/100
Similar high schools in Sacramento
6 comparable high schools (grades 9-12) serving the same city.
C. K. Mcclatchy High
Standard public school
2,569 students 28.9:1 students per teacher
Sheldon High
Standard public school
2,368 students 21.7:1 students per teacher
Inderkum High
Standard public school
2,194 students 24.1:1 students per teacher
Rio Americano High
Standard public school
1,891 students 24.9:1 students per teacher
Hiram W. Johnson High
Standard public school
1,682 students 20.8:1 students per teacher
Florin High
Standard public school
1,679 students 18.1:1 students per teacher
Similar high 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 (~1,987 students)
Similar student-teacher ratio (~20.9:1)
Next steps
Verify locally before acting on Grant Union High's federal record.
- Compare Grant Union High against another school. Compare schools
- Twin Rivers Unified'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 Grant Union High
How many students attend Grant Union High?
Grant Union High has 1,987 students enrolled. It is a high school in Sacramento, CA.
What is the student-teacher ratio at Grant Union High?
The student-teacher ratio at Grant Union High is 20.9:1, which is 3% lower than the California average of 21.5:1 and 33% higher 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 Grant Union High?
80.1% of students at Grant Union High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Grant Union High?
The largest demographic group at Grant Union High is Hispanic or Latino at 49.8% of enrollment, in Sacramento, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 68.0/100.
What is the Resource Investment Index for Grant Union High?
Grant Union High has a Resource Investment Index of 46/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, AP course offerings, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Grant Union High rank among high schools in Sacramento?
By Resource Investment Index, Grant Union High ranks #13 of 31 high schools in Sacramento, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Sacramento on the city page.
Is Grant Union High a good school?
Grant Union High earns 46/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California. 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 Twin Rivers Unified?
Besides Grant Union High, Twin Rivers Unified also operates Rio Linda High (1,594 students), Foothill High (1,417 students), and Smythe Academy of Arts and Sciences (1,091 students). See the Twin Rivers Unified 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.