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San Ysidro High

Public Grades 9-12
1231st
SchoolDigger Rank ?
of 2,135 California High Schools
Better than 42% of California high schools
Summary

San Ysidro High serves 1,941 students in grades 9–12 in San Diego’s South Bay, within the Sweetwater Union High district. Its latest results show improvement over 2022–23, but students remain behind state and district proficiency levels in every tested subject. In 2025–26, proficiency was 44% in English language arts (ELA), 25% in math and 22% in science. The central concern is that math and science are especially far below state results, while no tested subject meets the state or district level.

ELA is the school’s strongest subject against the state, while science is the clearest weakness compared with nearby traditional high schools. The school was 5 percentage points below the state and 8 below the district in ELA; its science results were 14 points below both the state and district. Among five nearby traditional high schools, the average was 61% in ELA and 34% in science—16 and 11 points above San Ysidro, respectively. Math is more mixed locally: San Ysidro’s 25% was above Castle Park Senior High, Southwest Senior High and Montgomery Senior High, but below the other two schools in that group. Graduation is a relative bright spot: the 92% rate was above the district’s 90% and state’s 88%, though all five nearby traditional schools with reported rates were higher.

Results have risen since 2022–23: ELA increased 11 percentage points, math 8 and science 11. Still, ELA fell 10 points from 2024–25 to 2025–26, so improvement has not been steady. SchoolDigger placed San Ysidro at the 42nd percentile statewide with 2 stars in 2025–26, up from the 30th percentile in 2023–24. Its 2024–25 student-teacher ratio was 23.2 to 1, near the middle of nearby traditional schools. In 2024–25, 78% of students were free/reduced lunch eligible; California provides free meals to all students statewide. SchoolDigger’s 2025–26 ranking for Homeless Students was notably higher than the school’s overall ranking: the 74th percentile and 4 stars versus the 42nd percentile and 2 stars. For White Students, its 2024–25 ranking was lower: the 20th percentile versus the school’s 43rd percentile overall.

1,941
Students ?
23.2
Student/teacher ratio ?
$5,862
Per pupil spending ?
78.3%
Free/reduced lunch eligible (2024-25) ?
All students in California receive free school meals.
 5353 Airway Rd.
       San Diego, CA  92154-4806

(619) 710-2300

District: Sweetwater Union High


Feeder schools for San Ysidro High:

Elementary:    La Mirada Elementary
    Ocean View Hills
    Smythe Elementary
    Sunset Elementary
    More...
Middle:    San Ysidro Middle
    Vista Del Mar
Racial breakdown:

Hispanic:
89.4%
White:
3.3%
Asian:
2.9%
more
 See top rated California high schools

 Compare San Ysidro High to nearby high schools!
At a glance
▲ Ranking trend: Rebounding — 30th percentile in 2024 → 42nd in 2026
Strengths
✓92% graduate in 4 years — above the California average (88%)
✓Ranking is rebounding — up to 42nd (2026) from a 30th-percentile low (2024)
Worth a look
!Test scores below the California average (30% vs 42% meeting standards)
!Some student groups rank well below the school's overall statewide standing
!Mathematics scores 14 pts below the California average
Students meeting standards (2025-2026) ?
This school30%
District avg40%
California avg42%
1,231st of 2,135
California public high schools ?
Bottom 42%▼ down 14 pts since 2016
From top 44% (2016) to bottom 42% (2026)
See the entire ranking list of California High Schools →
★★★★★
SchoolDigger rating ?
10th of 14High Schools in the Sweetwater Union High
735th of 1,530Sweetwater Union High among California districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankCalifornia percentileRating
202641.61231 of 213542.3%★★☆☆☆
202540.81242 of 216242.6%★★☆☆☆
202429.51503 of 215930.4%★★☆☆☆
202332.01429 of 217034.1%★★☆☆☆
202237.81240 of 212341.6%★★☆☆☆
202154.4544 of 129057.8%★★★☆☆
201937.91264 of 213340.7%★★☆☆☆
201852.4966 of 201752.1%★★★☆☆
201753.8937 of 202153.6%★★★☆☆
201655.2890 of 203956.4%★★★☆☆
201552.3926 of 199453.6%★★★☆☆
201357.5597 of 242675.4%★★★★☆
201250.4791 of 235466.4%★★★☆☆
201149.8807 of 236765.9%★★★☆☆
201047.1836 of 228163.3%★★★☆☆
200937.21115 of 223850.2%★★★☆☆
200832.81103 of 211747.9%★★☆☆☆
200732.91067 of 206348.3%★★☆☆☆
200625.21248 of 196836.6%★★☆☆☆
200526.71142 of 190139.9%★★☆☆☆
200425.81046 of 165336.7%★★☆☆☆

African American

YearAvg scoreStatewide rankCalifornia percentileRating
202547.0246 of 52353.0%★★★☆☆

Disabled

YearAvg scoreStatewide rankCalifornia percentileRating
202235.9661 of 116143.1%★★☆☆☆
202148.0215 of 55561.3%★★★☆☆
201929.4784 of 111729.8%★★☆☆☆
201852.5364 of 105265.4%★★★☆☆

English Language Learner

YearAvg scoreStatewide rankCalifornia percentileRating
202434.7722 of 108533.5%★★☆☆☆
202342.5492 of 106453.8%★★★☆☆
202254.3265 of 104474.6%★★★★☆
202168.678 of 46783.3%★★★★☆
201943.2402 of 94157.3%★★★☆☆
201859.5221 of 93876.4%★★★★☆

Female

YearAvg scoreStatewide rankCalifornia percentileRating
202639.31128 of 186439.5%★★☆☆☆
202539.11144 of 190640.0%★★☆☆☆
202425.91422 of 191525.7%★☆☆☆☆
202333.81232 of 191535.7%★★☆☆☆
202234.31182 of 185836.4%★★☆☆☆
202152.2488 of 105453.7%★★★☆☆
201932.81222 of 183333.3%★★☆☆☆
201849.2923 of 176047.6%★★☆☆☆

Hispanic

YearAvg scoreStatewide rankCalifornia percentileRating
202649.0934 of 188050.3%★★★☆☆
202542.81094 of 190042.4%★★☆☆☆
202432.11320 of 190230.6%★★☆☆☆
202334.51255 of 191734.5%★★☆☆☆
202239.31112 of 186140.2%★★☆☆☆
201943.01034 of 181443.0%★★☆☆☆
201860.8662 of 174262.0%★★★☆☆

Homeless

YearAvg scoreStatewide rankCalifornia percentileRating
202669.494 of 35873.7%★★★★☆
202537.2248 of 41039.5%★★☆☆☆
202339.9168 of 29943.8%★★☆☆☆
202222.0237 of 29018.3%★☆☆☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankCalifornia percentileRating
202652.4913 of 199754.3%★★★☆☆
202540.81195 of 201340.6%★★☆☆☆
202436.71300 of 202635.8%★★☆☆☆
202341.81135 of 203044.1%★★☆☆☆
202243.31037 of 194346.6%★★☆☆☆
202161.5381 of 112666.2%★★★☆☆
201942.91107 of 193742.8%★★☆☆☆
201860.4714 of 186261.7%★★★☆☆

Male

YearAvg scoreStatewide rankCalifornia percentileRating
202639.31151 of 193040.4%★★☆☆☆
202538.71158 of 194240.4%★★☆☆☆
202429.51350 of 194830.7%★★☆☆☆
202327.01396 of 196328.9%★☆☆☆☆
202237.41119 of 191641.6%★★☆☆☆
202150.2506 of 112254.9%★★★☆☆
201937.91122 of 188040.3%★★☆☆☆
201849.3934 of 183449.1%★★☆☆☆

Special Education

YearAvg scoreStatewide rankCalifornia percentileRating
202633.1783 of 123536.6%★★☆☆☆
202536.0734 of 125241.4%★★☆☆☆
202433.9738 of 121639.3%★★☆☆☆
202327.8899 of 119724.9%★☆☆☆☆

White

YearAvg scoreStatewide rankCalifornia percentileRating
202522.2929 of 115519.6%★☆☆☆☆
202312.41059 of 119311.2%★☆☆☆☆
202243.0678 of 120443.7%★★☆☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Homeless (2026)74th percentile+31 vs school
Low Socio Economic Status (2026)54th percentile+12 vs school
African American (2025)53rd percentile+10 vs school
Hispanic (2026)50th percentile+8 vs school
Disabled (2022)43rd percentile~ school
Male (2026)40th percentile~ school
Female (2026)39th percentile-3 vs school
Special Education (2026)37th percentile-6 vs school
English Language Learner (2024)33rd percentile+3 vs school
White (2025)20th percentile-23 vs school
By subject vs California (2025-2026) ?
English Language Arts/Literacy44%-5 vs state
Mathematics25%-14 vs state
Science22%-14 vs state

★
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Frequently Asked Questions about San Ysidro High

San Ysidro High ranks 1231st of 2135 California high schools. SchoolDigger rates this school 2 stars out of 5.

Students at San Ysidro High are 89% Hispanic, 3% White, 3% Asian, 2% African American, 2% Two or more races.

San Ysidro High is fed by the following schools:

Elementary : La Mirada Elementary
Elementary : Ocean View Hills
Elementary : Smythe Elementary
Elementary : Sunset Elementary
Elementary : Willow Elementary
Middle : San Ysidro Middle
Middle : Vista Del Mar

In the 2024-25 school year, 1,941 students attended San Ysidro High.

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Latest California data All new data »
2013–14 through 2024–25 immunization rates (updated)NewOct 19, 2026
2025–26 attendance data, dropout rates & graduation ratesNewOct 15, 2026
2025–26 CAST, CSA Spanish & Smarter Balanced Assessments scoresNewOct 15, 2026
2024–25 school spending dataJul 1, 2026


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the California Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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