Clark H S
🇺🇸 Official data · 2025San Antonio, Texas 78249 · Northside ISD
#250 of 1,419 high schools in Texas
#3747 of 16,910 nationally
About Clark H S
Clark H S is a public high located in San Antonio, in the Northside ISD school district of Texas, United States. It caters for Grades 9–12. In 2025 it enrolled 2,750 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 68.2 out of 100, placing it in the top 25% of high schools in United States and 250th of 1,419 ranked high schools in Texas. Its strongest component is math proficiency (80th percentile), and its weakest is students per teacher (38th percentile).
Other published figures: enrollment 2,750.
There are 476 schools in San Antonio; Clark H S ranks 70th of 448 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)65%
- Reading proficiency (30%)63%
- Community advantage (fewer free/reduced-price lunch) (25%)33.6%
- Students per teacher (15%)16.4
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Clark H S by the official sources.
- Enrollment
- 2,750
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 33.6%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 16.4
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 63%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 65%
- Share of tested students proficient or above (all students, all grades).
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Schools near Clark H S
Closest schools by straight-line distance, with their Success Index (US).
Locke Hill El
San Antonio · Public elementary · Grades PK–5
538 students · 262 m away
Rawlinson Middle
San Antonio · Public middle · Grades 6–8
1,161 students · 1.3 km away
Basis San Antonio- Shavano Campus
San Antonio · Charter high · Grades 6–12
1,057 students · 1.7 km away
Hobby Middle
San Antonio · Public middle · Grades 6–8
1,094 students · 2.0 km away
Great Hearts Forest Heights
San Antonio · Charter other · Grades K–11
1,335 students · 2.6 km away
Howsman El
San Antonio · Public elementary · Grades PK–5
729 students · 2.7 km away
McDermott El
San Antonio · Public elementary · Grades PK–5
775 students · 3.5 km away
Boone El
San Antonio · Public elementary · Grades PK–5
458 students · 4.0 km away
Oak Meadow El
San Antonio · Public elementary · Grades PK–5
395 students · 4.0 km away
Carnahan El
San Antonio · Public elementary · Grades PK–5
528 students · 4.2 km away
Similar schools
Public high schools in Texas with a comparable Enrollment.
Mansfield Lake Ridge H S
Mansfield · Public high · Grades 9–12
2,751 students
Foster H S
Richmond · Public high · Grades 9–12
2,747 students
Haltom H S
Haltom City · Public high · Grades 9–12
2,757 students
Horn H S
Mesquite · Public high · Grades 9–12
2,757 students
Oak Ridge H S
Conroe · Public high · Grades 9–12
2,758 students
Legacy H S
Midland · Public high · Grades 9–12
2,735 students
Frequently asked questions
Is Clark H S a good school?
Clark H S has a Success Index (US) of 68.2 out of 100 (Top 25% of high schools in United States) and ranks #250 of 1,419 in Texas. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Clark H S rank in Texas?
Clark H S ranks #250 of 1,419 high schools in Texas and #3747 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Clark H S?
Clark H S had 2,750 students in 2025.
Is Clark H S a elementary school or a high school?
Clark H S is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Clark H S?
There are 10 schools within 15 km of Clark H S; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.