At a glance
Reported students
3,766
NCES CCD 2024–25
Teachers (FTE)
221.4
NCES CCD 2024–25
Student–teacher ratio
17:1
Calculated; not a class-size measure
Grades served
09–12
NCES preliminary directory 2025–26
School benchmarks
Texas high enrollment
99th percentile
Compared with 1,941 same-level schools reporting enrollment.
District median enrollment
717
Klein Oak H S: 3,766 reported students.
State peer staffing position
80th percentile
17:1 reported; state peer median 13.9:1. Ratio is not class size.
Historical enrollment and staffing · CRDC 2021–22
These older figures are kept separate from 2024–25 statistics and benchmarks. Differences between years can reflect changes in enrollment, staffing, or reporting scope.
- Students
- 3,593
- Teachers (FTE)
- 216.37
- Student–teacher ratio
- 16.6:1
What the reported data says about Klein Oak H S
Klein Oak H S is a public high school serving grades 09–12 in Klein. It is one of 53 current school records connected to Klein ISD. NCES reports 3,766 students for 2024–25.
Among 1,941 high schools in Texas with comparable records, this school is larger than the reported median of 431 students. Its enrollment is at approximately the 99th percentile for that peer group. Size describes the campus, not instructional quality.
The reported student–teacher ratio is 17:1, above the Texas median of 13.9:1 for the same school level. This ratio uses total enrollment and teacher FTE; it is not an average classroom headcount and can be affected by special programs or part-time staffing.
The largest reported race and ethnicity groups are Hispanic or Latino (39%) and White (35.1%). English learners represent 9.4% of enrollment. Students served under IDEA represent 9.1%. These figures help families understand who the school serves; they are not rating inputs.
The 2021–22 civil-rights collection reports AP student enrollment, gifted and talented programming, computer science. The school reported 29 AP courses. Program availability changes, so families should confirm the current catalog and participation rules directly with the school.
Questions worth asking Klein Oak H S
- 1How do the reported 17:1 student–teacher ratio and 221.4 teacher FTE translate into actual class sizes by grade?
- 2Have the reported academic programs changed since the 2021–22 CRDC collection?
- 3What counseling support is available today? The school reported 14 counselor FTE in 2021–22.
- 4What meal assistance, transportation, after-school, and family-support services are currently available?
Enrollment needs
- English learners
- 9.4%
- Students with disabilities
- 9.1%
- Free/reduced-price lunch
- 40.4%
- Lunch program
- Yes participating without using any Provision or the CEO
Reported support staff
- Counselors (FTE)
- 14
- Nurses (FTE)
- 2
- Psychologists (FTE)
- 0
- Social workers (FTE)
- 0
CRDC 2021–22 full-time-equivalent counts; verify current assignments with the school.
Student demographics
Race and ethnicity share of reported enrollment
- White35.1%
- Hispanic39%
- Black14.7%
- Asian7.2%
- American Indian / Alaska Native0.3%
- Native Hawaiian / Pacific Islander0.1%
- Multiracial3.7%
Race/ethnicity: NCES CCD 2024–25. English learner and disability context: CRDC 2021–22. Lunch eligibility: NCES CCD 2024–25. Privacy rules can produce missing values.
Programs reported by the school
AP student enrollment
Students enrolled
29 distinct courses reported
Gifted and talented
Offered
Computer science
Offered
CRDC 2021–22: the AP flag records student enrollment; gifted and computer-science fields describe reported programs/classes. Confirm current courses and eligibility with the school.
Other schools in Klein ISD
Start with campuses at the same school level or with similar reported enrollment.
Klein Cain H S
High · Grades 09–12
3,922 reported students
Klein Forest H S
High · Grades 09–12
3,418 reported students
Klein H S
High · Grades 09–12
3,366 reported students
Klein Collins H S
High · Grades 09–12
3,360 reported students
K E Kaufman Alternative Education Center
High · Grades 06–12
177 reported students
Vistas H S
High · Grades 09–12
0 reported students
Public schools near Klein Oak H S
Closest campuses by straight-line distance between NCES geocodes, favoring the same school level. Distance is not drive time or an attendance assignment.
| School | Grades | Students | Distance |
|---|---|---|---|
| Klein Collins H S High · Klein ISD | 09–12 | 3,360 | 3.4 mi |
| Ischool-Creekside High · Charter · Texas College Preparatory Academies | 09–12 | 130 | 3.7 mi |
| Evolution Academy Houston High · Charter · Evolution Academy Charter School | 09–12 | 194 | 4.4 mi |
| Tomball Star Academy High · Tomball ISD | 09–12 | 402 | 4.7 mi |
| Klein H S High · Klein ISD | 09–12 | 3,366 | 5.4 mi |
| Carl Wunsche Sr H S High · Spring ISD | 09–12 | 1,503 | 5.6 mi |
Frequently asked questions about Klein Oak H S
What grades does Klein Oak H S serve?
Klein Oak H S reports grades 09–12 in the NCES 2025–26 preliminary directory. It is classified as a high school in Klein ISD.
How many students attend Klein Oak H S?
Klein Oak H S reported 3,766 students in the NCES 2024–25 membership file. That places it near the 99th percentile among 1,941 Texas high schools reporting enrollment. The 2021–22 civil-rights collection recorded 3,593 students.
What is the student–teacher ratio at Klein Oak H S?
The calculated ratio is 17:1, based on 3,766 students and 221.4 full-time-equivalent classroom teachers in 2024–25. The Texas median for the same school level is 13.9:1. A ratio is not the same as average class size.
Is Klein Oak H S a public, charter, or magnet school?
Klein Oak H S is a public school and is not a charter school. Enrollment is generally based on Klein ISD attendance boundaries and transfer rules.
What share of Klein Oak H S students qualify for free or reduced-price meals?
40.4% of students were eligible for free or reduced-price lunch in 2024–25. This describes the students served and is not a quality measure.
Which school district is Klein Oak H S in?
Klein Oak H S is part of Klein ISD, based in Klein, TX, which operates 53 current schools. Confirm attendance zones and enrollment rules with the district.
What public schools are near Klein Oak H S?
The closest public schools by straight-line distance include Klein Collins H S (3.4 mi), Ischool-Creekside (3.7 mi), Evolution Academy Houston (4.4 mi). Distance does not determine eligibility; attendance boundaries and program rules do.