At a glance
Reported students
5,206
NCES CCD 2024–25
Teachers (FTE)
262.74
NCES CCD 2024–25
Student–teacher ratio
19.8:1
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
673.5
Allen H S: 5,206 reported students.
State peer staffing position
92nd percentile
19.8:1 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
- 5,315
- Teachers (FTE)
- 266.39
- Student–teacher ratio
- 20:1
What the reported data says about Allen H S
Allen H S is a public high school serving grades 09–12 in Allen. It is one of 24 current school records connected to Allen ISD. NCES reports 5,206 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 19.8:1, 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 White (39%) and Asian (25.8%). English learners represent 4.4% of enrollment. Students served under IDEA represent 9.4%. 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 23 AP courses. Program availability changes, so families should confirm the current catalog and participation rules directly with the school.
Questions worth asking Allen H S
- 1How do the reported 19.8:1 student–teacher ratio and 262.74 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 23 counselor FTE in 2021–22.
- 4What meal assistance, transportation, after-school, and family-support services are currently available?
Enrollment needs
- English learners
- 4.4%
- Students with disabilities
- 9.4%
- Lunch program
- No
Reported support staff
- Counselors (FTE)
- 23
- Nurses (FTE)
- 1.5
- 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
- White39%
- Hispanic15%
- Black14.1%
- Asian25.8%
- American Indian / Alaska Native0.5%
- Native Hawaiian / Pacific Islander0.2%
- Multiracial5.3%
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
23 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 Allen ISD
Start with campuses at the same school level or with similar reported enrollment.
Lowery Freshman Center
Other · Grades 09–09
1,674 reported students
Walter & Lois Curtis Middle
Middle · Grades 07–08
1,323 reported students
Ereckson Middle
Middle · Grades 07–08
1,263 reported students
Lois Lindsey El
Elementary · Grades KG–06
792 reported students
Dr E T Boon El
Elementary · Grades KG–06
789 reported students
Carlena Chandler El
Elementary · Grades KG–06
731 reported students
Public schools near Allen 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 |
|---|---|---|---|
| Lovejoy H S High · Lovejoy ISD | 09–12 | 1,581 | 2.8 mi |
| Emerson H S High · Frisco ISD | 09–12 | 1,844 | 3.4 mi |
| Plano East Sr H S High · Plano ISD | 09–12 | 3,033 | 4.9 mi |
| Liberty H S High · Frisco ISD | 09–12 | 1,798 | 5.1 mi |
| Guinn Special Programs Center High · Plano ISD | 11–12 | 0 | 5.2 mi |
| McKinney H S High · McKinney ISD | 09–12 | 2,668 | 5.7 mi |
Frequently asked questions about Allen H S
What grades does Allen H S serve?
Allen H S reports grades 09–12 in the NCES 2025–26 preliminary directory. It is classified as a high school in Allen ISD.
How many students attend Allen H S?
Allen H S reported 5,206 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 5,315 students.
What is the student–teacher ratio at Allen H S?
The calculated ratio is 19.8:1, based on 5,206 students and 262.74 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 Allen H S a public, charter, or magnet school?
Allen H S is a public school and is not a charter school. Enrollment is generally based on Allen ISD attendance boundaries and transfer rules.
Which school district is Allen H S in?
Allen H S is part of Allen ISD, based in Allen, TX, which operates 24 current schools. Confirm attendance zones and enrollment rules with the district.
What public schools are near Allen H S?
The closest public schools by straight-line distance include Lovejoy H S (2.8 mi), Emerson H S (3.4 mi), Plano East Sr H S (4.9 mi). Distance does not determine eligibility; attendance boundaries and program rules do.