Tomball Independent School District
Tomball Independent School District is a comprehensive Texas public educational system serving 22,500 students across Harris County in Education Service Center (ESC) Region 4. Governed by a locally elected Board of Trustees under Title 2 of the Texas Education Code, the district exercises independent statutory taxing authority, administers instructional budgets, and maintains academic standards evaluated through the TEA State Accountability Rating System.
Statutory Accountability & Operational Metrics
Under the Texas Education Agency public school accountability framework established in Chapter 39 of the Texas Education Code, campus performance is evaluated across Student Achievement, School Progress, and Closing the Gaps. The district holds a statutory Domain 1 scaled rating of Grade A (95/100) based on STAAR testing outcomes and College, Career, and Military Readiness (CCMR) indicators.
Attendance Boundaries, Feeder Patterns & Academic Programs
Student assignment across Tomball Independent School District is determined by geographic campus attendance boundaries adopted by the local Board of Trustees. Elementary and middle schools feed into comprehensive senior high schools that support University Interscholastic League (UIL) athletic competitions, fine arts programs, and career and technical education (CTE) pathways:
Elementary Attendance Zones
Neighborhood elementary campuses zoned by geographic street parcels approved by the Board of Trustees.
Middle School Feeders
Intermediate secondary centers consolidating multiple elementary clusters for pre-AP preparation and athletics.
Comprehensive High Schools
Senior secondary flagships housing graduation programs, CTE endorsements, and UIL competition divisions.
Statewide funding formulas under the Foundation School Program (FSP) allocate Tier 1 and Tier 2 state aid based on Average Daily Attendance (ADA). With 1,442 full-time equivalent certified educators, the district maintains instructional ratios that balance core statutory curriculum requirements with specialized bilingual, special education, and gifted and talented programs.
State of Texas Assessments of Academic Readiness (STAAR) Results
STAAR examination results quantify student mastery of the Texas Essential Knowledge and Skills (TEKS) curriculum across reading language arts, mathematics, science, and social studies. Performance is classified across three performance standards:
Side-by-Side Educational Benchmark Matrix
Benchmark Tomball Independent School District directly against regional peer systems across TEA accountability grades, student enrollment, certified teacher ratios, and 2026–2027 instructional start dates.
Texas Public & Charter Benchmark Matrix
| Educational Entity | Tomball ISD School Districts | Frisco ISD School Districts | Katy ISD School Districts | Irving ISD School Districts | Houston ISD School Districts |
|---|---|---|---|---|---|
| TEA Accountability Rating | Grade A | Grade A | Grade A | Grade B | Grade B |
| Domain 1 Student Achievement | 95 / 100 | 94 / 100 | 93 / 100 | 83 / 100 | 84 / 100 |
| STAAR Approaches / Meets / Masters | 91% / 72% / 43% | 91% / 71% / 42% | 88% / 65% / 36% | 76% / 48% / 21% | 78% / 52% / 24% |
| Student-Teacher Ratio | 15.6 : 1 | 14.9 : 1 | 15.3 : 1 | 14.8 : 1 | 16.2 : 1 |
| Total Student Enrollment | 22,500 | 67,200 | 94,500 | 31,800 | 189,900 |
| 2026–2027 Start Date | August 11, 2026 | August 12, 2026 | August 12, 2026 | August 12, 2026 | August 12, 2026 |
| Annual Instructional Minutes | 76,125 (≥ 75.6k min) | 76,125 (≥ 75.6k min) | 76,125 (≥ 75.6k min) | 76,125 (≥ 75.6k min) | 76,995 (≥ 75.6k min) |
| Spring Break Schedule | March 15 – March 19, 2027 | March 15 – March 19, 2027 | March 8 – March 12, 2027 | March 15 – March 19, 2027 | March 15 – March 19, 2027 |
Academic Schedule & Device Synchronization
Tomball Independent School District begins classes on August 11, 2026 and completes the 2026–2027 instructional year on May 21, 2027. Parents and faculty can sync official start dates, Thanksgiving, Winter, and Spring breaks directly into Google Calendar, Apple Calendar, or Outlook: