26 public K-12 schools in Fullerton from NCES Common Core of Data: enrollment, grade span, demographics, and Civil Rights Data Collection statistics for every active campus.
26 public schools ranked by quality score. NCES CCD 2024-25 data.
The highest-ranked of Fullerton's 26 public schools is Troy High, scoring 33/100, against a city average of 40.7/100. Computed live across every Fullerton campus reporting to NCES.
How the Fullerton Public-School Landscape Breaks Down
Fullerton, CA enrolls 18,906 students across 26 public schools reporting to the National Center for Education Statistics. The average student-teacher ratio across the city is 24:1, and the composite quality score, derived from student-teacher ratio, counselor access, gifted-program availability, and CRDC attendance data, averages 40.7/100. Schools must report at least five campuses in a city to appear in this listing, which is why very small towns may redirect to the broader county or state view.
The most-resourced campus in Fullerton on this index is Troy High, at 33/100 on the Resource Investment Index with 2,504 enrolled students. What the index does and doesn't measure; click any school below for its full component breakdown.
Fullerton spans 3 districts, each filing its own NCES F-33 return, per-pupil spending can vary between neighbouring campuses. Sort the table below by enrollment, level, or district; click any school for its full profile.
Fullerton school enrollment varies 11× across entities
Fullerton school enrollment ranges from 236 students (lowest) to 2,504 students (highest), a spread of 2,268 students. That spread reflects typical urban portfolio variation between specialty programs and large neighbourhood schools. Per-school staffing, programme depth, and capital-renovation cycles often diverge inside the same city based on enrollment shape, a 200-student magnet runs a different operational model than a 2,000-student comprehensive high school.
Fullerton student-teacher ratio is 24.0:1 — high (typically associated with larger urban scale or staffing constraints that have widened the headcount gap)
student-teacher ratio is the simplest comparative metric but it does not capture the full picture: the ratio counts FTE classroom teachers against total enrollment, push-in specialists, English-language aides, special-education co-teachers, and counselors are not included in most reporting Higher values may reflect larger urban scale or recent resource constraints that have widened the gap.
Most racially and ethnically mixed schools in Fullerton
Ranked by the Simpson student-body diversity index (0-100) from NCES race and ethnicity data, where higher means a more evenly mixed student body. It measures mix, not quality.
The highest-ranked school in Fullerton is Troy High with a quality score of 33/100. There are 26 public schools in Fullerton with 18,906 total students.
How many schools are in Fullerton, CA? ▼
Fullerton has 26 public schools with a total enrollment of 18,906 students. Average student-teacher ratio: 24:1.
Data from NCES Common Core of Data (CCD) 2024-25 and Civil Rights Data Collection (CRDC) 2021-22. Quality scores based on student-teacher ratio,
counselor access, gifted programs, and attendance. Schools must have 5+ in the city to be listed.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the NCES Common Core of Data (CCD). Consult a qualified professional before making decisions based on this data.
Read our methodology, which explains how this data is sourced, computed, and verified.
