Schools in Zip Code 91103

Pasadena ZIP code 91103 has four schools—two elementary, one middle and one high—with 2,342 students total. In 2024–2025, the four-school averages were 34% in ELA, 19% in math and 21% in science, compared with California results of 49%, 37% and 33%. In 2025–2026, the three schools with scores averaged 32% in ELA, 21% in math and 22% in science, versus state results of 49%, 38% and 36%. The clearest area-wide finding is that every supplied school average was below the state result, with the largest average shortfall in math and the smallest in science.

Which school leads depends on the subject and year. In 2025–2026, John Muir High led ELA at 40%, while Washington Elementary STEM Magnet had 22%; Octavia E. Butler Magnet led math at 24% and science at 28%. John Muir was lowest in math at 15% and science at 19%. In 2024–2025, Washington led math at 24% and science at 29%, while John Muir led ELA at 43%; Alma Fuerte Public had the lowest result in all three subjects. John Muir also had a 96% graduation rate, above the state’s 88%.

For the same three schools, average proficiency fell from 2024–2025 to 2025–2026 by 6 points in ELA, 1 in math and 1 in science. Washington had the largest declines—11 points in ELA and 10 in science—while Butler improved by 2 points in math and 7 in science. SchoolDigger lists Butler and John Muir at 2 stars (33rd and 32nd percentiles) and Washington and Alma Fuerte at 1 star (14th and 15th percentiles). Student-teacher ratios in 2024–2025 ranged from 18.4 at Butler to 21.9 at John Muir; free/reduced-lunch eligible shares that year ranged from 70% at Butler to 86% at Washington. These are useful context, not explanations for scores. All-grades results span different grade levels, so they are broad rather than grade-matched comparisons.