Third Street Elementary vs Arroyo Seco Museum Science

Third Street Elementary and Arroyo Seco Museum Science are both high-performing Los Angeles elementary schools, but Third Street Elementary edges ahead with an overall rating of 9.6/10 against Arroyo Seco Museum Science's 9.1/10 — a half-point gap that reflects a meaningful difference in California statewide rank. Third Street Elementary sits at #8 of 9,533 California schools, placing it among the state's absolute top tier, while Arroyo Seco Museum Science ranks #180 of 9,533 — still an exceptional result, but operating in a different performance stratum.

The academic and growth numbers sharpen the distinction. Third Street Elementary scores a perfect 10.0/10 on academics versus Arroyo Seco Museum Science's 9.0/10, a full point apart on a ten-point scale. The growth score tells a similar story: Third Street Elementary posts 9.9/10 while Arroyo Seco Museum Science earns 9.4/10. Both schools are producing strong student progress, but Third Street Elementary's near-perfect scores across both dimensions make it one of the most consistently high-performing elementary schools in the state.

The two schools differ substantially on demographics and classroom feel. Arroyo Seco Museum Science serves a higher-need population — 72% of students qualify for free or reduced lunch compared to 43% at Third Street Elementary — and achieves its strong results with that student mix, which speaks to real instructional effectiveness. Class sizes at Arroyo Seco Museum Science are modestly smaller, with a student-teacher ratio of 20.4:1 versus Third Street Elementary's 22.3:1. Third Street Elementary enrolls 691 students versus Arroyo Seco Museum Science's 428, making it a larger, more established campus community.

One structural difference matters for families planning ahead: Arroyo Seco Museum Science serves grades KG–08, keeping students through middle school without a transition, while Third Street Elementary covers only KG–05, requiring families to navigate a middle school placement at sixth grade. The schools sit 7.8 miles apart in Los Angeles, so for most families this is a deliberate choice rather than a proximity default.