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JCS - Mountain Oaks District


At a glance
101stof 1,543 California districts▲ 40
Better than 93% of California districts
Elementary 1Grades K-8
539 Encinitas Blvd.
Encinitas, CA 92024-3748
·(760) 632-4989·All California district rankings →
Statewide performance 2019–2025
2025: better than 93.5% of districts
1
School
255
Students
Top rankedJCS - Mountain Oaks861st of 5,857 California elementary schools
Biggest riser
JCS - Mountain Oaks up 189 spots statewide this year
Summary:

The JCS - Mountain Oaks District in Encinitas, California, consists of a single high-performing charter school, JCS - Mountain Oaks, which serves 255 students in grades K-8.

JCS - Mountain Oaks stands out as an exceptional school, consistently ranking in the top 15% of all California schools. Its students significantly outperform state averages in every subject, with math scores over 30 points higher and English scores over 24 points higher than the state. The school has maintained 4 or 5-star ratings for the past three years, and the district itself ranks in the 93rd percentile statewide, indicating sustained excellence.

Key factors in the school's success include an exceptionally low chronic absenteeism rate of just 2.2%, far below the state average, and a favorable student-teacher ratio of 16-to-1. While there is a slight dip in test scores in 8th grade compared to 7th, overall academic growth from grade to grade is strong. The school achieves these outstanding results with a diverse student population and per-student spending that is efficient relative to the exceptional outcomes delivered.

Ranking:
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E Elementary M Middle H High A Alternative P Private





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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the California Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.





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