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Golden Plains Unified


At a glance
1370thof 1,530 California districts▲ 30
Better than 10% of California districts
22000 Nevada St.
San Joaquin, CA 93660
·(559) 210-5801·All California district rankings →
Statewide performance 2018–2026
2026: better than 10.5% of districts
6
Schools
1,351
Students
Top rankedTranquillity High1230th of 2,135 California high schools
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Biggest riser
San Joaquin Elementary up 633 spots statewide this year
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Smallest classes
Tranquillity High 14.4 students per teacher
Summary:

Golden Plains Unified has six schools serving students from elementary through high school: four K–8 schools and two high schools, with reported enrollment totaling 1,351. Across schools with reported 2025–2026 results, average proficiency was 33% in ELA, 25% in math and 14% in science, compared with California averages of 49%, 38% and 36%. The clearest area-wide concern is that proficiency averages trail the state in every subject, especially science, by 22 percentage points.

Helm Elementary is the ELA standout: 56% proficiency, 7 points above the state and 29 points above the other reported schools’ average. At the other end, San Joaquin Elementary had the lowest ELA result, 20%—16 points below its peers’ average and 29 below the state. Tranquillity High led reported math and science, at 31% and 19%, respectively, but remained 7 and 17 points below state rates. Tranquillity Elementary had the lowest math and science results: 16% and 8%, respectively. Cantua Elementary offers a grade-level bright spot: its eighth-grade ELA rate was 50%, just above the state’s 49%.

Recent changes are mixed: average math and science results rose by 7 and 8 points from 2024–2025 to 2025–2026, while ELA was nearly flat. Helm’s ELA result rose 16 points, while Tranquillity High’s fell 9. SchoolDigger ranks the district 879th of 968 districts, at the 9th percentile with zero stars; its school rankings show Tranquillity High rising from the 19th to the 42nd percentile between 2023–2024 and 2025–2026, while San Joaquin was at the 14th percentile in both years. School size and ratios vary, too: Helm has 60 students and an 11.7 student-teacher ratio, while San Joaquin has 518 students and a 21.2 ratio; these are context, not explanations for results. Income measures also differ: in 2024–2025, Helm reported 93% free/reduced lunch eligible, San Joaquin 96% and Tranquillity Elementary 88%; Cantua reported 67% directly certified for free meals, a different measure. Tranquillity High combines a 99% graduation rate with below-state test results, while chronic absenteeism was 33% at San Joaquin, 29% at Tranquillity High and 100% at Rio Del Rey High (Continuation), compared with 18% statewide.

Ranking:
Map legend
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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