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Elementary Schools in Diamond Bar, California

7 schools ranked by our 6-dimension composite score — exceeded vs. met standard, growth, absenteeism, suspension, and baseline proficiency.

How Diamond Bar schools compare

Diamond Bar's 7 ranked elementary schools average a composite score of 63.2 — 17.7 points above the California state average of 45.5. Scores range from 45.3 to 76.8, a 31.6-point spread.

The top-ranked school is Maple Hill Elementary with a composite of 76.8 and 60.7% of students exceeding standard.

High-ceiling schools: Diamond Bar schools average 41.5% exceeding standard — well above the statewide average of 21.0%. These schools aren't just getting students to proficiency, they're pushing them further.

Chronic absenteeism in Diamond Bar averages 9.2%, which is above the state average of 18.7%.

Avg Composite
63.2
State avg: 45.5
Score Range
31.6
45.3 – 76.8
Avg Exceeded %
41.5%
State avg: 21.0%
Schools Ranked
7
With composite scores
# School County Score Exceeded Met+ Absent Susp.
1 Maple Hill Elementary
Walnut Valley Unified
Los Angeles 76.8 60.7% 82.6% 3.7% 0.0%
2 Quail Summit Elementary
Walnut Valley Unified
Los Angeles 72.5 52.3% 79.3% 6.4% 0.4%
3 Pantera Elementary
Pomona Unified
Los Angeles 69.2 52.4% 78.1% 3.8% 0.0%
4 Evergreen Elementary
Walnut Valley Unified
Los Angeles 67.0 47.2% 72.0% 5.1% 0.0%
5 Castle Rock Elementary
Walnut Valley Unified
Los Angeles 64.3 43.0% 71.1% 6.4% 0.1%
6 Armstrong Elementary
Pomona Unified
Los Angeles 47.5 18.1% 39.2% 21.3% 1.8%
7 Golden Springs Elementary
Pomona Unified
Los Angeles 45.3 17.1% 49.1% 17.6% 1.0%