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Armstrong Elementary vs Quail Summit Elementary

Quail Summit Elementary has a higher overall rating of 5.5/10 compared to 4.5/10. Quail Summit Elementary is significantly larger with 718 students, about 2.9× the size of Armstrong Elementary (249). In math proficiency, Quail Summit Elementary leads at 79.0%.

Attendance data is under correction. A public school's existing Resources & Environment score and overall rating shown here may still reflect an unverified attendance input.

Armstrong Elementary

Diamond Bar, CA

4.5/10
Elementary SchoolKindergarten – 6th

249 students

Quail Summit Elementary

Diamond Bar, CA

5.5/10
Elementary SchoolKindergarten – 5th

718 students

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Ratings Comparison

MetricArmstrong ElementaryQuail Summit Elementary
Overall Rating4.5 / 105.5 / 10
Academic Score6.79.7
Growth Score2.03.5
Diversity Index——
Free/Reduced Lunch69.1%28%
Environment Score7.34.4
State Rank#8,454 of 9,557#6,835 of 9,557
State Percentile12th29th

Test Scores

SubjectArmstrong ElementaryQuail Summit Elementary
Math Proficiency42.0%79.0%
Math (State Avg)——
ELA Proficiency67.0%81.0%
ELA (State Avg)——

School Details

DetailArmstrong ElementaryQuail Summit Elementary
TypeElementary SchoolElementary School
GradesKindergarten – 6thKindergarten – 5th
Enrollment249718
Student-Teacher Ratio20.8:126.6:1
Free/Reduced Lunch69.1%28.0%
DistrictPomona UnifiedWalnut Valley Unified
CityDiamond BarDiamond Bar

Neighborhood

MetricDiamond Bar (91765)Diamond Bar (91765)
Median Household Income$104,737$104,737
Median Home Value$878,900$878,900
Median Rent$2,395$2,395
College Educated (Bachelor's+)53.3%53.3%
Poverty Rate10.1%10.1%
Avg Commute34 min34 min
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