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Excellent

#895 of 9,539 schools in CA

Top 9% in state

Quail Summit Elementary

Elementary School · Walnut Valley Unified · Diamond Bar, CA

A Walnut Valley Unified elementary school where students score 23 points above what's typical for similar communities.

23330 East Quail Summit Dr., Diamond Bar, CA 91765

  • Math 83% vs CA 39% (2024)
  • Reading 81% vs CA 45% (2024)
  • 26.6:1 student-teacher ratio

Academics

Full Profile · 3/3 metrics
Student Progress9.3Excellent50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data13
Annual Change-0.05 pts/yr
Data Period2009–2024
TrendStable
Academics9.8Excellent30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency82.7% (2024 CAASPP)
Reading/ELA Proficiency81.3% (2024 CAASPP)
Math vs. State Avg+37 pts
Reading vs. State Avg+38.5 pts
Overall Proficiency82% (2024 CAASPP, Math+ELA)
Expected (poverty-adj.)59% (model expectation from 2024 CAASPP)
vs. Expected+23.4 pts
Adjusted Percentile97th
Resources & Environment4.4Below Average20%
Student-teacher ratio, district spending per student, and attendance.
View breakdown
Student-Teacher Ratio26.6:1
District spending per student$13,971
Chronic Absenteeism7%

Students at Quail Summit Elementary score 82% proficient, which is above what's typical for similar communities (expected: 59%).

How we calculate scores →

2024 CAASPP proficiency

Most recent published year. School vs. CA average.

Math Proficiency83%(2024 CAASPP)
School
State
39%(2024 CAASPP)
ELA Proficiency81%(2024 CAASPP)
School
State
45%(2024 CAASPP)

Trend

→ Steady

Proficiency has held near 82% across the 16-year record (2009–2024).

Show all 13 years
2009
Math
86%
ELA
84%
2010
Math
91%
ELA
85%
2011
Math
91%
ELA
87%
2012
Math
92%
ELA
85%
2013
Math
25%
ELA
25%
2014
Math
78%
ELA
78%
2015
Math
83%
ELA
82%
2016
Math
81%
ELA
77%
2017
Math
82%
ELA
78%
2018
Math
79%
ELA
81%
2019
Math
79%
ELA
81%
2022
Math
75%
ELA
79%
2024
Math
83%
ELA
81%

Multi-year averages used by the rating model: math 80% (multi-year average, 2009-2024) · reading/ELA 78% (multi-year average, 2009-2024)

Based on 32 test records from CA state assessments and EdFacts (NCES).

Equity & diversity

Shown separately, not included in the overall score

Free/reduced lunch

28%

Students qualifying for federal meal assistance

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

See how we rate

The neighborhood

Where Quail Summit Elementary sits, and what the surrounding area looks like.

Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the Los Angeles map →

Getting around & local context

  • Walk 72Very Walkable
  • Bike 35Somewhat Bikeable
  • City Safety: High1,946/100K

Powered byWalk Score

FBI Uniform Crime Reporting · 2024 · city context (Diamond Bar), not school-level safety or attendance eligibility. Source details

Source period: 2024. Freshness not available.

Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)

Median income

$104,737

Median home value

$878,900

Median rent

$2,395/mo

College educated

53.3%

Homeownership

77.2%

Poverty rate

10.1%

ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 91765; this is area context, not an attendance boundary.

Compare nearby

Nearby same-level schools

4 from a 5-mile search; district fallback available

SchoolScoreGradesDistanceEnrollmentCompare
Maple Hill ElementaryEnrollment path unverified8.6K–50.8 mi561Compare →
Mt Calvary LutheranPrivate · tuitionNot ratedK–81.4 mi186Compare →
Mt Calvary Lutheran SchoolPrivate · tuition6.2privatePK–81.4 mi154Compare →
Guide AcademyPrivate · tuition5.9privatePK–91.5 mi38Compare →

Distance is proximity only; it is not attendance eligibility.

Enrollment path unverified: Potential public school; its attendance or application path has not been classified.

Private · tuition: Potential private option; tuition and admission requirements have not been verified.

Public and private scores come from different models and are shown side by side, not blended into one ranking.

Walnut Valley Unified

Schools in district
15
Rank in district
#3 of 15
District spending per student
$13,971NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
10.1%Census SAIPE · 2024

Quail Summit Elementary is listed in Walnut Valley Unified; a district label does not verify attendance for an address.

About Quail Summit Elementary

Quail Summit Elementary is a public elementary school in Diamond Bar, CA, part of Walnut Valley Unified, serving approximately 718 students in grades Kindergarten-5th with a 26.6:1 student-teacher ratio. It holds a MySchoolScout rating of 8.5 out of 10 and ranks #895 of 9,539 schools in CA. State assessment records show 80% math proficiency (multi-year average, 2009-2024) and 78% reading/ELA proficiency (multi-year average, 2009-2024).

Frequently asked questions

Common questions about Quail Summit Elementary

What grades does Quail Summit Elementary serve?

Quail Summit Elementary serves students in grades Kindergarten through 5th.

How many students attend Quail Summit Elementary?

Quail Summit Elementary has an enrollment of approximately 718 students.

What is the student-teacher ratio at Quail Summit Elementary?

The student-teacher ratio at Quail Summit Elementary is 26.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Quail Summit Elementary rank in CA?

Quail Summit Elementary ranks #895 of 9,539 schools in CA.

What is Quail Summit Elementary's MySchoolScout rating?

Quail Summit Elementary has a current MySchoolScout rating of 8.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Quail Summit Elementary?

Based on loaded state assessment records, Quail Summit Elementary has 80% math proficiency (multi-year average, 2009-2024) and 78% reading/ELA proficiency (multi-year average, 2009-2024).

Is Quail Summit Elementary a charter school?

No, Quail Summit Elementary is not a charter school. It is a traditional public school operated by the local school district.

Is Quail Summit Elementary a Title I school?

No, Quail Summit Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Quail Summit Elementary?

28.0% of students at Quail Summit Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

School factsNCES Common Core of Data (CCD) (SY 2023–24)

Grades
Kindergarten – 5th
Enrollment
718
Student-Teacher Ratio
26.6:1
Teachers (FTE)
27
Type
regular
Setting
Large Suburb
County
Los Angeles County
Chronic Absenteeism (SY 2022-23)
7.0%
Area population (ZIP 91765)
44,779
Area average commute
34 min
Area median age
45.7
About this school's data

Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.

School directory (enrollment, grades, staff, contact)
NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
  • Source period: SY 2023–24. A newer release may be available.
MySchoolScout rating and rank
MySchoolScout ranking model · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
Math proficiency
State department of education · 2024 CAASPP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2024 CAASPP. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2024 CAASPP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2024 CAASPP. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Student progress (growth)
NCES EdFacts · Mixed source periods · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Available for part of the eligible units; results may not represent the full area.
  • Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
Neighborhood (income, housing, education)
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
  • Older source: ACS 2019–2023 5-year estimates. Use as historical context.
  • Reported for the ZCTA for ZIP 91765; this does not measure the attendance area.

Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2024; directory SY 2023–24

About our data · How we calculate scores

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