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#6727 of 9,539 schools in CA

Tierra Bonita Elementary

Elementary School · Eastside Union Elementary · Lancaster, CA

An Eastside Union Elementary elementary school where students score 3 points below what's typical for similar communities.

44820 North 27th St. East, Lancaster, CA 93535

  • Math 18% vs CA 38% (2024)
  • Reading 22% vs CA 45% (2024)
  • 25.7:1 student-teacher ratio

Academics

Full Profile · 3/3 metrics
Student Progress6.9Average50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data12
Annual Change-1.19 pts/yr
Data Period2009–2024
TrendDeclining
Academics4.5Below Average30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency18.3% (2024 CAASPP)
Reading/ELA Proficiency22.3% (2024 CAASPP)
Math vs. State Avg-27.4 pts
Reading vs. State Avg-20.5 pts
Overall Proficiency20% (2024 CAASPP, Math+ELA)
Expected (poverty-adj.)24% (model expectation from 2024 CAASPP)
vs. Expected-3.4 pts
Adjusted Percentile26th
Resources & Environment2.4Needs Improvement20%
Student-teacher ratio, district spending per student, and attendance.
View breakdown
Student-Teacher Ratio25.7:1
District spending per student$18,598
Chronic Absenteeism45.7%

Students at Tierra Bonita Elementary score 20% proficient, which is below what's typical for similar communities (expected: 24%).

How we calculate scores →

2024 CAASPP proficiency

Most recent published year. School vs. CA average.

Math Proficiency18%(2024 CAASPP)
School
State
38%(2024 CAASPP)
ELA Proficiency22%(2024 CAASPP)
School
State
45%(2024 CAASPP)

Trend

↓ Declining

Proficiency has fallen 11 points since 2018, to 20% in 2024, across a 16-year record (2009–2024).

Show all 12 years
2009
Math
34%
ELA
33%
2010
Math
48%
ELA
36%
2011
Math
46%
ELA
37%
2012
Math
43%
ELA
35%
2014
Math
17%
ELA
22%
2015
Math
23%
ELA
28%
2016
Math
27%
ELA
27%
2017
Math
28%
ELA
36%
2018
Math
24%
ELA
38%
2019
Math
24%
ELA
38%
2022
Math
16%
ELA
26%
2024
Math
18%
ELA
22%

Multi-year averages used by the rating model: math 26% (multi-year average, 2009-2024) · reading/ELA 29% (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

90%

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 Tierra Bonita 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 14Car-Dependent
  • Bike 40Somewhat Bikeable
  • City Safety: High2,788/100K

Powered byWalk Score

FBI Uniform Crime Reporting · 2024 · city context (Lancaster), 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

$65,989

Median home value

$336,200

Median rent

$1,650/mo

College educated

14.2%

Homeownership

65%

Poverty rate

15.6%

ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 93535; this is area context, not an attendance boundary.

Compare nearby

Nearby same-level schools

4 from a 5-mile search; district fallback available

SchoolScoreGradesDistanceEnrollmentCompare
Eastside Academy/transitional Learning CenterEnrollment path unverifiedNot ratedK–80.3 mi9Compare →
Columbia ElementaryEnrollment path unverified4.1K–60.8 mi678Compare →
DiscoveryEnrollment path unverified3.6K–51.0 mi699Compare →
Enterprise ElementaryEnrollment path unverified5.7K–61.3 mi623Compare →

Distance is proximity only; it is not attendance eligibility.

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

Eastside Union Elementary

Schools in district
6
Rank in district
#2 of 5
District spending per student
$18,598NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
18.5%Census SAIPE · 2024

Tierra Bonita Elementary is listed in Eastside Union Elementary; a district label does not verify attendance for an address.

About Tierra Bonita Elementary

Tierra Bonita Elementary is a public elementary school in Lancaster, CA, part of Eastside Union Elementary, serving approximately 668 students in grades Kindergarten-6th with a 25.7:1 student-teacher ratio. It holds a MySchoolScout rating of 5.3 out of 10 and ranks #6,727 of 9,539 schools in CA. State assessment records show 26% math proficiency (multi-year average, 2009-2024) and 29% reading/ELA proficiency (multi-year average, 2009-2024).

Frequently asked questions

Common questions about Tierra Bonita Elementary

What grades does Tierra Bonita Elementary serve?

Tierra Bonita Elementary serves students in grades Kindergarten through 6th.

How many students attend Tierra Bonita Elementary?

Tierra Bonita Elementary has an enrollment of approximately 668 students.

What is the student-teacher ratio at Tierra Bonita Elementary?

The student-teacher ratio at Tierra Bonita Elementary is 25.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Tierra Bonita Elementary rank in CA?

Tierra Bonita Elementary ranks #6,727 of 9,539 schools in CA.

What is Tierra Bonita Elementary's MySchoolScout rating?

Tierra Bonita Elementary has a current MySchoolScout rating of 5.3 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 Tierra Bonita Elementary?

Based on loaded state assessment records, Tierra Bonita Elementary has 26% math proficiency (multi-year average, 2009-2024) and 29% reading/ELA proficiency (multi-year average, 2009-2024).

Is Tierra Bonita Elementary a charter school?

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

Is Tierra Bonita Elementary a Title I school?

No, Tierra Bonita Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Tierra Bonita Elementary?

90.0% of students at Tierra Bonita 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 – 6th
Enrollment
668
Student-Teacher Ratio
25.7:1
Teachers (FTE)
26
Type
regular
Setting
Large Suburb
County
Los Angeles County
Chronic Absenteeism (SY 2022-23)
45.7%
Area population (ZIP 93535)
80,478
Area average commute
33.5 min
Area median age
31.9
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 93535; 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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