Elementary school (grades K-5) · Rancho Cucamonga, CA

Los Amigos Elementary

Federal NCES profile for Los Amigos Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 16/100.

2024-25 NCES dataElementary school (grades K-5)NCES 061630001111
0/100100/10016/100
👥 S:T ratio
18
🌟 Gifted program
30
📋 Attendance
1
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →

The verdict

Los Amigos Elementary earns 16/100 on the Resource Investment Index, with class sizes near the California median.

#9 of 9
elementary schools in Rancho Cucamonga · Resource Index
16
Resource Index · Lower
20.4:1
students per teacher
63.8%
free-lunch eligible

Los Amigos Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.

By Resource Investment Index, Los Amigos Elementary ranks #9 of 9 elementary schools in Rancho Cucamonga, CA.

Enrollment

550

California · 2024-25 NCES data

Teachers (FTE)

27.0

Federal CCD staff survey

Students per teacher

20.4:1

vs 21.5:1 California avg

-5% vs state

Free-lunch eligible

63.8%

vs 55.5% California avg

+15% vs state

Student-teacher ratio in context

How Los Amigos Elementary compares with California and U.S. medians

At or below state median

Source: NCES Common Core of Data As of 2024-25 federal staff survey Total enrollment ÷ full-time-equivalent classroom teachers

What stands out at Los Amigos Elementary

Los Amigos Elementary is a higher-need, mid-sized elementary school in Rancho Cucamonga, California, enrolling 550 students.

Class sizes run a bit leaner than typical: 20.4:1 puts it in the smaller third of California schools by student-teacher ratio.

Its free-meal eligibility rate of 63.8% lands close to the California typical range, neither a high- nor low-need campus by this measure.

With 550 students, its enrollment sits close to the California median campus size.

Its Resource Investment Index lands in the lower third of 9,998 scored California schools.

Among 2,013 similarly sized, similarly resourced-need California schools statewide, it ranks #1,582, in the lower tier once campus size and economic need are matched.

Its student body is led by Hispanic or Latino (78%) and African American (11%) (diversity index 38/100).

Chronic absenteeism is elevated: 39.8% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).

Among Rancho Cucamonga's elementary schools, it stands alongside Ruth Musser Middle (941 students): Los Amigos Elementary is smaller than that campus by headcount and runs leaner classes (20.4:1 vs 23:1).

Cucamonga Elementary also operates Rancho Cucamonga Middle (770 students) and Ontario Center (585 students) alongside Los Amigos Elementary.

Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.

Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25

How Los Amigos Elementary compares

Los Amigos Elementary on the metrics families compare, against California and U.S. means.

Metric This school vs California California avg U.S. avg
Students per teacher 20.4:1 ▼ 5% 21.5:1 15.7:1
Free-lunch eligible 63.8% ▲ 15% 55.5% 51.7%
Enrollment 550 top 38% - -

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

20.4:1
Leaner classes than 15% of US schools, heavier class loads than most.
550
Bigger than 68% of US schools by enrollment, mid-sized for the country.

Equity indicators (what these measure)

Economic need
63.8%
free-lunch eligible - 15% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
20.4:1
students per teacher - 5% below state mean
Top 38% in California - lower ratio than 62% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
39.8%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$17,081
per pupil, district-wide - above California avg of $16,509
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
4
in-school suspensions + 3 out-of-school
Suspension rate: 0.7 per 100 students. Combined in-school and out-of-school rate: 1.3 per 100 students. Reported via the Civil Rights Data Collection.

Overview

  • Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
  • Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
  • F-33 School District Finance Survey: the district-wide per-pupil spending figures below.

Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.

Student demographics

Hispanic or Latino 77.5%
African American 10.9%
Asian 5.6%
White 3.3%
Two or More 2.0%
Native Hawaiian / Pacific Islander 0.5%
American Indian / Alaska Native 0.2%

Largest group: Hispanic or Latino at 77.5% of enrollment.

Student-body diversity index 38.3/100

Simpson diversity index - at 38.3, Los Amigos Elementary is less mixed than the California school average of 46.0.

Programs

Funding & spending

District-wide per-pupil expenditure for Cucamonga Elementary, which includes Los Amigos Elementary.

$17,081
Per student
+3%
vs California
Avg $16,509
+3%
vs U.S.
Avg $16,593
Revenue mix
Local 76.4%
State 13.3%
Federal 10.3%

Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.

How Los Amigos Elementary Compares to District-Mates

School Enrollment Economic Profile Student-Teacher Ratio
Rancho Cucamonga Middle Larger Similar economic need Lower S:T ratio
Ontario Center Similar size Similar economic need Higher S:T ratio
Cucamonga Elementary Similar size Similar economic need Similar S:T ratio

Comparisons are relative to Los Amigos Elementary's own figures; each column derives from NCES Common Core of Data.

Other Schools in This District

Cucamonga Elementary · 3 sibling schools

View district profile

Similar elementary schools in Rancho Cucamonga

6 comparable elementary schools (grades K-5) serving the same city.

Similar elementary schools statewide

Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.

Next steps

Verify locally before acting on Los Amigos Elementary's federal record.

Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.

Frequently asked questions about Los Amigos Elementary

How many students attend Los Amigos Elementary?

Los Amigos Elementary has 550 students enrolled. It is an elementary school in Rancho Cucamonga, CA.

What is the student-teacher ratio at Los Amigos Elementary?

The student-teacher ratio at Los Amigos Elementary is 20.4:1, which is 5% lower than the California average of 21.5:1 and 30% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.

What percentage of students receive free lunch at Los Amigos Elementary?

63.8% of students at Los Amigos Elementary are eligible for free lunch, compared to the California average of 55.5%.

What is the racial and ethnic makeup of Los Amigos Elementary?

The largest demographic group at Los Amigos Elementary is Hispanic or Latino at 77.5% of enrollment, in Rancho Cucamonga, CA.

What is the Resource Investment Index for Los Amigos Elementary?

Los Amigos Elementary has a Resource Investment Index of 16/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).

How does Los Amigos Elementary rank among elementary schools in Rancho Cucamonga?

By Resource Investment Index, Los Amigos Elementary ranks #9 of 9 elementary schools in Rancho Cucamonga, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Rancho Cucamonga on the city page.

Is Los Amigos Elementary a good school?

Los Amigos Elementary earns 16/100 on the Resource Investment Index, with class sizes near the California median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.

What other schools are in Cucamonga Elementary?

Besides Los Amigos Elementary, Cucamonga Elementary also operates Rancho Cucamonga Middle (770 students), Ontario Center (585 students), and Cucamonga Elementary (452 students). See the Cucamonga Elementary district page for the complete list.

Source: National Center for Education Statistics (NCES) CCD + Public School Universe (2024-25), CRDC (2021-22), F-33 District Finance Survey (FY 2021-22) · 2024-25 Data as of the 2024-25 school year. Coverage from U.S. Department of Education NCES Common Core of Data. Varies by entity type; administrative districts and certain charter networks may report only a subset of fields.

All federal data sources used on this page

Full source list and how we compute each figure: methodology page.

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Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.