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Very Good

#238 of 691 schools in NV

Top 34% in state

Cortez Manuel J ES

Elementary School · Clark County · Las Vegas, NV

A Clark County elementary school where students score 4 points below what's typical for similar communities.

4245 E Tonopah Ave, Las Vegas, NV 89115

  • Math 30% vs NV 36% (2025)
  • Reading 32% vs NV 46% (2025)
  • 15.3:1 student-teacher ratio

Academics

Full Profile · 3/3 metrics
Student Progress8.0Excellent50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data14
Annual Change-1.86 pts/yr
Data Period2009–2025
TrendDeclining
Academics6.0Average30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency29.8% (2025 SBAC)
Reading/ELA Proficiency31.9% (2025 SBAC)
Math vs. State Avg-5.8 pts
Reading vs. State Avg-13.9 pts
Overall Proficiency31% (2025 SBAC, Math+ELA)
Expected (poverty-adj.)35% (model expectation from 2025 SBAC)
vs. Expected-4.0 pts
Adjusted Percentile43th
Resources & Environment7.1Very Good20%
Student-teacher ratio, district spending per student, and attendance.
View breakdown
Student-Teacher Ratio15.3:1
District spending per student$11,569
Chronic Absenteeism55.8%

Students at Cortez Manuel J ES score 31% proficient, which is below what's typical for similar communities (expected: 35%).

How we calculate scores →

2025 SBAC proficiency

Most recent published year. School vs. NV average.

Math Proficiency30%(2025 SBAC)
School
State
36%(2025 SBAC)
ELA Proficiency32%(2025 SBAC)
School
State
46%(2025 SBAC)

Trend

↑ Recovering

Proficiency declined earlier in the 17-year record (2009–2025), then recovered 21 points since 2020, reaching 31% in 2025.

Show all 14 years
2009
Math
46%
ELA
33%
2010
Math
54%
ELA
39%
2011
Math
61%
ELA
46%
2012
Math
51%
ELA
41%
2013
Math
44%
ELA
42%
2015
Math
15%
ELA
34%
2016
Math
30%
ELA
38%
2017
Math
28%
ELA
32%
2018
Math
31%
ELA
38%
2019
Math
31%
ELA
38%
2020*
Math
4%
ELA
15%
2021*
Math
4%
ELA
15%
2022
Math
8%
ELA
21%
2025
Math
30%
ELA
32%

Multi-year averages used by the rating model: math 31% (multi-year average, 2009-2025) · reading/ELA 33% (multi-year average, 2009-2025)

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Based on 28 test records from NV state assessments and EdFacts (NCES).

Equity & diversity

Shown separately, not included in the overall score

Free/reduced lunch

100%

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 Cortez Manuel J ES 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 Las Vegas map →

Getting around & local context

  • Walk 48Car-Dependent
  • Transit 41Some Transit
  • Bike 44Somewhat Bikeable

Powered byWalk Score

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

Median income

$49,648

Median home value

$258,900

Median rent

$1,294/mo

College educated

9.4%

Homeownership

35.5%

Poverty rate

25.9%

ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 89115; this is area context, not an attendance boundary.

Programs & students

Programs & Offerings

Gifted & Talented ProgramAvailable
This school offers a gifted and talented program for qualifying students.·CRDC via Urban Institute · SY 2021–22

Compare nearby

Nearby same-level schools

4 from a 5-mile search; district fallback available

SchoolScoreGradesDistanceEnrollmentCompare
Heard Lomie G ESEnrollment path unverified8.9PK–50.2 mi685Compare →
Diaz Ruben P ESEnrollment path unverified7.4PK–50.3 mi590Compare →
Earl Ira J ESEnrollment path unverified5.5PK–50.6 mi635Compare →
Futuro Academy ElementaryCharter · enrollment unverified7.4K–50.7 mi456Compare →

Distance is proximity only; it is not attendance eligibility.

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

Charter · enrollment unverified: Potential charter option; enrollment requirements have not been verified.

Clark County

Schools in district
383
Rank in district
#124 of 364
District spending per student
$11,569NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
15.1%Census SAIPE · 2024

Cortez Manuel J ES is listed in Clark County; a district label does not verify attendance for an address.

About Cortez Manuel J ES

Cortez Manuel J ES is a public elementary school in Las Vegas, NV, part of Clark County, serving approximately 613 students in grades Pre-K-5th with a 15.3:1 student-teacher ratio. It holds a MySchoolScout rating of 7.2 out of 10 and ranks #238 of 691 schools in NV. State assessment records show 31% math proficiency (multi-year average, 2009-2025) and 33% reading/ELA proficiency (multi-year average, 2009-2025).

Frequently asked questions

Common questions about Cortez Manuel J ES

What grades does Cortez Manuel J ES serve?

Cortez Manuel J ES serves students in grades Pre-K through 5th.

How many students attend Cortez Manuel J ES?

Cortez Manuel J ES has an enrollment of approximately 613 students.

What is the student-teacher ratio at Cortez Manuel J ES?

The student-teacher ratio at Cortez Manuel J ES is 15.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Cortez Manuel J ES rank in NV?

Cortez Manuel J ES ranks #238 of 691 schools in NV.

What is Cortez Manuel J ES's MySchoolScout rating?

Cortez Manuel J ES has a current MySchoolScout rating of 7.2 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 Cortez Manuel J ES?

Based on loaded state assessment records, Cortez Manuel J ES has 31% math proficiency (multi-year average, 2009-2025) and 33% reading/ELA proficiency (multi-year average, 2009-2025).

Is Cortez Manuel J ES a charter school?

No, Cortez Manuel J ES is not a charter school. It is a traditional public school operated by the local school district.

Is Cortez Manuel J ES a Title I school?

No, Cortez Manuel J ES is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Cortez Manuel J ES?

100.0% of students at Cortez Manuel J ES 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
Pre-K – 5th
Enrollment
613
Student-Teacher Ratio
15.3:1
Teachers (FTE)
40
Type
regular
Setting
Large Suburb
County
Clark County
Chronic Absenteeism (SY 2022-23)
55.8%
Area population (ZIP 89115)
66,773
Area average commute
26.9 min
Area median age
28.5
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 · 2025 SBAC · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2025 SBAC. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2025 SBAC · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2025 SBAC. 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 89115; this does not measure the attendance area.
Programs (AP/IB, athletics, gifted)
CRDC via Urban Institute · SY 2021–22 · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: SY 2021–22. A newer release may be available.

Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24

About our data · How we calculate scores

Related reading

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