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SCHOOL COMMUNITY·CLARK COUNTY·NCES 320006000380

Derfelt Herbert A ES

1900 S Lisa Ln, Las Vegas, NV 89117 · (702) 799-4370 · Clark County
GRADES PK–05ELEMENTARY11-CITYTITLE IREGULAR SCHOOL553 STUDENTS
Enrollment
553
Elementary
DISTRICT 547 · STATE 480
Student : Teacher
15.4:1
36 FTE teachers
DISTRICT 15.9:1 · STATE 18.1:1
Free / Reduced Lunch
100%
553 students
DISTRICT 99% · STATE 85%
Community
1
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
37
Kindergarten
83
Grade 1
75
Grade 2
72
Grade 3
103
Grade 4
80
Grade 5
103
Student demographics
White
8415%
DISTRICT 19% · STATE 26%
Hispanic
22541%
DISTRICT 49% · STATE 46%
Black
13324%
DISTRICT 16% · STATE 12%
Asian
428%
DISTRICT 6% · STATE 6%
Two+
6211%
DISTRICT 8% · STATE 8%
Native American
41%
DISTRICT 0% · STATE 1%
Pacific Islander
31%
DISTRICT 2% · STATE 1%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
28351%
Female
27049%

Discussions

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Test scores

Nevada SBAC 2024-25 . % Proficient
English Language Arts
42.2%
NV avg 45.8% . -0.4pp since 2023
Math
34.1%
NV avg 35.6% . +2.9pp since 2023

What this means: On the Nevada SBAC, Nevada's statewide test, about 42 of every 100 students at this school read and write at grade level and about 34 of 100 do math at grade level. Across all Nevada schools, those numbers are about 46 and 36. Reading and writing scores have held steady since 2023, while math scores are up about 3 points.

Source: Nevada SBAC. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
34.4%
composite math + reading, all grades
Predicted
32.5%
based on NV schools with similar FRL share
Beats by
+1.9pp
above demographic expectation

What this means: About 34% of students here test proficient in math and reading, compared with the roughly 33% typical for Nevada schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Nevada's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
553
-57 (-9%) vs 2017
Student : Teacher
15.4:1
was 17.4:1
% White
15%
was 26%
% Hispanic
41%
was 37%
% Black
24%
was 13%
% Asian
8%
was 13%
Source: NCES Common Core of Data

About Derfelt Herbert A ES

Derfelt Herbert An ES, a medium-sized primary school in Las Vegas, Nevada, part of Clark County, instructs 553 students, covering grades pre-K through 5.

Clark County comprises 375 schools with combined enrollment of 301,622 students; Derfelt Herbert An ES is among them.

On demographics, Derfelt Herbert An ES records that the most-represented group is Hispanic (41%), with the rest of the student body spread across multiple groups. Beyond that, the school lists 24% Black, 15% White, 11% multiracial, 8% Asian. That is meaningfully more Hispanic than the county at large, where the share is closer to 32%.

Looking at school resources, Staff filings list 36 full-time-equivalent teachers, which works out to roughly 15.4:1 students per teacher. That figure is tighter than the state norm's 18.1:1 average. Roughly 100% of students at Derfelt Herbert An ES qualify for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

On a residual basis (actual vs predicted given the student mix), Derfelt Herbert An ES tracks the demographic baseline. The model predicts 32.5% given the school's FRL share; actual proficiency is 34.4%.

In the broader community, ACS estimates for Clark County put median household earnings sit near $76,472, about 28% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 10%. In all, Clark County runs 462 public schools (combined enrollment of about 360,225 students), of which Derfelt Herbert An ES is one.

Nearest neighbor: Jacobson Walter ES, around 0.9 miles off. Counting just inside five miles, 8 other public schools cluster around Derfelt Herbert An ES. Among the 8 schools in that immediate cluster with test data (this one included), Derfelt Herbert An ES ranks 7th on composite proficiency, behind the local average of 41.5%.

Geographically, the school is in a metropolitan area.

Looking at the recent track record. Derfelt Herbert An ES's enrollment has decreased 9% since 2018, when it stood at 610 (now 553). White enrollment moved from 26% to 15% across the same window. Class-load math has narrowed: from 17.4:1 in 2018 to 15.4:1 in 2025.

On this page, the page collects discussion, questions, and updates around science fair prep, picture-day reminders, and bus-route questions. Anyone with firsthand experience at this school can post or comment.

Clark County at a glance

View full county profile
Population
2,329,548
Census ACS
Median income
$76,472
Household, ACS
Bachelor's+
28%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
462
360,225 students

Quick facts

School name
Derfelt Herbert A ES
District
Clark County
Address
1900 S Lisa Ln, Las Vegas, NV 89117
Phone
(702) 799-4370
County
Clark County
Level
Elementary
Grade range
PK–05
Total enrollment
553
Teachers (FTE)
36
Student–teacher ratio
15.4:1
Free/Reduced lunch
553 (100%)
Locale
11-City: Large
NCES ID
320006000380
Charter school
No
Virtual school
No

Related schools

Other schools in Clark County
Other schools in Las Vegas
Nearby schools

Frequently asked questions

About Derfelt Herbert A ES
How many students attend Derfelt Herbert A ES?
Derfelt Herbert A ES enrolls approximately 553 students in grades PK-05.
What age range does Derfelt Herbert A ES serve?
Derfelt Herbert A ES serves students from grade PK through grade 05.
How many teachers does Derfelt Herbert A ES have?
Derfelt Herbert A ES employs 36 FTE teachers, for a student-to-teacher ratio of 15.4:1.
How diverse is Derfelt Herbert A ES?
Derfelt Herbert A ES reports a student body of 15% White, 41% Hispanic, 24% Black, 8% Asian, 11% Two or more.
Is Derfelt Herbert A ES public or private?
Derfelt Herbert A ES is a public K-12 school, overseen by Clark County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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