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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
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
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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