Community prompt from u/allk12. Replies below.
Derfelt Herbert A ES
Test scores
Nevada SBAC 2024-25 . % ProficientWhat 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.
BeatsExpectations
Demographically-adjusted score · methodologyWhat 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%.
7-year change
SY 2017-18 vs SY 2024-25About 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 profileQuick facts
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