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SCHOOL COMMUNITY·SCHOOL DISTRICT NO. 1 IN THE COUNTY OF DENVER AND STATE OF C·NCES 080336000424

Castro Elementary School

845 SOUTH LOWELL BOULEVARD, DENVER, CO 80219 · (720) 424-8990 · Denver County
GRADES KG–05ELEMENTARY11-CITYTITLE IREGULAR SCHOOL241 STUDENTS
Enrollment
241
Elementary
DISTRICT 423 · STATE 379
Student : Teacher
13.6:1
18 FTE teachers
DISTRICT 15.2:1 · STATE 16.6:1
Free / Reduced Lunch
92%
221 students
DISTRICT 68% · STATE 50%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
43
Grade 1
31
Grade 2
39
Grade 3
35
Grade 4
45
Grade 5
48
Student demographics
White
52%
DISTRICT 25% · STATE 49%
Hispanic
20786%
DISTRICT 53% · STATE 37%
Black
125%
DISTRICT 13% · STATE 5%
Asian
73%
DISTRICT 3% · STATE 3%
Two+
31%
DISTRICT 5% · STATE 5%
Pacific Islander
73%
DISTRICT 1% · STATE 0%
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
11246%
Female
12954%

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Test scores

CMAS 2024-25 . % Met or Exceeded Expectations
English Language Arts
8.4%
CO avg 44.9% . -0.6pp since 2023
Math
14.7%
CO avg 36.1% . +6.2pp since 2023

What this means: On the CMAS, Colorado's statewide test, about 8 of every 100 students at this school read and write at grade level and about 15 of 100 do math at grade level. Across all Colorado schools, those numbers are about 45 and 36. Reading and writing scores have held steady since 2023, while math scores are up about 6 points.

Source: CMAS. 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
14.7%
composite math + reading, all grades
Predicted
11.1%
based on CO schools with similar FRL share
Beats by
+3.6pp
above demographic expectation

What this means: About 15% of students here test proficient in math and reading, compared with the roughly 11% typical for Colorado 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 Colorado'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
241
-143 (-37%) vs 2017
Student : Teacher
13.6:1
was 13.0:1
% White
2%
was 2%
% Hispanic
86%
was 88%
% Black
5%
was 5%
% Asian
3%
was 5%
Source: NCES Common Core of Data

About Castro Elementary School

Castro Elementary School, a tight-knit elementary campus in DENVER, Colorado, operated by School District No. 1 in the county of Denver and State of C, caters to 241 students, covering grades K through 5. By comparison, Colorado's public schools average about 379 students each, so Castro Elementary School sits 36% leaner than that benchmark.

Across the 198 schools in School District No. 1 in the county of Denver and State of C (90,471 students total), Castro Elementary School accounts for its share of the district's footprint.

On demographics, Castro Elementary School shows that the student body is overwhelmingly Hispanic (86%). Other groups include 5% Black, 3% Asian, 3% Pacific Islander, 2% White. That is meaningfully more Hispanic than the county at large, where the share is closer to 28%.

On the income-and-resources front, Castro Elementary School lists 18 full-time-equivalent teachers, putting the student-to-teacher ratio at about 13.6:1. Statewide, the average ratio sits near 16.6:1, putting Castro Elementary School tighter than the state norm the norm. Roughly 92% of students at Castro Elementary School qualify for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. Set against Denver County (around 63%), the school's rate is north of typical.

Adjusting for the school's free-and-reduced-lunch share, Castro Elementary School tracks the demographic baseline. The model predicts 11.1% given the school's FRL share; actual proficiency is 14.7%.

In the broader community, the surrounding county (Denver County) shows that the typical household earns roughly $94,718 per year, 57% of adults hold a bachelor's degree or higher, and roughly 8% of residents live below the federal poverty line. In all, Denver County runs 206 public schools (combined enrollment of about 91,233 students), of which Castro Elementary School is one.

Nearest neighbor: Kepner Beacon Middle School, around 0.4 miles off. Counting just inside five miles, 8 other public schools cluster around Castro Elementary School. Ranking that nearby cluster on reported proficiency puts Castro Elementary School at 5th of 7; the average score across the group is 13.9%.

Castro Elementary School operates from an urban location.

Over the past 7-year window. Looking back 7 years, enrollment at Castro Elementary School has edged down 37%, going from 384 students in 2018 to 241 in 2025.

On this page, posts here usually surface around fundraisers, lost-and-found posts, and report-card season. Anyone with firsthand experience at this school can post or comment.

Denver County at a glance

View full county profile
Population
718,877
Census ACS
Median income
$94,718
Household, ACS
Bachelor's+
57%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
206
91,233 students

Quick facts

School name
Castro Elementary School
District
School District No. 1 in the county of Denver and State of C
Address
845 SOUTH LOWELL BOULEVARD, DENVER, CO 80219
Phone
(720) 424-8990
County
Denver County
Level
Elementary
Grade range
KG–05
Total enrollment
241
Teachers (FTE)
18
Student–teacher ratio
13.6:1
Free/Reduced lunch
221 (92%)
Locale
11-City: Large
NCES ID
080336000424
Charter school
No
Virtual school
No

Related schools

Other schools in School District No. 1 in the county of Denver and State of C
Other schools in DENVER
Nearby schools

Frequently asked questions

About Castro Elementary School
How large is Castro Elementary School?
Castro Elementary School enrolls approximately 241 students in grades KG-05.
Is Castro Elementary School an elementary, middle, or high school?
Castro Elementary School is an elementary school covering grades KG-05.
What is the student-teacher ratio at Castro Elementary School?
The student-to-teacher ratio at Castro Elementary School is approximately 13.6:1 (18 FTE teachers).
What is the student diversity at Castro Elementary School?
Student demographics at Castro Elementary School are roughly 2% White, 86% Hispanic, 5% Black, 3% Asian, 1% Two or more.
What district is Castro Elementary School in?
Castro Elementary School is part of School District No. 1 in the county of Denver and State of C.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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