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SCHOOL COMMUNITY·BOULDER VALLEY SCHOOL DISTRICT NO. RE2·NCES 080249000109

Columbine Elementary School

3130 REPPLIER DRIVE, BOULDER, CO 80304 · (720) 561-2500 · Boulder County
GRADES PK–05ELEMENTARY12-CITYTITLE IREGULAR SCHOOL369 STUDENTS
Enrollment
369
Elementary
DISTRICT 352 · STATE 379
Student : Teacher
14.9:1
25 FTE teachers
DISTRICT 15.7:1 · STATE 16.6:1
Free / Reduced Lunch
73%
270 students
DISTRICT 30% · STATE 50%
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, 2024-25

GradeStudentsShare
Pre-K267%
Kindergarten5214%
Grade 15214%
Grade 25916%
Grade 35916%
Grade 45916%
Grade 56217%

This year's kindergarten class (52) is 16% smaller than its 5th grade class (62).

Student demographics
49%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 53% · STATE 62% · US 70%
White
9526%
DISTRICT 65% · STATE 49% · US 43%
Hispanic
24566%
DISTRICT 21% · STATE 37% · US 30%
Black
62%
DISTRICT 1% · STATE 5% · US 15%
Asian
92%
DISTRICT 6% · STATE 3% · US 6%
Two+
134%
DISTRICT 7% · STATE 5% · US 5%
Native American
10%
DISTRICT 0% · STATE 1% · US 1%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
19653%
Female
17347%

Discussions

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Test scores

CMAS 2024-25 . % Met or Exceeded Expectations
English Language Arts
35.2%
CO avg 44.9% . -5.2pp since 2023
Math
28.2%
CO avg 36.1% . +7.4pp since 2023

What this means: On the CMAS, Colorado's statewide test, about 35 of every 100 students at this school read and write at grade level and about 28 of 100 do math at grade level. Across all Colorado schools, those numbers are about 45 and 36. Reading and writing scores are down about 5 points since 2023, while math scores are up about 7 points.

CMAS results by year

School yearEnglish Language ArtsMath
2024-2535.2%28.2%
2023-2440.4%20.8%
% Met or Exceeded Expectations, all students and all tested grades.
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
29.3%
composite math + reading, all grades
Predicted
22.4%
based on CO schools with similar FRL share
Beats by
+6.9pp
above demographic expectation

What this means: About 29% of students here test proficient in math and reading, compared with the roughly 22% 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 →

Schools most like Columbine Elementary School

Columbine Elementary School's state test result (29.3% proficient) is higher than 3 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Columbine Elementary School this school36973.2%29.3%
Fisher's Peak Elementary School
TRINIDAD
39375.3%29.1%
Westview Elementary School
NORTHGLENN
40271.6%22.6%
Irish Elementary School
FORT COLLINS
36571.2%30.9%
Sunset Park Elementary School
PUEBLO
42575.8%29.5%
Centennial Elementary School
BROOMFIELD
29376.1%19.2%
Matched among Colorado elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Columbine Elementary School ranks

Among elementary schools
MeasureThis schoolIn ColoradoIn Boulder County
State test proficiency
ranked highest first
29.3%#596 of 931#39 of 46
Math proficiency
ranked highest first
28.2%#569 of 940
▲ 107
#41 of 48
▲ 2
Reading proficiency
ranked highest first
35.2%#575 of 946
▼ 78
#41 of 48
▼ 1
Enrollment
ranked largest first
369#512 of 1,056#22 of 52
Students per teacher
ranked fewest first
14.9:1#371 of 896#16 of 47
Diversity index
ranked most diverse first
49.1%#482 of 896#16 of 47
Free and reduced lunch
ranked highest share first
73.2%#236 of 983#8 of 48
Enrollment change since 2017-18
ranked steepest decline first
-31.3%#95 of 664#5 of 44
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
369
-63 (-15%) vs 2020
-45% since 1990-91, when it was 667
Student : Teacher
14.9:1
was 13.1:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2536924.714.9:173% (270)
2023-2439424.716.0:168% (268)
2022-2340530.813.2:164% (260)
2020-214323313.1:156% (244)
2017-1853735.415.2:155% (295)
2015-165383515.4:163% (340)
2010-114243512.1:168% (288)
2000-013542613.6:161% (216)
1990-916673320.2:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Columbine Elementary School.

Since 2017-18: students down 31% (537 to 369); teachers down 30% (35.4 to 24.7).

About Columbine Elementary School

Columbine Elementary School runs as a mid-sized elementary school in BOULDER, Colorado. In all, 369 students attend the school in pre-K through 5.

District-wide, Boulder Valley School District No. Re2 has 56 schools and 27,988 students.

The largest group at Columbine Elementary School is Hispanic students, at 66%. Smaller groups are 26% White, 4% multiracial, and 2% Asian. County-wide, 15% of Boulder County residents are Hispanic. The diversity index for Columbine Elementary School is 49%. For US public schools as a whole it is 70%.

The student-to-teacher ratio at Columbine Elementary School is 14.9:1, based on 24.7 full-time-equivalent teachers. The average for elementary schools in Colorado is 16.6:1, so this school has fewer students per teacher. Columbine Elementary School counts 73% of students as eligible for free or reduced-price lunch. By comparison, the figure for public schools in Boulder County is 33%.

Predicted from its free or reduced-price lunch share, Columbine Elementary School would score about 22.4%. It scores 29.3%, 6.9 points above that figure.

Five-year Census Bureau estimates for Boulder County show that median household income comes to about $103,994, roughly 64% of adults have a four-year degree or more, and about 4% of residents live below the federal poverty line. Boulder County counts 86 public schools with about 42,200 students.

Columbine Elementary School is about 0.7 miles from Whittier Elementary School, its nearest public school. Around the school, at least 8 other public schools are within five miles. On proficiency, Columbine Elementary School is behind the 51.3% nearby average, ranking 7th of 7.

Columbine Elementary School is inside a principal city with a population between 100,000 and 250,000, a location NCES labels City: Mid-size.

Enrollment in 2024-25 stood at 369, compared with 432 in 2020-21. Students per teacher increased from 13.1 in 2020-21 to 14.9 in 2024-25.

Use the discussion section to ask about homework, tutoring, and testing dates at Columbine Elementary School. You can also rate the school on this page.

Boulder County at a glance

View full county profile
Population
328,961
Census ACS
Median income
$103,994
Household, ACS
Bachelor's+
64%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
86
42,200 students

Quick facts

School name
Columbine Elementary School
District
Boulder Valley School District No. Re2
Address
3130 REPPLIER DRIVE, BOULDER, CO 80304
Phone
(720) 561-2500
County
Boulder County
Level
Elementary
Grade range
PK–05
Total enrollment
369
Teachers (FTE)
25
Student–teacher ratio
14.9:1
Free and reduced lunch
270 (73%)
Locale
12-City: Mid-size
NCES ID
080249000109
Charter school
No
Virtual school
No

Related schools

Other schools in Boulder Valley School District No. Re2
Other schools in BOULDER
Other Columbine Elementary schools

5 other US public schools in 2 states are named Columbine Elementary. Columbine Elementary School is the 2nd largest of the 6.

Nearby schools

Frequently asked questions

About Columbine Elementary School
What is the total enrollment at Columbine Elementary School?
Columbine Elementary School enrolls approximately 369 students in grades PK-05.
Is Columbine Elementary School an elementary, middle, or high school?
Columbine Elementary School is an elementary school covering grades PK-05.
How many teachers does Columbine Elementary School have?
Columbine Elementary School employs 25 FTE teachers, for a student-to-teacher ratio of 14.9:1.
What is the racial breakdown of students at Columbine Elementary School?
At Columbine Elementary School, the student body is approximately 26% White, 66% Hispanic, 2% Black, 2% Asian, 4% Two or more.
Is Columbine Elementary School public or private?
Columbine Elementary School is a public K-12 school, overseen by Boulder Valley School District No. Re2.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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