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SCHOOL COMMUNITY·AURORA JOINT DISTRICT NO. 28 OF THE COUNTIES OF ADAMS AND A·NCES 080234000073

Mrachek Middle School

1955 SOUTH TELLURIDE ST, AURORA, CO 80013 · (303) 750-2836 · Arapahoe County
GRADES 06–08MIDDLE11-CITYTITLE IREGULAR SCHOOL811 STUDENTS
Enrollment
811
Middle
DISTRICT 653 · STATE 462
Student : Teacher
20.3:1
40 FTE teachers
DISTRICT 19.0:1 · STATE 15.9:1
Free / Reduced Lunch
83%
671 students
DISTRICT 81% · STATE 50%
Community
2
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
281
Grade 7
263
Grade 8
267
Student demographics
White
11414%
DISTRICT 12% · STATE 49%
Hispanic
42653%
DISTRICT 59% · STATE 37%
Black
14117%
DISTRICT 17% · STATE 5%
Asian
476%
DISTRICT 5% · STATE 3%
Two+
678%
DISTRICT 6% · STATE 5%
Native American
30%
DISTRICT 1% · STATE 1%
Pacific Islander
132%
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
40750%
Female
40450%

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Test scores

CMAS 2024-25 . % Met or Exceeded Expectations
English Language Arts
19.1%
CO avg 44.9% . +4.3pp since 2023
Math
8.9%
CO avg 36.1% . +1.6pp since 2023
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
11.3%
composite math + reading, all grades
Predicted
16.6%
based on CO schools with similar FRL share
Beats by
-5.2pp
below 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
811
-36 (-4%) vs 2017
Student : Teacher
20.3:1
was 19.7:1
% White
14%
was 17%
% Hispanic
53%
was 49%
% Black
17%
was 22%
% Asian
6%
was 5%
Source: NCES Common Core of Data

About Mrachek Middle School

Mrachek Middle School is a middle-grades school of heavily attended scale in AURORA, Colorado, run under Aurora Joint District No. 28 of the counties of Adams and A, hosting 811 students in grades 6 through 8. Compared to the state average of about 462 students per school, that is 76% bigger than typical.

Across the 59 schools in Aurora Joint District No. 28 of the counties of Adams and A (39,464 students total), Mrachek Middle School accounts for its share of the district's footprint.

Demographically, Mrachek Middle School lists that the largest single group is Hispanic at 53%, but no single group is in the majority; the rest breaks down as 17% Black, 14% White, 8% multiracial, 6% Asian. By comparison, Arapahoe County as a whole is about 22% Hispanic, so the school skews considerably more Hispanic than its surroundings.

Looking at the economic backdrop, Staff filings list 40 full-time-equivalent teachers, which works out to roughly 20.3:1 students per teacher. The state averages around 15.9:1, so this campus is higher than the state norm typical. About 83% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy. That share is higher than Arapahoe County's rate of about 50%.

On a demographically-adjusted basis, Mrachek Middle School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 16.6%; this one delivers 11.3%.

In the surrounding community, the surrounding county (Arapahoe County) logs that the typical household earns roughly $101,087 per year, 47% of adults hold a bachelor's degree or higher, and the poverty rate sits near 6%. Across Arapahoe County's 176 public schools (combined enrollment of about 115,502 students), Mrachek Middle School is one campus in the mix.

Rangeview High School is the nearest neighboring public school, about 0.3 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, Mrachek Middle School comes 9th of 9 in the immediate cluster, below the nearby-schools average of 20.6%.

Geographically, the school is in an urban area.

Five-year trend. Over the past 7-year window, the student count fell 4%: 847 students in 2018 compared to 811 in 2025. The Black share of enrollment shrank from 22% to 17% over that span.

On allk12, recent activity here tends to focus on sports schedules, lunch menu changes, and school spirit week. Contributors range from current parents to recent graduates and teachers.

Arapahoe County at a glance

View full county profile
Population
659,844
Census ACS
Median income
$101,087
Household, ACS
Bachelor's+
47%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
176
115,502 students

Quick facts

School name
Mrachek Middle School
District
Aurora Joint District No. 28 of the counties of Adams and A
Address
1955 SOUTH TELLURIDE ST, AURORA, CO 80013
Phone
(303) 750-2836
County
Arapahoe County
Level
Middle
Grade range
06–08
Total enrollment
811
Teachers (FTE)
40
Student–teacher ratio
20.3:1
Free/Reduced lunch
671 (83%)
Locale
11-City: Large
NCES ID
080234000073
Charter school
No
Virtual school
No

Related schools

Other schools in Aurora Joint District No. 28 of the counties of Adams and A
Other schools in AURORA
Nearby schools

Frequently asked questions

About Mrachek Middle School
How large is Mrachek Middle School?
Mrachek Middle School enrolls approximately 811 students in grades 06-08.
What grades does Mrachek Middle School serve?
Mrachek Middle School serves grades 06-08.
How many students per teacher at Mrachek Middle School?
Approximately 20.3:1 students per teacher at Mrachek Middle School.
How diverse is Mrachek Middle School?
Mrachek Middle School reports a student body of 14% White, 53% Hispanic, 17% Black, 6% Asian, 8% Two or more.
Who oversees Mrachek Middle School?
Mrachek Middle School is overseen by Aurora Joint District No. 28 of the counties of Adams and A in Arapahoe County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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