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SCHOOL COMMUNITY·DOUGLAS COUNTY SCHOOL DISTRICT NO. RE 1·NCES 080345006493

STEM School Highlands Ranch

8773 RIDGELINE DRIVE, HIGHLANDS RANCH, CO 80129 · (303) 683-7836 · Douglas County
GRADES KG–12COMBINED21-SUBURBCHARTERREGULAR SCHOOL1,394 STUDENTS
Enrollment
1,394
Combined
DISTRICT 1,376 · STATE 523
Student : Teacher
17.6:1
79 FTE teachers
DISTRICT 16.9:1 · STATE 14.3:1
Free / Reduced Lunch
13%
188 students
DISTRICT 19% · STATE 50%
Community
2
0 members
Enrollment and student:teacher ratio compared against other combined schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
74
Grade 1
64
Grade 2
77
Grade 3
95
Grade 4
79
Grade 5
117
Grade 6
134
Grade 7
162
Grade 8
177
Grade 9
114
Grade 10
105
Grade 11
96
Grade 12
100
Student demographics
White
70751%
DISTRICT 67% · STATE 49%
Hispanic
16812%
DISTRICT 17% · STATE 37%
Black
353%
DISTRICT 2% · STATE 5%
Asian
36726%
DISTRICT 8% · STATE 3%
Two+
1088%
DISTRICT 7% · STATE 5%
Native American
40%
DISTRICT 0% · STATE 1%
Pacific Islander
50%
DISTRICT 0% · 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
85561%
Female
53939%

Discussions

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Test scores

CMAS 2024-25 . % Met or Exceeded Expectations
English Language Arts
65.0%
CO avg 44.9% . +0.8pp since 2023
Math
56.6%
CO avg 36.1% . +0.8pp 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
61.4%
composite math + reading, all grades
Predicted
58.5%
based on CO schools with similar FRL share
Beats by
+2.9pp
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
1,394
-422 (-23%) vs 2017
Student : Teacher
17.6:1
was 21.6:1
% White
51%
was 65%
% Hispanic
12%
was 11%
% Black
3%
was 0%
% Asian
26%
was 16%
Source: NCES Common Core of Data

About STEM School Highlands Ranch

STEM School Highlands Ranch is one of the expansive multi-level schools in HIGHLANDS RANCH, Colorado, one of the schools within Douglas County School District No. Re 1, with 1,394 students on its rolls from grades K through 12. That puts it 167% bigger than the typical public school in Colorado, which averages around 523 students.

Douglas County School District No. Re 1 runs 89 schools in total, collectively educating 61,550 students. STEM School Highlands Ranch is one of those campuses.

Looking at the student body, STEM School Highlands Ranch reports that the largest single group is White at 51%, but no single group is in the majority. Beyond that, the school records 26% Asian, 12% Hispanic, 8% multiracial, 3% Black. By comparison, Douglas County as a whole is about 80% White, so the school skews visibly less White than its surroundings.

In terms of school funding signals, STEM School Highlands Ranch logs 79 full-time-equivalent teachers, putting the student-to-teacher ratio at about 17.6:1. Statewide, the average ratio sits near 14.3:1, putting STEM School Highlands Ranch higher than the state norm the norm. Around 13% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy.

On a demographically-adjusted basis, STEM School Highlands Ranch tracks the demographic baseline. The model predicts 58.5% given the school's FRL share; actual proficiency is 61.4%.

Zooming out to the county, Douglas County reports that the typical household earns roughly $149,594 per year, 62% of adults hold a bachelor's degree or higher, and roughly 3% of residents live below the federal poverty line. In all, Douglas County runs 92 public schools (combined enrollment of about 63,841 students), of which STEM School Highlands Ranch is one.

The closest other public school is Northridge Elementary School, roughly 0.9 miles away. Within five miles, there are 8 other public schools. On composite proficiency, STEM School Highlands Ranch comes 7th of 9 in the immediate cluster, beneath the nearby-schools average of 64.4%.

STEM School Highlands Ranch operates from a residential location. As a public charter, STEM School Highlands Ranch runs on public funding but with greater curricular and operational autonomy than a typical district school.

Five-year trend. Looking back 7 years, enrollment at STEM School Highlands Ranch has edged down 23%, going from 1,816 students in 2018 to 1,394 in 2025. The White share of enrollment decreased from 65% to 51% over that span. Class-load math has pulled in: from 21.6:1 in 2018 to 17.6:1 in 2025.

On this page, the feed for STEM School Highlands Ranch typically covers pickup logistics, teacher feedback, and after-school programs. The community welcomes input from current and former families.

Douglas County at a glance

View full county profile
Population
377,150
Census ACS
Median income
$149,594
Household, ACS
Bachelor's+
62%
Adults 25+
Poverty rate
3%
Below federal line
Schools in county
92
63,841 students

Quick facts

School name
STEM School Highlands Ranch
District
Douglas County School District No. Re 1
Address
8773 RIDGELINE DRIVE, HIGHLANDS RANCH, CO 80129
Phone
(303) 683-7836
County
Douglas County
Level
Combined
Grade range
KG–12
Total enrollment
1,394
Teachers (FTE)
79
Student–teacher ratio
17.6:1
Free/Reduced lunch
188 (13%)
Locale
21-Suburb: Large
NCES ID
080345006493
Charter school
Yes
Virtual school
No

Related schools

Other schools in Douglas County School District No. Re 1
Other schools in HIGHLANDS RANCH
Nearby schools

Frequently asked questions

About STEM School Highlands Ranch
How many students attend STEM School Highlands Ranch?
STEM School Highlands Ranch enrolls approximately 1,394 students in grades KG-12.
What age range does STEM School Highlands Ranch serve?
STEM School Highlands Ranch serves students from grade KG through grade 12.
What is the student-teacher ratio at STEM School Highlands Ranch?
The student-to-teacher ratio at STEM School Highlands Ranch is approximately 17.6:1 (79 FTE teachers).
What is the student diversity at STEM School Highlands Ranch?
Student demographics at STEM School Highlands Ranch are roughly 51% White, 12% Hispanic, 3% Black, 26% Asian, 8% Two or more.
What district is STEM School Highlands Ranch in?
STEM School Highlands Ranch is part of Douglas County School District No. Re 1.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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