Sheridan High School
Public · Grades 9–12 · 321 students
Mullen High School
3601 S Lowell Blvd, Denver, CO 80236
Grades
9–12
High
Students
753
Enrolled 2024–25
Students per teacher
13.1 : 1
Full-time teachers
District
Catholic School
Denver County
About Mullen High School
Mullen High School is a high school in Denver, Colorado, serving grades 9–12. The school is located in a large city in Denver County.
In the 2024–25 school year, 753 students were enrolled, with about 13.1 students for every full-time teacher. That ratio is smaller than the typical Colorado high school (15.6 students per teacher). It is affiliated with the Roman Catholic tradition.
Grades
PKK123456789101112
Highlighted: grades offeredGrades 9–12
Location & nearby schools
School details
- Type
- Catholic School · What this means
- Religious affiliation
- Roman Catholic
- Level
- High
- Grades offered
- 9–12
- Enrollment (2024–25)
- 753 students
- Students per teacher
- 13.1 to 1
- Locale
- City — Large
- County
- Denver County
- NCES private school ID
- 00208042
Schools near Mullen High School
All 275 schools in Denver →
DSST: College View High School
Charter · Grades 9–12 · 533 students
SOAR Academy
Alternative · Grades 9–12 · 78 students
Abraham Lincoln High School
Public · Grades 9–12 · 965 students
John F Kennedy High School
Public · Grades 9–12 · 681 students
Respect Academy
Alternative · Grades 9–12 · 99 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.