Jeffco Transition Services School
Alternative · Grades 11–12 · 116 students
Jefferson County Open Secondary
7655 West 10th Avenue, Lakewood, CO 80215
Grades
7–12
High
Students
315
Enrolled 2024–25
Students per teacher
15 : 1
Full-time teachers
District
Jefferson County School District No. R-1
Jefferson County
Schola Grade C · Average
Letter grade (A–F) · compared with 303 Colorado high schools · How we grade
Percentiles compare this school with other Colorado high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About Jefferson County Open Secondary
Jefferson County Open Secondary is a public high school in Lakewood, Colorado, serving grades 7–12. It is part of Jefferson County School District No. R-1. The school is located in a large suburb in Jefferson County.
In the 2024–25 school year, 315 students were enrolled, with about 15 students for every full-time teacher. That ratio is smaller than the typical Colorado high school (15.6 students per teacher). Its Schola Grade is C (average), compared with 303 Colorado high schools.
Grades & enrollment
Students per grade, 2024–25Grades 7–12
Location & nearby schools
School details
- Type
- Public School · What this means
- Level
- High
- Grades offered
- 7–12
- Enrollment (2024–25)
- 315 students
- Students per teacher
- 15 to 1
- AP courses offered
- 1
- Charter school
- No
- Magnet school
- No
- Locale
- Suburb — Large
- School district
- Jefferson County School District No. R-1
- County
- Jefferson County
- NCES school ID
- 080480000765
Schools near Jefferson County Open Secondary
All 46 schools in Lakewood →
Lakewood High School
Public · Grades 9–12 · 1,735 students
Jefferson Junior/Senior High School
Public · Grades 7–12 · 601 students
Beth Jacob High School of Denver
Private · Grades 9–12 · 43 students
New America School
Charter · Grades 9–12 · 74 students
Yeshiva Toras Chaim High School
Private · Grades 9–12 · 67 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.