麻豆果冻传媒

Jefferson County Open Secondary

7655 West 10th Avenue
Denver, CO 80215
(School attendance zone shown in map)
6/
10
Top 50%
Serving 317 students in grades 7-12, Jefferson County Open Secondary ranks in the top 50% of all schools in Colorado for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 20-24% (which is lower than the Colorado state average of 32%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is higher than the Colorado state average of 45%).
The student:teacher ratio of 15:1 is lower than the Colorado state level of 16:1.
Minority enrollment is 24% of the student body (majority Hispanic), which is lower than the Colorado state average of 49% (majority Hispanic).

Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 7-12
  • Enrollment: 317 students
  • Student:Teacher Ratio: 15:1
  • Minority Enrollment: 24%
  • : 40-49% (Btm 50% in CO)
  • : Top 50%
  • : 20-24% (Btm 50%)
  • : 50-54% (Top 30%)
  • : 20-24% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CO Dept. of Education
<麻豆果冻传媒 class='so-dt-title' id="overview">School Overview
Jefferson County Open Secondary's student population of 317 students has stayed relatively flat over five school years.
The teacher population of 21 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 7-12
Total Students
317 students
This chart displays total students of Jefferson County Open Secondary by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Jefferson County Open Secondary
Total Classroom Teachers
21 teachers
This chart displays the total teachers of Jefferson County Open Secondary by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Jefferson County Open Secondary by grade.
<麻豆果冻传媒 class='so-dt-title' id="school-rankings">School Rankings
Jefferson County Open Secondary ranks within the top 50% of all 1,779 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Jefferson County Open Secondary is 0.40, which is less than the diversity score at state average of 0.62. The school's diversity has stayed relatively flat over five school years.
This School
State Level (CO)
#801 out of 1779 schools
(Top 50%)
This chart displays the overall school rank of Jefferson County Open Secondary, with the latest 2021-22 school year data.
20-24%
32%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Jefferson County Open Secondary and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in Colorado by year, with the latest 2021-22 school year data.
50-54%
45%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Jefferson County Open Secondary and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Colorado by year, with the latest 2021-22 school year data.
(20-21)
20-24%
29%
Student : Teacher Ratio
15:1
16:1
This chart displays the student teacher ratio of Jefferson County Open Secondary and the public school average student teacher ratio of Colorado by year, with the latest 2022-23 school year data.
American Indian
n/a
1%
This chart displays the percentage of American Indian students in Jefferson County Open Secondary and percentage of American Indian public school students in Colorado by year, with the latest 2019-20 school year data.
Asian
1%
3%
This chart displays the percentage of Asian students in Jefferson County Open Secondary and the percentage of Asian public school students in Colorado by year, with the latest 2022-23 school year data.
Hispanic
16%
35%
This chart displays the percentage of Hispanic students in Jefferson County Open Secondary and the percentage of Hispanic public school students in Colorado by year, with the latest 2022-23 school year data.
Black
1%
5%
This chart displays the percentage of Black students in Jefferson County Open Secondary and the percentage of Black public school students in Colorado by year, with the latest 2022-23 school year data.
White
76%
51%
This chart displays the percentage of White students in Jefferson County Open Secondary and the percentage of White public school students in Colorado by year, with the latest 2022-23 school year data.
Hawaiian
n/a
n/a
Two or more races
6%
5%
This chart displays the percentage of students of two or more races in Jefferson County Open Secondary and the percentage of public school students of two or more races in Colorado by year, with the latest 2022-23 school year data.
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Jefferson County Open Secondary.
This chart displays the percentage breakdown of public school students of all ethnic groups in Colorado.
0.40
This chart displays the diversity score of Jefferson County Open Secondary and the public school average diversity score of Colorado by year, with the latest 2022-23 school year data.
40-49%
82%
This chart displays graduation rate of Jefferson County Open Secondary and public school graduation rate of Colorado by year, with the latest 2021-22 school year data.
Eligible for Free Lunch
24%
33%
This chart displays the percentage of students who is eligible for free lunch in Jefferson County Open Secondary and the percentage of public school students who is eligible for free lunch in Colorado by year, with the latest 2022-23 school year data.
Eligible for Reduced Lunch
10%
7%
This chart displays the percentage of students who is eligible for reduced lunch in Jefferson County Open Secondary and the percentage of public school students who is eligible for reduced lunch in Colorado by year, with the latest 2022-23 school year data.
School Statewide Testing
Source: National Center for Education Statistics (NCES), CO Dept. of Education
<麻豆果冻传媒 class='so-dt-title' id='faq'>Frequently Asked Questions
What is Jefferson County Open Secondary's ranking?
Jefferson County Open Secondary is ranked #801 out of 1,779 schools, which ranks it among the top 50% of public schools in Colorado.
What percent of students have achieved state testing proficiency in math and reading?
20-24% of students have achieved math proficiency (compared to the 32% CO state average), while 50-54% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Jefferson County Open Secondary?
The graduation rate of Jefferson County Open Secondary is 40-49%, which is lower than the Colorado state average of 82%.
How many students attend Jefferson County Open Secondary?
317 students attend Jefferson County Open Secondary.
What is the racial composition of the student body?
76% of Jefferson County Open Secondary students are White, 16% of students are Hispanic, 6% of students are Two or more races, 1% of students are Asian, and 1% of students are Black.
What is the student:teacher ratio of Jefferson County Open Secondary?
Jefferson County Open Secondary has a student ration of 15:1, which is lower than the Colorado state average of 16:1.
What grades does Jefferson County Open Secondary offer ?
Jefferson County Open Secondary offers enrollment in grades 7-12
What school district is Jefferson County Open Secondary part of?
Jefferson County Open Secondary is part of Jefferson County School District No. R-1.
In what neighborhood is Jefferson County Open Secondary located?
Jefferson County Open Secondary is located in the Eiber neighborhood of Denver, CO. There are 2 other public schools located in Eiber.
<麻豆果冻传媒 class='so-dt-title' id="school-calendar">School Calendar

View the Jefferson County Open Secondary below. Note key dates such as:

Event
Date
NO SCHOOL - Spring Break
March 17, 2025 (Monday)
LAST DAY for Students (Early Release at 1 PM)
May 23, 2025 (Friday)

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Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 7-12
  • Enrollment: 317 students
  • Student:Teacher Ratio: 15:1
  • Minority Enrollment: 24%
  • : 40-49% (Btm 50%)
  • : Top 50%
  • : 20-24% (Btm 50%)
  • : 50-54% (Top 30%)
  • : 20-24% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CO Dept. of Education

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