CEC Castle Rock - Colorado Early Colleges

Castle Rock High School

CEC Castle Rock High School (CECCR) is a public charter school that welcomes all students in the Castle Rock area. CEC Castle Rock also offers a College Direct option, giving students the opportunity to earn an associate degree or more than 60 college credits while completing high school.

The CEC Castle Rock campus provides a welcoming environment tailored to every student’s success.

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Student Life at CEC Castle Rock

CECCR staff and students hold a banner and walk in the 2025 Douglas County parade.

The students at CEC Castle Rock gather for a photo to celebrate Keith King Day. All the students are wearing crowns and a lion mascot is laying in the front.

Faculty from CEC Castle Rock look at the camera and pose for a picture.

CEC Castle Rock high school students pose with ocean themed props in front of a backdrop for a photo during the school dance.

CECCR students sitting at a lunchroom table looking at the camera.

Four CEC Castle Rock seniors at a senior sunrise event, standing in a line looking at the camera with the sun rising in the background.

CEC Castle Rock students dance in a dark gym during a high school dance.

Two CECCR students holding beakers and working on a science project.

CECCR student receives her diploma and shakes the hand of CEC's CEO, Jill Gildea.

CECCR student sitting at a desk working on a robotics project. There is a robot in the foreground.

Two CEC Castle Rock students take a break during the high school dance and pose for a picture.

CECCR student looking at the camera wearing protective goggles, gloves and a smock.

CECCR Staff holding a banner promoting CEC Castle Rock and walking in the 2025 Douglas County parade.

CECCR music teacher standing at the front of class.

All the CECCR seniors in a group photo with the sun rising in the background.

CEC Castle Rock faculty pose for a picture during the high school dance.

CEC Castle Rock Success Stats

2025 CEC Castle Rock graduates

students earned an associates degree in 2025

0 %

Summa Cum Laude graduates in 2025

grads who earned at least 1 credential in 2025

0 %

Head of School

Maren Blind

Admissions

Rip Engler

720.439.4300

Main Phone

720.439.4300

Attendance

720.439.4300

Fax Number

ceccrattendance@coloradoearlycolleges.org

Castle Rock Attendance Email

3565 Celestial Ave, Castle Rock, CO 80109

School Address

News from CEC Castle Rock

Your Questions Answered: Colorado Early Colleges Enrollment FAQs

Deciding where your student will go to middle or high school is a big decision. At Colorado Early Colleges (CEC), we make enrollment simple,

Colorado Early Colleges Selected for Prestigious National EDSAFE AI Alliance Policy Lab

Colorado Early Colleges (CEC) is proud to announce we are a 2026 EDSAFE AI Alliance Policy Lab participant. This recognition positions CEC as a

CEC Castle Rock awarded John Irwin School of Excellence

This award is given to schools that demonstrate exceptional academic achievement over time. These schools received an “exceeds expectations” rating on the Academic Achievement

CEC Alumni Spotlight: Mason Raschkes, CEC Castle Rock Graduate

At CEC, we believe the success of our students extends far beyond graduation day, and we are proud to highlight the achievementes of our

CEC schools in Douglas County, Fort Collins, and Windsor among top 25 percent of all public schools in Colorado for academics

A “Performance with Distinction” rating for CEC Castle Rock, CEC Douglas County North, CEC Fort Collins, and CEC Windsor was approved by the Board

Student Spotlight: Congratulations to the CSI Scholarship Recipients from CEC Douglas County!

This year, our school authorizer, the Charter School Institute, celebrated it’s 20th anniversary in education. To commemorate this special anniversary, they created a scholarship

RSVP for One of Our Informational Meetings

Want to learn more to make sure CEC Castle Rock is right for your family? Attend one of our school tours & informational meetings! We will cover all of the unique learning options available at CECCR and have you see the school for yourself. You will also get to meet staff, learn about our culture, and ask any questions you may have! RSVP below!

Unable to attend an in-person informational meeting? Watch an overview video below.

Our Accredited College Partners

Local institutions through which CECCR students can earn college credits, industry credentials, or an associate degree, ensuring students have direct access to postsecondary opportunities while completing high school.