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Rancho Cucamonga Middle School

Home of the Lions

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Rock Climbing at science camp
Friends at the dance
RCMS Garden - Watermelon
Friends at Science Camp
RCMS Gym at night
RCMS B-wing at night
RCMS Library quad at night
Student-Staff 2025
Student-Staff 2025
Dance Team 2025
Student-Staff 2025
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Welcome

About Us

The Cucamonga School District is located in the western region of San Bernardino County in the Cities of Rancho Cucamonga and Ontario.  As one of four K-8 elementary school districts in the city, the students feed into the Chaffey Joint Union High School District.  The district has three elementary schools (K-5) and one middle school (6-8) serving a diverse student population of approximately 2443.
 

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Our differentiators

District Goals

The Cucamonga School District, with an appreciation for diversity, provides a comprehensive education that promotes academic, emotional and social development, which enables students to be lifelong learners and realize their full potential as contributing members of society. 

Innovative Curriculum

Focus on, promote and challenge the success of all students to meet or exceed grade level standards through scientifically research-based quality curriculum, effective teaching strategies and professional development.

Collaboration & Support

Increase the effectiveness of parents, teachers and students working together as a team, through regular communication to ensure student achievement and success.

Optimizing Learning Experiences

Use all available resources to support optimum learning experiences for students by establishing priorities and controls which ensure spending in a responsible manner.

Latest News

Stay up to date on exciting news, events and more with the ParentSquare app!

Upcoming Events

Accessibility View of Full-Page Calendar

View the full calendar to see all the exciting events we have happening in the next few weeks and months!

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2025 Summer Camp with Think Together

Join us for a no-cost five-week summer camp designed for current K–7 students!

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Portrait Of A Graduate

Launched in 2017, the Portrait of a Graduate (POG) focuses on developing well-rounded students ready to succeed in a changing world.

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District profile

At a Glance

Quick stats that highlight who we are by the numbers.

K-8

Grades within the district

2,357

Enrolled students

144

Full-time teachers

20:1

Student to teacher ratio