Los Osos High School in Rancho Cucamonga, CA - Niche

Niche Grade
  • Grades
  • Students
  • Type
  • Reviews
    431 3.8
  • Ranking

Los Osos High School is a public school in Rancho Cucamonga, California. It has 3,365 students in grades 9-12. According to state standards, 77% of students at this school are considered proficient in math and/or reading. There have been 431 reviews written and they have been mostly positive.

6001 Milliken Ave
Rancho Cucamonga, CA 91737
(909) 477-6900

Ratings and Reviews
3.8 from 431 reviews
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    • Niche User
    • 4
    Overall Experience: it was fun, good teachers. lacks school spirit compared to neighboring schools
    • Recent Alumnus
    • 4
    Overall Experience: I came to Los Osos High School as a junior and automatically loved it. The environment is amazing, the teachers are great, and most importantly they have some of the greatest sports.
    • Niche User
    • 4
    Overall Experience: I love Los Osos High school!!!
    • Niche User
    • 3
    Resources & Facilities: School campus is new and spacious. Wish there were a few trees, mostly concrete block buildings. My daughter just graduated this year and her counselor never met with her to discuss college or what her plans were.
    • Niche User
    • 3
    Teachers: Some good teachers and some poor teachers. Poor communication to parents about resources to help struggling students

Academics Read more about this school's academics

Nearby Schools

Niche Grade Name Type
4.00 Caryn Elementary School Public
4.00 Banyan Elementary School Public
4.00 Rancho Cucamonga High School Public
4.00 Victoria Groves Elementary School Public
4.00 Carleton P. Lightfoot Elementary School Public
4.33 John L. Golden Elementary School Public
4.00 Vineyard Junior High School Public
4.33 Day Creek Intermediate School Public
4.00 Hermosa Elementary School Public
4.33 Deer Canyon Elementary School Public
4.00 Terra Vista Elementary School Public
Alta Loma Christian School Private, Religious
4.00 Ruth Musser Middle School Public
4.00 Windrows Elementary School Public
3.66 Coyote Canyon Elementary School Public
4.00 Dona Merced Elementary School Public
4.00 Etiwanda Intermediate School Public
KinderCare Learning Center Private
4.33 Grapeland Elementary School Public
4.33 Etiwanda Colony Elementary School Public
West End Community Day School Public, Alternative
3.00 Upland Christian Academy Private, Religious
3.66 Alta Loma Elementary School Public
4.00 Summit Intermediate School Public
Etiwanda Community Day School Public, Alternative
Sacred Heart Parish School Private, Religious
St. Peter & St. Paul School Private, Religious
4.33 Perdew Elementary School Public
3.66 Central Elementary School Public
3.66 Etiwanda High School Public
4.00 Alta Loma Junior High School Public
3.66 Cucamonga Middle School Public
Water of Life Christian School Private, Religious
3.33 Rancho Cucamonga Middle School Public
3.33 Alta Loma High School Public
2.00 Cucamonga Elementary School Public
American Christian Military Academy Private, Religious
4.00 Carnelian Elementary School Public
4.00 West Heritage Elementary School Public
4.00 Floyd M. Stork Elementary School Public
4.00 Heritage Intermediate School Public
4.00 Jasper Elementary School Public
Montessori Child Development Center Private, Montessori
Montessori School House Private, Montessori
2.33 Bear Gulch Elementary School Public
4.00 Valle Vista Elementary School Public
4.00 East Heritage Elementary School Public
3.00 The Ontario Center Public
Kid's Club Child Care Private
2.00 Almond Elementary School Public
4.00 David W. Long Elementary School Public
2.66 Los Amigos Elementary School Public
Chaffey Community Day School Public, Alternative
Children's Montessori School Private, Montessori
San Antonio Christian School Private, Religious
2.00 Arroyo Elementary School Public
Valley View Continuation High School Public, Alternative
3.66 Foothill Knolls Elementary School Public
4.00 Cecilia Lucero Solorio Elementary School Public
3.33 Corona Elementary School Public
2.00 Redwood Elementary School Public
2.33 Vineyard Elementary School Public, Magnet
Ontario Christian Academy Private, Alternative, Religious
2.66 Hemlock Elementary School Public
St. Mark's Episcopal School Private, Religious
St. Joseph School Private, Religious
3.33 Summit High School Public
3.66 Sierra Vista Elementary School Public
Montessori Academy Private, Montessori
3.33 Upland Elementary School Public
3.33 Upland Junior High School Public
2.33 Ray Wiltsey Middle School Public
3.00 Dorothy Grant Elementary School Public
4.00 Pioneer Junior High School Public
1.66 Mariposa Elementary School Public
2.66 Del Norte Elementary School Public
4.00 Valencia Elementary School Public
2.33 Live Oak Elementary School Public
4.00 Magnolia Elementary School Public
1.66 Berlyn Elementary School Public
2.33 Almeria Middle School Public
2.00 Sequoia Middle School Public
2.33 Beech Avenue Elementary School Public
3.33 Edison Elementary School Public
Carden Arbor View School Private
2.66 Western Christian High School Private, Religious
3.66 Upland High School Public
3.00 Sierra Lakes Elementary School Public
2.00 Tokay Elementary School Public
4.00 Pepper Tree Elementary School Public
2.66 Lincoln Elementary School Public
2.00 A.B. Miller High School Public
2.00 West Randall Elementary School Public
2.66 Chaffey High School Public
KinderCare Learning Center Private
4.00 Sycamore Elementary School Public
2.33 Henry J. Kaiser High School Public
3.33 Baldy View Elementary School Public

Comparable Schools

Niche Grade Name Distance Total Students
4.00 Rancho Cucamonga High School 1 mi. 3,152
3.66 Etiwanda High School 3 mi. 3,242
3.33 Alta Loma High School 3 mi. 2,688
3.33 Summit High School 5 mi. 2,585
3.66 Upland High School 6 mi. 3,658

Around Los Osos High School

We do our best to keep our list of schools and districts, along with their attendance zone boundaries up-to-date and complete, but it isn't perfect. You should always check with the relevant school/district regarding school options, boundaries, and other eligibility requirements.

Student Demographics Read more about this school's student culture and diversity

Student Diversity

Los Osos High School United States Alta Loma High School Etiwanda High School Rancho Cucamonga High School Summit High School Upland High School
White 40.0% 51.6% 38.0% 18.0% 27.0% 9.0% 33.0%
Hispanic 31.0% 24.5% 45.0% 46.0% 41.0% 68.0% 46.0%
Asian 13.0% 4.7% 5.0% 11.0% 11.0% 6.0% 7.0%
African American 10.0% 15.2% 6.0% 18.0% 14.0% 15.0% 8.0%
Multiracial 2.0% 2.6% 2.0% 3.0% 3.0% 0% 2.0%
Native American 0% 1.1% 0% 0% 0% 0% 0%
Pacific Islander 0% 0.4% 0% 0% 0% 0% 0%


Grade 9 24.7%
Grade 10 25.8%
Grade 11 24.5%
Grade 12 25.1%

Educational Outcomes Read more about this school's educational outcomes

Student Opinions

If you could do it all over again, would you still want to go to this school?     Based on 42 responses

  • 88% Yes
  • 5% Not sure.
  • 7% No

What are the best things about this school?     Based on 37 responses

  • 23% Many chances to get involved
  • 15% School Spirit
  • 14% Staff and students open to helping one another
  • 13% Great sports programs
  • 11% Fantastic teachers
  • 9% Teachers are dedicated to teaching students!
  • 8% I would definitely suggest getting involved in ASB
  • 6% Know for our water polo team,baseball &,wrestling
  • 1% Drama class!!!

What are the worst things about this school?     Based on 31 responses

  • 33% Some teachers should not be teaching AP classes.
  • 26% Admin. gets too involved in personal lives
  • 23% Some teachers should not be teaching.
  • 19% They are strict at times.

What one thing distinguishes this school from other schools?     Based on 38 responses

  • 82% We are a california distinguished school.
  • 11% Academics are great
  • 3% State of the art facility
  • 3% It's more new than the others
  • 3% Boys and Girls water polo teams.

What one word or phrase best describes this school?     Based on 33 responses

  • 36% The best, of the best!
  • 27% One of the best experiences I've had.
  • 21% Pleasant experience
  • 15% Academically adept, athletically average

What is the most helpful tip for a student to know before coming to this school?     Based on 36 responses

  • 81% Do your best, and get innvolved.
  • 8% Older friends give the best advice
  • 6% Find your group of friends right away
  • 6% Believe it, Dream it, Do it

What is your overall opinion of this school?     Based on 26 responses

  • 19% I love everything about this school.
  • 69% I like mostly everything about this school, but there are some things I wish were different.
  • 12% I like a few things about this school, but I'm disappointed in general.
  • 0% I hate everything about this school.