For the 2026 school year, there is 1 public high school serving 629 students in New Castle, CO.
The top-ranked public high school in New Castle, CO is Coal Ridge High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
New Castle, CO public high school have an average math proficiency score of 22% (versus the Colorado public high school average of 34%), and reading proficiency score of 52% (versus the 53% statewide average). High schools in New Castle have an average ranking of 5/10, which is in the bottom 50% of Colorado public high schools.
New Castle, CO public high school have a Graduation Rate of 92%, which is more than the Colorado average of 82%.
The school with highest graduation rate is Coal Ridge High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Colorado or national school graduation rate statistics.
Minority enrollment is 51% of the student body (majority Hispanic), which is more than the Colorado public high school average of 49% (majority Hispanic).
Best Public High Schools in New Castle, CO (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Coal Ridge High School
(Math: 20-24% | Reading: 50-54%)
Rank:
Rank:
6/
Top 50%10
35947 Highway 6
New Castle, CO 81647
(970) 625-6700
New Castle, CO 81647
(970) 625-6700
Gr: 9-12 | 629 students Student-teacher ratio: 22:1 Minority enrollment: 51%
Frequently Asked Questions
What are the top-ranked public high schools in New Castle, CO?
The top-ranked public high schools in New Castle, CO include Coal Ridge High School.
How many public high schools are located in New Castle?
1 public high schools are located in New Castle.
What is the racial composition of students in New Castle?
New Castle public high schools minority enrollment is 51% of the student body (majority Hispanic), which is more than the Colorado public high schools average of 49% (majority Hispanic).
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