For the 2026 school year, there are 10 public elementary schools serving 5,334 students in 80104, CO.
The top-ranked public elementary schools in 80104, CO are Academy Charter School, Flagstone Elementary School and Renaissance Expedition Learn Outward Bound School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public elementary schools in zipcode 80104 have an average math proficiency score of 41% (versus the Colorado public elementary school average of 33%), and reading proficiency score of 52% (versus the 43% statewide average). Elementary schools in 80104, CO have an average ranking of 8/10, which is in the top 30% of Colorado public elementary schools.
Minority enrollment is 30% of the student body (majority Hispanic), which is less than the Colorado public elementary school average of 51% (majority Hispanic).
Best 80104, CO Public Elementary Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Academy Charter School
Charter School
(Math: 54% | Reading: 68%)
Rank:
Rank:
9/
Top 20%10
1551 Prairie Hawk Drive
Castle Rock, CO 80104
(303) 660-4881
Castle Rock, CO 80104
(303) 660-4881
Gr: PK-8 | 581 students Student-teacher ratio: 16:1 Minority enrollment: 24%
Rank: #22.
Flagstone Elementary School
(Math: 57% | Reading: 61%)
Rank:
Rank:
9/
Top 20%10
104 Lovington Street
Castle Rock, CO 80104
(303) 387-5225
Castle Rock, CO 80104
(303) 387-5225
Gr: PK-6 | 496 students Student-teacher ratio: 17:1 Minority enrollment: 28%
Rank: #33.
Renaissance Expedition Learn Outward Bound School
Magnet School
(Math: 49% | Reading: 57%)
Rank:
Rank:
8/
Top 30%10
3960 Trailboss Lane
Castle Rock, CO 80104
(303) 387-8000
Castle Rock, CO 80104
(303) 387-8000
Gr: K-6 | 361 students Student-teacher ratio: 16:1 Minority enrollment: 18%
Rank: #44.
World Compass Academy
Charter School
(Math: 41% | Reading: 61%)
Rank:
Rank:
8/
Top 30%10
2490 South Perry Street
Castle Rock, CO 80104
(303) 814-5200
Castle Rock, CO 80104
(303) 814-5200
Gr: PK-8 | 791 students Student-teacher ratio: 16:1 Minority enrollment: 36%
Rank: #55.
Renaissance Secondary School
Charter School
(Math: 35-39% | Reading: 55-59%)
Rank:
Rank:
7/
Top 50%10
3954 Trail Boss Lane
Castle Rock, CO 80104
(720) 689-6120
Castle Rock, CO 80104
(720) 689-6120
Gr: 6-12 | 441 students Student-teacher ratio: 16:1 Minority enrollment: 18%
Rank: #66.
Sage Canyon Elementary School
(Math: 50% | Reading: 45%)
Rank:
Rank:
7/
Top 50%10
2420 Autumn Sage Street
Castle Rock, CO 80104
(720) 433-0110
Castle Rock, CO 80104
(720) 433-0110
Gr: PK-6 | 552 students Student-teacher ratio: 17:1 Minority enrollment: 25%
Rank: #77.
Mesa Middle School
(Math: 32% | Reading: 51%)
Rank:
Rank:
7/
Top 50%10
365 Mitchell Street
Castle Rock, CO 80104
(303) 387-4750
Castle Rock, CO 80104
(303) 387-4750
Gr: 6-8 | 852 students Student-teacher ratio: 15:1 Minority enrollment: 31%
Rank: #88.
Castle Rock Elementary School
(Math: 36% | Reading: 40-44%)
Rank:
Rank:
6/
Top 50%10
1103 Canyon Drive
Castle Rock, CO 80104
(303) 387-5000
Castle Rock, CO 80104
(303) 387-5000
Gr: PK-6 | 440 students Student-teacher ratio: 14:1 Minority enrollment: 39%
Rank: #99.
South Ridge Elementary An Ib World School
(Math: 28% | Reading: 34%)
Rank:
Rank:
5/
Bottom 50%10
1100 South Street
Castle Rock, CO 80104
(303) 387-5075
Castle Rock, CO 80104
(303) 387-5075
Gr: K-5 | 371 students Student-teacher ratio: 13:1 Minority enrollment: 43%
Rank: #1010.
Rock Ridge Elementary School
(Math: 28% | Reading: 32%)
Rank:
Rank:
5/
Bottom 50%10
400 North Heritage Road
Castle Rock, CO 80104
(303) 387-5150
Castle Rock, CO 80104
(303) 387-5150
Gr: PK-6 | 449 students Student-teacher ratio: 15:1 Minority enrollment: 27%
Frequently Asked Questions
What are the top-ranked public elementary schools in 80104, CO?
The top-ranked public elementary schools in 80104, CO include Academy Charter School, Flagstone Elementary School and Renaissance Expedition Learn Outward Bound School.
How many public elementary schools are located in 80104?
10 public elementary schools are located in 80104.
What is the racial composition of students in 80104?
80104 public elementary schools minority enrollment is 30% of the student body (majority Hispanic), which is less than the Colorado public elementary schools average of 51% (majority Hispanic).
Recent Articles
When “Free Public School” Still Isn’t Free
Discover the hidden costs of public school in 2026, from supplies and fees to transportation, technology, and extracurricular expenses.
What a District Budget Cut Means for Your Child's School Experience
Learn how district budget cuts can affect class sizes, programs, staffing, transportation, and your child's daily school experience in 2026.
School Closure Risk: What Parents Should Check Before Moving
Learn how parents can assess school closure risk before buying or renting in a district, using enrollment, funding, and boundary data.
