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B+

Flagstone Elementary School

PublicElementaryGrades PK–6

104 Lovington Street, Castle Rock, CO 80104 · (303) 387-5225 · Part of Douglas County School District RE-1

Castle Rock’s School Grade A better than 92% of Colorado school districts

Directions
Students
496
Students per teacher
17:1
Free or reduced lunch
21%
Setting
Suburb
Grades
PK–6
The gist

What stands out about Flagstone Elementary School

  • Its own letter, B+: better results than 68% of Colorado’s public schools
  • Math proficiency 12 pts above the state
  • Enrollment up 13.2% since 2020–21
  • Next stop for Castle Rock kids: 2 middle schools

On the path

Where Castle Rock kids come from and go next. The whole path →

PK–6Flagstone Elementary SchoolYou are here
7–82 middle schoolsDepends on your address

Test scores

2020–21
Math proficiency42%
State average 30.5%
Reading / language arts47%
State average 47%

Its own letter, B+, places these results among Colorado’s 1,665 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

104 Lovington Street, Castle Rock

Students

Enrollment by grade
Pre-K36
Kindergarten58
Grade 156
Grade 268
Grade 363
Grade 472
Grade 574
Grade 669
Enrollment over time
438’20
432’21
470’22
486’23
496’24

Up 13.2% since 2020–21.

Who goes here
White 72%Hispanic 18%Two or more races 7%Asian 1%Black <1%American Indian/Alaska Native <1%Native Hawaiian/Pacific Islander <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Flagstone Elementary School from Castle Rock families.

Other schools in Douglas County School District RE-1

The district →
American Academy
Elementary · Grades PK–8 · Castle Pines
A
2,803 students18:1
Skyview Academy
Other · Grades PK–12 · Highlands Ranch
A
1,358 students16:1
Aspen View Academy
Elementary · Grades PK–8 · Castle Rock
A−
1,018 students18:1
Ben Franklin Academy
Elementary · Grades PK–8 · Highlands Ranch
A
956 students20:1
World Compass Academy
Elementary · Grades PK–8 · Castle Rock
B−
791 students16:1
Pine Lane Elementary
Elementary · Grades PK–6 · Parker
B
744 students14:1

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Colorado’s other public schools; Castle Rock’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.