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C

Explore Pk-8

PublicElementaryGrades PK–8

10310 York St, Thornton, CO 80229 · (303) 853-1300 · Part of Mapleton School District 1

Thornton’s School Grade B+ better than 65% of Colorado school districts

Students
557
Students per teacher
20:1
Free or reduced lunch
63%
Setting
Suburb
Grades
PK–8
The gist

What stands out about Explore Pk-8

  • Its own letter, C: better results than 28% of Colorado’s public schools
  • Math proficiency 23 pts below the state
  • Reading / language arts 10 pts below the state
  • Larger classes: 20 students per teacher

Test scores

2020–21
Math proficiency8%
State average 30.5%
Reading / language arts37%
State average 47%

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

10310 York St, Thornton

Students

Enrollment by grade
Pre-K61
Kindergarten58
Grade 160
Grade 257
Grade 355
Grade 458
Grade 555
Grade 653
Grade 758
Grade 842
Enrollment over time
521’20
578’21
556’22
579’23
557’24

Up 6.9% since 2020–21.

Who goes here
Hispanic 68%White 19%Asian 7%Two or more races 4%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 Explore Pk-8 from Thornton families.

Other schools in Mapleton School District 1

The district →

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; Thornton’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.