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Brantner Elementary School

Public Grades PK, KG-5
388th
SchoolDigger Rank ?
of 943 Colorado Elementary Schools
Better than 59% of Colorado elementary schools
Summary

Brantner Elementary School is a PK–5 school in Thornton, CO, serving 574 students and part of School District 27J. Despite being in a district ranked in the bottom third of Colorado, Brantner ranks in the upper half of elementary schools statewide (59th percentile, 3 stars), making it one of the stronger schools in the area.

Brantner's reading and math scores are its biggest strengths. ELA proficiency is 55.3% and math is 44.6%, both well above district averages (34.2% and 26.8%) and state averages (44.7% and 37.3%). Among nearby schools, Brantner leads in ELA, ahead of Discovery Magnet School (51.3%), Prairie Hills Elementary School (51.1%), and West Ridge Elementary (40.2%). The school also shows notably strong results for Hispanic and low-income students, who rank in the 67th and 81st percentiles statewide—an encouraging pattern.

The main challenges are science and attendance. Fifth-grade science proficiency is just 25.2%, well below the state average of 36.1% and trailing peers like Discovery Magnet School (45.9%) and Prairie Hills Elementary School (37.7%). Chronic absenteeism is 22.7%—better than the district's 29.7% but higher than nearby schools such as Discovery Magnet School (13.8%) and Prairie Hills Elementary School (14.0%). Brantner has rebounded well from a dip in 2023-24, and its rising economic disadvantage rate has not slowed academic progress. With strong literacy and math, excellent equity outcomes, and room to improve in science and attendance, Brantner is a solid choice for families.

574
Students ?
16.5
Student/teacher ratio ?
$14,331
Per pupil spending ?
40.9%
Free/discounted lunch ?
 7800 E. 133rd Avenue
       Thornton, CO  80602-8471

(720) 685-5050

District: School District 27J


Students who attend Brantner Elementary School usually attend:

Middle:    Rodger Quist Middle School
High:    Riverdale Ridge High School
Racial breakdown:

White:
47.2%
Hispanic:
37.6%
Asian:
9.2%
more
 See top rated Colorado elementary schools

 Compare Brantner Elementary School to nearby elementary schools!
At a glance
Ranking trend: Holding steady — 58th percentile in 2016 → 59th in 2026
Strengths
Test scores above the Colorado average (46% vs 41% meeting standards)
Among the top-ranked schools in School District 27J
Above the Colorado median (59th percentile)
Worth a look
!Some student groups rank well below the school's overall statewide standing
!Science scores 11 pts below the Colorado average
Students meeting standards (2025-2026) ?
This school46%
District avg30%
Colorado avg41%
388th of 943
Colorado public elementary schools ?
Top 41%▲ up 1 pts since 2016
See the entire ranking list of Colorado Elementary Schools →
SchoolDigger rating ?
3rd of 18Elementary Schools in the School District 27J
81st of 115School District 27J among Colorado districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankColorado percentileRating
202656.9388 of 94358.9%★★★☆☆
202558.4378 of 95060.2%★★★☆☆
202439.3533 of 94343.5%★★☆☆☆
202364.7299 of 93368.0%★★★☆☆
202277.7188 of 92179.6%★★★★☆
202166.0253 of 71064.4%★★★☆☆
201955.8395 of 96559.1%★★★☆☆
201872.2223 of 91775.7%★★★★☆
201779.9160 of 92982.8%★★★★☆
201653.4386 of 91457.8%★★★☆☆
201563.8300 of 93868.0%★★★☆☆

Female

YearAvg scoreStatewide rankColorado percentileRating
202644.3366 of 69247.1%★★☆☆☆
202542.3377 of 69445.7%★★☆☆☆
202426.9501 of 68426.8%★☆☆☆☆
202354.7275 of 64257.2%★★★☆☆
202269.0168 of 59571.8%★★★★☆
202158.2176 of 35149.9%★★★☆☆
201952.9323 of 75857.4%★★★☆☆
201869.4185 of 69073.2%★★★★☆

Hispanic

YearAvg scoreStatewide rankColorado percentileRating
202655.682 of 24967.1%★★★☆☆
202573.836 of 24785.4%★★★★☆
202440.1141 of 24241.7%★★☆☆☆
202361.565 of 19767.0%★★★☆☆
202277.919 of 15387.6%★★★★☆
202177.27 of 3076.7%★★★★☆
201955.293 of 27065.6%★★★☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankColorado percentileRating
202673.160 of 31981.2%★★★★☆
202567.973 of 33778.3%★★★★☆
202429.1275 of 36524.7%★☆☆☆☆
202358.089 of 26566.4%★★★☆☆

Male

YearAvg scoreStatewide rankColorado percentileRating
202652.8310 of 69455.3%★★★☆☆
202556.1280 of 70060.0%★★★☆☆
202434.7426 of 68337.6%★★☆☆☆
202356.6265 of 64959.2%★★★☆☆
202270.1167 of 59471.9%★★★★☆
202151.8205 of 35241.8%★★☆☆☆
201946.7372 of 76451.3%★★★☆☆
201859.2234 of 69366.2%★★★☆☆

White

YearAvg scoreStatewide rankColorado percentileRating
202642.5328 of 54639.9%★★☆☆☆
202533.2389 of 55129.4%★☆☆☆☆
202423.7447 of 53917.1%★☆☆☆☆
202350.1262 of 52550.1%★★★☆☆
202264.9160 of 45464.8%★★★☆☆
202147.9177 of 28838.5%★★☆☆☆
201935.7394 of 59633.9%★★☆☆☆
201855.1143 of 33757.6%★★★☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Low Socio Economic Status (2026)81st percentile+22 vs school
Hispanic (2026)67th percentile+8 vs school
Male (2026)55th percentile-4 vs school
Female (2026)47th percentile-12 vs school
White (2026)40th percentile-19 vs school
By subject vs Colorado (2025-2026) ?
English Language Arts55%+11 vs state
Math45%+7 vs state
Science25%-11 vs state

5.0
1 rating
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Frequently Asked Questions about Brantner Elementary School

Students who attend Brantner Elementary School usually go on to attend:

Middle : Rodger Quist Middle School
High : Riverdale Ridge High School

Students at Brantner Elementary School are 47% White, 38% Hispanic, 9% Asian, 4% Two or more races, 2% African American.

In the 2024-25 school year, 574 students attended Brantner Elementary School.

Brantner Elementary School ranks 388th of 943 Colorado elementary schools. SchoolDigger rates this school 3 stars out of 5.

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Latest Colorado data All new data »
2025–26 CMAS, PSAT10, PSAT9 & SAT test scoresNewAug 19, 2026
2024–25 school spending dataJun 13, 2026
2024–25 dropout rates & graduation ratesJan 13, 2026
2024–25 attendance dataAug 27, 2025


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Colorado Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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