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Below Average

#1452 of 1,815 schools in CO

Century Middle School

Middle School · Adams 12 Five Star Schools

13000 LAFAYETTE STREET, Thornton, CO 80241

Enrollment

759

Student-Teacher

17.2:1

Score

4.7

Grades

6th – 8th

Data vintage2022-23

How this school compares

Colorado schools

#1,452 of 1,815

In Thornton

#27 of 39

public schools

In district

#37 of 53

Adams 12 Five Star Schools

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Century Middle School

4.7/10

Middle School in Thornton · grades 6th – 8th. Start here, then compare fit against nearby and district options.

Hunters Glen Elementary School

5.2/10

0.4 mi away. Use as a geographic alternative in the same move search.

Eastlake Montessori School

Nearby

0.6 mi away. Use as a geographic alternative in the same move search.

About Century Middle School

Century Middle School is a public middle school in Thornton, CO, part of Adams 12 Five Star Schools. Century Middle School serves approximately 759 students, and covers grades 6th-8th, and has a 17.2:1 student-teacher ratio. Century Middle School has a current MySchoolScout rating of 4.7 out of 10 and ranks #1,452 of 1,815 schools in CO.

Structured state assessment records for Century Middle School show 40% math proficiency (multi-year average, 2009-2025) and 51% reading/ELA proficiency (multi-year average, 2009-2025).

How it comparesOn par with district
  • This school 4.7 · Below Average
  • District avg 4.7
  • CO avg 6.0

What Parents Should Know

38% of students at Century Middle School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress4.2Below Average40%
Year-over-year improvement in student test scores.
View breakdown
Years of Data15
Annual Change-4.14 pts/yr
Data Period2009–2025
TrendDeclining
Academics5.3Average35%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency23.5% (2025 CMAS)
Reading/ELA Proficiency37% (2025 CMAS)
Math vs. State Avg-12.6 pts
Reading vs. State Avg-7.9 pts
Overall Proficiency30% (2025 CMAS, Math+ELA)
Expected (poverty-adj.)37% (model expectation from 2025 CMAS)
vs. Expected-6.6 pts
Adjusted Percentile35th
Resources & Environment4.8Below Average25%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio17.2:1
Per-Pupil Spending$14,748
Chronic Absenteeism37.9%

Century Middle School — Students at Century Middle School score 30% proficient, which is below what's typical for similar communities (expected: 37%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

50.7%

Students qualifying for federal meal assistance

Test Scores CO CMAS (2024-25)

Math Proficiency 39.5% (multi-year average, 2009-2025)
School
State
35.1% (2025 CMAS)
ELA Proficiency 50.6% (multi-year average, 2009-2025)
School
State
46.0% (2025 CMAS)

Based on 35 test records from CO state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2009
Math
88%
ELA
94%
2010
Math
89%
ELA
93%
2011
Math
59%
ELA
71%
2012
Math
62%
ELA
73%
2013
Math
62%
ELA
72%
2014
Math
34%
ELA
38%
2015
Math
33%
ELA
39%
2016
Math
33%
ELA
43%
2017
Math
31%
ELA
41%
2018
Math
33%
ELA
42%
2019
Math
33%
ELA
42%
2020*
Math
20%
ELA
32%
2021*
Math
20%
ELA
32%
2022
Math
21%
2025
Math
23.3%
ELA
37%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 4.2/10.

How Century Middle School Compares

See how Century Middle School performs across key quality dimensions compared to state benchmarks.

Overall Score
4.7/10
20th percentile in CO
Academic
5.3/10
Average
Growth
4.2/10
Below Average
Environment
4.8/10
Below Average
Gifted & Talented
Yes
Program available

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
51%
Teaching Staff
17:1 student-teacher ratio
44 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
37.9%

Programs & Offerings

Gifted & Talented Program Available
This school offers a gifted and talented program for qualifying students. · CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

13000 LAFAYETTE STREET, Thornton, CO 80241

Nearby Alternatives

Families considering Century Middle School may also want to explore other middle schools in the area. Rocky Top Middle School (rated 6.2/10, 1.4 miles away), which scores notably higher. Additionally, Silver Hills Middle School (rated 4.4/10, 1.6 miles away, in nearby Northglenn), with a very similar rating. For more schools in Thornton, see our Thornton schools guide .

Nearby Schools

20 within 1.9 mi
School Distance Rating
Hunters Glen Elementary School Thornton 0.4 mi 5.2
EASTLAKE MONTESSORI SCHOOL Thornton 0.6 mi
Westgate Community School Thornton 0.7 mi 6.6
PRIMROSE SCHOOL OF THORNTON Thornton 0.8 mi 4.2
Pathways Future Center Thornton 1.1 mi 5.1
Tarver Elementary School Thornton 1.1 mi 5.9
HOPE MONTESSORI ACADEMY Thornton 1.3 mi
Rocky Top Middle School Thornton 1.4 mi 6.2
STEM Lab Northglenn 1.6 mi 7.7
FRASSATI CATHOLIC ACADEMY Thornton 1.4 mi 6.9
Hulstrom K-8 Northglenn 1.8 mi 9.1
Stellar Elementary School Thornton 1.5 mi 5.8
Prairie Hills Elementary School Thornton 1.6 mi 6.9
Mountain Range High School Westminster 1.6 mi 6.2
Malley Drive Elementary School Northglenn 2.0 mi 3.9
Silver Hills Middle School Northglenn 1.6 mi 4.4
Stargate Charter School Thornton 2.0 mi 8.1
Woodglen Elementary School Thornton 2.0 mi 4.6
HOPE MONTESSORI ACADEMY Broomfield 1.9 mi
Eagleview Elementary School Thornton 1.9 mi 6.3

Neighborhood Census ACS (2019-2023)

Census data for ZIP 80241 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$107,553

Median Home Value

$502,300

Median Rent

$2,036/mo

Population

33,393

College Educated

41.1%

Homeownership

78.3%

Avg Commute

31.9 min

Poverty Rate

5.2%

Median Age

36.3

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Astravo Online Academy Middle School Lakewood, CO 4.7
Fountain Middle School Fountain, CO 4.7
Carson Middle School Fort Carson, CO 4.8
Fort Morgan Middle School Fort Morgan, CO 4.8
Rifle Middle School Rifle, CO 4.6
Sky Vista Middle School Aurora, CO 4.5

Frequently Asked Questions

Common questions about Century Middle School

What grades does Century Middle School serve?

Century Middle School serves students in grades 6th through 8th.

How many students attend Century Middle School?

Century Middle School has an enrollment of approximately 759 students.

What is the student-teacher ratio at Century Middle School?

The student-teacher ratio at Century Middle School is 17.2:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Century Middle School rank in CO?

Century Middle School ranks #1,452 of 1,815 schools in CO.

What is Century Middle School's MySchoolScout rating?

Century Middle School has a current MySchoolScout rating of 4.7 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Century Middle School?

Based on loaded state assessment records, Century Middle School has 40% math proficiency (multi-year average, 2009-2025) and 51% reading/ELA proficiency (multi-year average, 2009-2025).

Is Century Middle School a charter school?

No, Century Middle School is not a charter school. It is a traditional public school operated by the local school district.

Is Century Middle School a Title I school?

No, Century Middle School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Century Middle School?

50.7% of students at Century Middle School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
38 Car-Dependent
Transit Score
0 Minimal Transit
Bike Score
49 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 8th
Enrollment
759
Student-Teacher Ratio
17.2:1
Teachers (FTE)
44
Free/Reduced Lunch
50.7%
Type
regular
Setting
Large Suburb
County
Adams County
Chronic Absenteeism (SY 2022-23)
37.9%

District

Adams 12 Five Star Schools
District Enrollment
34,998
Schools in District
54
Per-Pupil Spending
$14,748
District Rank
#37 of 53

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