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Century Middle School

Q: Is Century Middle School a good school?

Century Middle School ranks 279 th of 469 Colorado middle schools. SchoolDigger rates this school 2 stars out of 5.

Public Grades 6-8

279^th

SchoolDigger Rank ?

of 469 Colorado Middle Schools

Better than 41% of Colorado middle schools

Summary

Century Middle School is a public middle school located in Thornton, Colorado, serving grades 6-8 with a total enrollment of 759 students. It is part of the Adams 12 Five Star Schools district, which is ranked 52 out of 115 school districts in Colorado and has a 3-star rating from SchoolDigger.

Century Middle School is struggling academically compared to both the district and state averages, as well as many of its nearby peer schools. The school consistently ranks in the bottom half of Colorado middle schools, typically between 200-300 out of around 450-500 schools. Its performance on CMAS (Colorado Measures of Academic Success) tests is below the district and state averages across all grades and subjects, with proficiency rates of 37% in ELA and 23.5% in Math, compared to the district's 42.2% and 34.2%, and the state's 44.8% and 35.9%. The school's performance is particularly low for certain student subgroups, such as Hispanic students, White students, and Gifted and Talented students, who rank in the bottom 30-40% of Colorado middle schools in those categories.

Century Middle School also faces challenges with higher dropout rates and chronic absenteeism compared to the district and state averages. The school has a dropout rate ranging from 1.9% to 2.3% in recent years, and a high chronic absenteeism rate ranging from 27.7% to 31.1% in the past few years. Nearby schools like Westlake Middle School and Rocky Top Middle School have significantly higher academic performance and rankings, while Thornton Middle School and Northglenn Middle School have even lower achievement levels than Century Middle School.

717

Students ?

18.5

Student/teacher ratio ?

$15,913

Per pupil spending ?

49.5%

Free/discounted lunch ?

13000 Lafayette Street
Thornton, CO 80241-1804

(720) 972-5240

District: Adams 12 Five Star Schools

Students who attend Century Middle School usually attend:

High:

Mountain Range High School

Feeder schools for Century Middle School:

Elementary:	Hunters Glen Elementary School
	Leroy Elementary
	Stellar Elementary School
	Tarver Elementary School
	More...
	Woodglen Elementary School

Racial breakdown:

White:

43.1%

Hispanic:

42.8%

Asian:

6.0%

See top rated Colorado middle schools

Compare Century Middle School to nearby middle schools!

At a glance

▲ Ranking trend: Rebounding — 31st percentile in 2021 → 41st in 2025

Strengths

✓Ranking is rebounding — up to 41st (2025) from a 31st-percentile low (2021)

Worth a look

!Test scores below the Colorado average (31% vs 40% meeting standards)

!Some student groups rank well below the school's overall statewide standing

!Math scores 12 pts below the Colorado average

Students meeting standards (2024-2025) ?

This school31%

District avg38%

Colorado avg40%

279^th of 469

Colorado public middle schools ?

Bottom 41%▼ down 18 pts since 2015

From top 41% (2015) to bottom 41% (2025)

See the entire ranking list of Colorado Middle Schools →

★★★★★

SchoolDigger rating ?

3^rd of 7Middle Schools in the Adams 12 Five Star Schools

52^nd of 115Adams 12 Five Star Schools 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

Year	Avg score	Statewide rank	Colorado percentile	Rating
2025	34.5	279 of 469	40.5%	★★☆☆☆
2024	34.1	287 of 485	40.8%	★★☆☆☆
2023	34.1	292 of 480	39.2%	★★☆☆☆
2022	32.0	286 of 448	36.2%	★★☆☆☆
2021	30.7	256 of 369	30.6%	★★☆☆☆
2019	46.6	234 of 458	48.9%	★★☆☆☆
2018	44.9	212 of 418	49.3%	★★☆☆☆
2017	53.5	168 of 424	60.4%	★★★☆☆
2016	51.4	176 of 400	56.0%	★★★☆☆
2015	52.0	179 of 436	58.9%	★★★☆☆
2014	57.8	181 of 461	60.7%	★★★☆☆
2013	62.0	172 of 454	62.1%	★★★☆☆
2012	57.1	192 of 425	54.8%	★★★☆☆
2011	61.6	163 of 422	61.4%	★★★☆☆
2010	63.7	143 of 409	65.0%	★★★☆☆
2009	58.8	161 of 377	57.3%	★★★☆☆
2008	59.0	148 of 362	59.1%	★★★☆☆
2007	63.9	126 of 360	65.0%	★★★☆☆
2006	56.3	149 of 346	56.9%	★★★☆☆
2005	56.9	155 of 340	54.4%	★★★☆☆
2004	45.6	187 of 336	44.3%	★★☆☆☆

Female

Year	Avg score	Statewide rank	Colorado percentile	Rating
2025	30.7	230 of 347	33.7%	★★☆☆☆
2024	30.8	225 of 350	35.7%	★★☆☆☆
2023	31.8	222 of 363	38.8%	★★☆☆☆
2022	27.9	227 of 326	30.4%	★★☆☆☆
2021	24.1	200 of 254	21.3%	★☆☆☆☆
2019	44.2	184 of 352	47.7%	★★☆☆☆
2018	43.4	167 of 315	47.0%	★★☆☆☆

Gifted and Talented

Year	Avg score	Statewide rank	Colorado percentile	Rating
2025	22.4	116 of 132	12.1%	★☆☆☆☆
2024	27.2	106 of 126	15.9%	★☆☆☆☆
2023	18.1	112 of 125	10.4%	★☆☆☆☆
2022	29.8	80 of 93	14.0%	★☆☆☆☆
2019	52.1	78 of 134	41.8%	★★☆☆☆
2018	37.9	93 of 121	23.1%	★☆☆☆☆

Hispanic

Year	Avg score	Statewide rank	Colorado percentile	Rating
2025	30.5	156 of 218	28.4%	★☆☆☆☆
2024	39.6	108 of 199	45.7%	★★☆☆☆
2023	38.8	114 of 198	42.4%	★★☆☆☆
2022	35.2	106 of 169	37.3%	★★☆☆☆
2021	38.4	51 of 83	38.6%	★★☆☆☆
2019	39.7	125 of 220	43.2%	★★☆☆☆
2018	42.8	88 of 165	46.7%	★★☆☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	Colorado percentile	Rating
2025	38.2	142 of 241	41.1%	★★☆☆☆
2024	39.3	143 of 244	41.4%	★★☆☆☆
2023	38.8	138 of 241	42.7%	★★☆☆☆
2022	32.5	127 of 197	35.5%	★★☆☆☆
2021	26.5	94 of 114	17.5%	★☆☆☆☆
2019	39.8	138 of 240	42.5%	★★☆☆☆
2018	37.2	133 of 222	40.1%	★★☆☆☆

Male

Year	Avg score	Statewide rank	Colorado percentile	Rating
2025	29.0	246 of 352	30.1%	★★☆☆☆
2024	29.0	241 of 357	32.5%	★★☆☆☆
2023	28.2	233 of 356	34.6%	★★☆☆☆
2022	27.0	221 of 328	32.6%	★★☆☆☆
2021	27.4	185 of 249	25.7%	★☆☆☆☆
2019	42.2	186 of 343	45.8%	★★☆☆☆
2018	35.7	188 of 317	40.7%	★★☆☆☆

White

Year	Avg score	Statewide rank	Colorado percentile	Rating
2025	24.3	215 of 275	21.8%	★☆☆☆☆
2024	19.7	220 of 273	19.4%	★☆☆☆☆
2023	19.3	234 of 286	18.2%	★☆☆☆☆
2022	19.0	219 of 265	17.4%	★☆☆☆☆
2021	16.3	183 of 203	9.9%	★☆☆☆☆
2019	35.1	186 of 283	34.3%	★★☆☆☆
2018	29.5	138 of 199	30.7%	★★☆☆☆

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 (2025)41st percentile~ school

Female (2025)34th percentile-7 vs school

Male (2025)30th percentile-10 vs school

Hispanic (2025)28th percentile-12 vs school

White (2025)22nd percentile-19 vs school

Gifted and Talented (2025)12th percentile-28 vs school

By subject vs Colorado (2024-2025) ?

English Language Arts37%-8 vs state

Science34%~ state avg

Math24%-12 vs state

3.0

2 ratings

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4★0

3★0

2★0

1★1

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Schools Near Century Middle School

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				CMAS English Language Arts (2025)				CMAS Math (2025)				CMAS Science (2025)	Per Pupil Expenditures (2024)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/Discounted Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	Rank Change from Previous Year	CMAS English Language Arts 6th Grade	CMAS English Language Arts 7th Grade	CMAS English Language Arts 8th Grade	CMAS English Language Arts All Grades	CMAS Math 6th Grade	CMAS Math 7th Grade	CMAS Math 8th Grade	CMAS Math All Grades	CMAS Science 8th Grade	Total
Century Middle School	Public	6-8	13000 Lafayette Street	Thornton	80241	Adams County	Adams 12 Five Star Schools	No	No	No	No	(720) 972-5240	717	39	18.5	49.5%	309 (43.1%)	10 (1.4%)	307 (42.8%)	43 (6.0%)	6 (0.8%)	0 (0.0%)	41 (5.7%)	34.5	279^th of 469 public middle schools	40.5%		34.1	287^th of 485 public middle schools	40.8%	8	37.5	34.6	38.8	37.0	27.1	13.7	29.1	23.5	34.1	$15,913
Rocky Top Middle School	Public	6-8	14150 York Street	Thornton	80602	Adams County	Adams 12 Five Star Schools	No	No	No	No	(720) 972-2200	1,052	57	18.4	27.6%	584 (55.5%)	17 (1.6%)	293 (27.9%)	81 (7.7%)	1 (0.1%)	3 (0.3%)	72 (6.8%)	75.5	100^th of 469 public middle schools	78.7%		76.2	92^nd of 485 public middle schools	81.0%	8	62.7	54.4	48.9	55.7	53.0	48.2	50.9	50.6	55.3	$14,028
Silver Hills Middle School	Public	6-8	12400 Huron Street	Northglenn	80234	Adams County	Adams 12 Five Star Schools	No	No	No	No	(720) 972-5000	965	54	17.9	68.8%	224 (23.2%)	20 (2.1%)	636 (65.9%)	42 (4.4%)	0 (0.0%)	1 (0.1%)	42 (4.4%)	20.1	365^th of 469 public middle schools	22.2%		19.3	376^th of 485 public middle schools	22.5%	11	28.6	35.1	27.3	30.3	13.1	15.5	17.9	15.5	18.0	$15,956
Shadow Ridge Middle School	Public	6-8	12551 Holly Street	Thornton	80241	Adams County	Adams 12 Five Star Schools	No	No	No	No	(720) 972-5040	632	39	16.3	57.4%	218 (34.5%)	11 (1.7%)	353 (55.9%)	21 (3.3%)	1 (0.2%)	0 (0.0%)	28 (4.4%)	12.9	424^th of 469 public middle schools	9.6%		12.4	435^th of 485 public middle schools	10.3%	11	12.9	26.9	19.1	19.4	9.0	11.2	11.2	10.4	22.3	$16,085
Northglenn Middle School	Public	6-8	1123 Muriel Drive	Northglenn	80233	Adams County	Adams 12 Five Star Schools	No	No	No	Yes	(720) 972-5080	672	43	15.6	85.3%	128 (19.0%)	7 (1.0%)	469 (69.8%)	45 (6.7%)	6 (0.9%)	2 (0.3%)	15 (2.2%)	8.4	451^st of 469 public middle schools	3.8%		13.4	424^th of 485 public middle schools	12.6%	27	10.8	16.0	22.1	16.0	5.8	4.4	10.1	6.6	9.7	$17,294
Westlake Middle School	Public	6-8	2800 West 135th Avenue	Broomfield	80020	Broomfield County	Adams 12 Five Star Schools	No	No	No	No	(720) 972-5200	853	46	18.6	32.7%	503 (59.0%)	7 (0.8%)	252 (29.5%)	29 (3.4%)	1 (0.1%)	0 (0.0%)	60 (7.0%)	70.1	123^rd of 469 public middle schools	73.8%		72.7	113^th of 485 public middle schools	76.7%	10	55.2	53.6	58.0	55.6	44.3	39.3	49.6	44.5	47.7	$14,893
Rodger Quist Middle School	Public	6-8	13451 Yosemite Street	Thornton	80602	Adams County	School District 27J	No	No	No	No	(303) 655-6950	855	46	18.5	38.6%	355 (41.5%)	12 (1.4%)	379 (44.3%)	68 (8.0%)	3 (0.4%)	0 (0.0%)	38 (4.4%)	31.6	303^rd of 469 public middle schools	35.4%		27.9	324^th of 485 public middle schools	33.2%	21	25.7	28.2	43.9	32.3	18.6	25.6	28.7	24.2	32.3	$11,977
Thornton Middle School	Public	6-8	9451 Hoffman Way	Thornton	80229	Adams County	Adams 12 Five Star Schools	No	No	No	Yes	(720) 972-5160	721	44	16.3	84.2%	77 (10.7%)	23 (3.2%)	557 (77.3%)	52 (7.2%)	2 (0.3%)	0 (0.0%)	9 (1.2%)	5.1	467^th of 469 public middle schools	0.4%		5.2	481^st of 485 public middle schools	0.8%	14	9.3	9.4	10.8	9.8			5.7	4.5	6.2	$15,799
Broomfield Heights Middle School	Public	6-8	1555 Daphne Street	Broomfield	80020	Broomfield County	Boulder Valley School District No. Re2	No	No	No	No	(720) 561-8400	490	30	16.5	34.3%	315 (64.3%)	6 (1.2%)	123 (25.1%)	13 (2.7%)	3 (0.6%)	0 (0.0%)	30 (6.1%)	70.3	122^nd of 469 public middle schools	74.0%		56.9	179^th of 485 public middle schools	63.1%	57	59.3	63.7	56.9	60.2	35.5	42.0	44.1	40.8	47.3	$20,017
Shaw Heights Middle School	Public	6-8	8780 Circle Drive	Westminster	80030	Adams County	Westminster Public Schools	No	No	No	No	(303) 428-9533	321	18	17.7	86.6%	47 (14.6%)	10 (3.1%)	240 (74.8%)	14 (4.4%)	0 (0.0%)	3 (0.9%)	7 (2.2%)	10.2	441^st of 469 public middle schools	6.0%		11.9	440^th of 485 public middle schools	9.3%	1	9.2	28.1	20.2	19.7	7.8	6.6	9.2	7.9	9.5	$19,960

Frequently Asked Questions about Century Middle School

What high school do graduates of Century Middle School attend?

Students who attend Century Middle School usually go on to attend Mountain Range High School

Is Century Middle School a good school?

Century Middle School ranks 279^th of 469 Colorado middle schools. SchoolDigger rates this school 2 stars out of 5.

What district is Century Middle School in?

Adams 12 Five Star Schools

What is the racial makeup of Century Middle School?

Students at Century Middle School are 43% White, 43% Hispanic, 6% Asian, 6% Two or more races, 1% African American.

How many students attend Century Middle School?

In the 2024-25 school year, 717 students attended Century Middle School.

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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.