Best High Schools in Colorado

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Find the best Colorado high schools with SchoolDigger.com! Focused on test scores for accurate rankings, our user-friendly site simplifies your search. Empower your decisions by exploring top-rated schools, only on SchoolDigger.com - the ultimate guide to K-12 schools!

Year after year, SchoolDigger is always the first to publish Colorado test scores and rankings. Other sites use stale test score data that are several years old! Be in the know with the very latest performance metrics.

The list is updated annually upon the release of the PSAT10 and PSAT9 and SAT and CMAS test scores by the Colorado Department of Education. The most recent update was on Thursday, August 21, 2025.

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School														Students/Teachers											Per Pupil Expenditures (2024)							Ranking (2025 vs 2024)					ID
Rank (of 328)	School	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	# Students	Full-time Teachers	Student/ Teacher Ratio	Free/Disc Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Per Pupil Expenditures: Total	Personnel from Federal Funds	Non-Personnel from Federal Funds	Total from Federal Funds	Personnel from State and Local Funds	Non-Personnel from State and Local Funds	Total from State and Local Funds	Average Standard Score (2025)	Average Standard Score (2024)	Rank (2024)	Rank Change from 2024	SchoolDigger Rating (2025)	ID
41	Ascend College Prep	Public	10-12	1650 Telstar Drive	Colorado Springs	80920	El Paso County	Education Reenvisioned BOCES	No	No	No	No	(877) 449-4199	109	6	18		90 (82.6%)	1 (0.9%)	9 (8.3%)	1 (0.9%)	2 (1.8%)	0 (0.0%)	6 (5.5%)	$10,141							86	79.3	64	23		080028206842
42	Boulder High School	Public	9-12	1604 Arapahoe Avenue	Boulder	80302	Boulder County	Boulder Valley School District No. Re2	No	No	No	No	(720) 561-2200	1,939	91	21.2	34.5%	1,204 (62.1%)	20 (1.0%)	560 (28.9%)	51 (2.6%)	2 (0.1%)	2 (0.1%)	93 (4.8%)	$17,454							85.8	86	44	2		080249000101
43	Loveland Classical School	Public, Charter, Alternative	K-12	3835 SW 14th Street	Loveland	80537	Larimer County	Thompson School District R-2j	Yes	No	No	No	(970) 541-1507	1,032	61	16.8	22.6%	817 (79.2%)	9 (0.9%)	161 (15.6%)	6 (0.6%)	6 (0.6%)	1 (0.1%)	32 (3.1%)	$10,299							85.5	61.1	121	78		080540006534
44	St. Vrain Virtual High School	Public, Virtual	9-12	1200 South Sunset Street	Longmont	80501	Boulder County	St. Vrain Valley School District No. Re1J	No	No	Yes	No	(303) 591-8627	69	20	3.5	14.5%	54 (78.3%)	0 (0.0%)	8 (11.6%)	2 (2.9%)	1 (1.4%)	0 (0.0%)	4 (5.8%)	$20,728							84.5			(n/a)		080537006532
45	Colorado Early Colleges Fort Collins	Public, Charter	6-12	4424 Innovation Drive	Fort Collins	80525	Larimer County	State Charter School Institute	Yes	No	No	No	(970) 377-0044	971	40	24.5	33.5%	714 (73.5%)	20 (2.1%)	164 (16.9%)	29 (3.0%)	3 (0.3%)	1 (0.1%)	39 (4.0%)	$12,681							84.2	83.8	49	4		080002006542
46	Skyview Academy	Public, Charter, Alternative	PK, KG-12	6161 Business Center Drive	Highlands Ranch	80130	Douglas County	Douglas County School District No. Re 1	Yes	No	No	No	(303) 471-8439	1,358	84	16.1	15.1%	735 (54.1%)	31 (2.3%)	184 (13.5%)	274 (20.2%)	9 (0.7%)	3 (0.2%)	122 (9.0%)	$11,070							83.8	80.9	59	13		080345006455
47	Chatfield High School	Public	9-12	7227 South Simms Street	Littleton	80127	Jefferson County	Jefferson County School District No. R-1	No	No	No	No	(303) 982-3670	1,808	91	19.7	18.3%	1,388 (76.8%)	16 (0.9%)	277 (15.3%)	45 (2.5%)	4 (0.2%)	1 (0.1%)	77 (4.3%)	$15,492							83.4	86	45	2		080480001383
48	Air Academy High School	Public	9-12	551 North Frontage Road West	Usaf Academy	80840	El Paso County	Academy School District No. 20	No	No	No	No	(719) 234-2400	1,380	78	17.6	18.3%	952 (69.0%)	39 (2.8%)	237 (17.2%)	46 (3.3%)	2 (0.1%)	1 (0.1%)	103 (7.5%)	$13,787							83	86.1	43	5		080192000002
49	Aspen High School	Public	9-12	235 High School Road	Aspen	81611	Pitkin County	Aspen School District No. 1	No	No	No	No	(970) 925-3760	559	45	12.5		452 (80.9%)	2 (0.4%)	82 (14.7%)	11 (2.0%)	0 (0.0%)	0 (0.0%)	12 (2.1%)	$29,786							82.5	81.2	58	9		080228000047
50	Renaissance Secondary School	Public, Charter	6-12	3954 Trail Boss Lane	Castle Rock	80104	Douglas County	Douglas County School District No. Re 1	Yes	No	No	No	(720) 689-6120	441	27	16.6	17.5%	359 (81.4%)	4 (0.9%)	57 (12.9%)	6 (1.4%)	0 (0.0%)	0 (0.0%)	15 (3.4%)	$15,112							82.3	78.2	70	20		080345006714

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Other SchoolDigger ranking lists for Colorado

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New! SchoolDigger ranking lists for CO student subgroups:

Female Students Male Students Asian Students African American Students Hispanic Students White Students Multi-racial Students English Language Learner Students Low Socio Economic Status Students Disabled Students Gifted and Talented Students

About our rankings:

Schooldigger calculates school rankings based on PSAT10 Reading and Writing, PSAT10 Mathematics, CMAS Science, SAT Reading and Writing, SAT Mathematics, PSAT9 Reading and Writing, PSAT9 Mathematics test scores released by the Colorado Department of Education.
These rankings were last updated on August 21, 2025, and are based on the most recent test scores available. We update rankings as we receive new test scores from the Colorado Department of Education, usually on a yearly basis.
Our sources of data include the National Center for Education Statistics, U.S. Department of Education and the Colorado Department of Education.
For more information about our ranking process, please see our Ranking FAQ. Details about our methodology are here.

Educational resources:

No Child Left Behind (NCLB): A Comprehensive Analysis of Its Impact on Education

Per-Pupil Spending: Understanding the Breakdown of Federal, State, and Local Funds

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