Best High Schools in Illinois

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Find the best Illinois 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 Illinois 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 PreACT Secure and ACT test scores by the Illinois State Board of Education. The most recent update was on Thursday, October 30, 2025.

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School														Students/Teachers											Per Pupil Expenditures (2025)							Ranking (2025 vs 2024)					ID
Rank (of 698)	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
391	Grayville Junior Senior High School	Public	6-12	728 W North St	Grayville	62844	White County	Grayville CUSD 1	No	(n/a)	No	Yes	(618) 375-7114	145	13	11.5	53.8%	143 (98.6%)	0 (0.0%)	0 (0.0%)	1 (0.7%)	0 (0.0%)	0 (0.0%)	1 (0.7%)	$13,920			$1,410			$12,510	45.5	54.8	263	128		171758002058
392	Pekin Community High School	Public	9-12	1903 Court St	Pekin	61554	Tazewell County	Pekin Central School District 303	No	(n/a)	No	Yes	(309) 347-4101	1,712	110	15.5	44.6%	1,537 (89.8%)	26 (1.5%)	64 (3.7%)	18 (1.1%)	2 (0.1%)	2 (0.1%)	60 (3.5%)	$17,828			$1,086			$16,742	45.1	46.5	339	53		173111003245
393	Hamilton County Junior/Senior High School	Public	7-12	1 Fox Ln	Mc Leansboro	62859	Hamilton County	Hamilton County CUSD 10	No	(n/a)	No	No	(618) 643-2328	480	33	14.7	53.1%	462 (96.3%)	2 (0.4%)	11 (2.3%)	0 (0.0%)	2 (0.4%)	0 (0.0%)	2 (0.4%)	$11,682			$1,356			$10,326	45	17.7	574	181		171079004391
394	Knoxville Senior High School	Public	9-12	600 E Main St	Knoxville	61448	Knox County	Knoxville CUSD 202	No	(n/a)	No	No	(309) 289-2324	272	25	10.7	49.3%	259 (95.2%)	1 (0.4%)	0 (0.0%)	1 (0.4%)	0 (0.0%)	0 (0.0%)	11 (4.0%)	$16,124			$644			$15,481	44.8	48.8	321	73		172139002407
395	Centennial High School	Public	9-12	913 Crescent Dr	Champaign	61821	Champaign County	Champaign CUSD 4	No	(n/a)	No	Yes	(217) 351-3954	1,476	109	13.4	51.4%	388 (26.3%)	651 (44.1%)	191 (12.9%)	113 (7.7%)	1 (0.1%)	1 (0.1%)	130 (8.8%)	$18,160			$727			$17,432	44.7	50.8	303	92		170942000545
396	Senn High School	Public	9-12	5900 N Glenwood Ave	Chicago	60660	Cook County	Chicago Public Schools District 299	No	(n/a)	No	Yes	(773) 534-2365	1,571	101	15.5	73.6%	286 (18.2%)	375 (23.9%)	623 (39.7%)	223 (14.2%)	11 (0.7%)	2 (0.1%)	50 (3.2%)	$15,928			$1,465			$14,463	44.7	44.5	359	37		170993001114
397	Mattoon High School	Public	9-12	2521 Walnut Ave	Mattoon	61938	Coles County	Mattoon CUSD 2	No	(n/a)	No	Yes	(217) 238-7800	888	52	16.9	47.5%	729 (82.1%)	39 (4.4%)	48 (5.4%)	4 (0.5%)	1 (0.1%)	0 (0.0%)	67 (7.5%)	$14,972			$1,118			$13,854	44.7	38.5	401	4		172505002734
398	A-C Central High School	Public	9-12	601 W Buchanan St	Ashland	62612	Cass County	A-C Central CUSD 262	No	(n/a)	No	No	(217) 476-3312	96	8	12.3	38.5%	87 (90.6%)	1 (1.0%)	6 (6.3%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	2 (2.1%)	$19,834			$779			$19,055	44.3	33.7	444	46		170010505357
399	Oakwood High School	Public	9-12	5870 US Route 150	Fithian	61844	Vermilion County	Oakwood CUSD 76	No	(n/a)	No	No	(217) 354-2358	256	22	11.9	51.6%	232 (90.6%)	5 (2.0%)	17 (6.6%)	1 (0.4%)	0 (0.0%)	0 (0.0%)	1 (0.4%)	$15,045			$103			$14,942	44.2	51.3	292	107		171080001317
400	West Chicago Community High School	Public	9-12	326 Joliet St	West Chicago	60185	DuPage County	Chsd 94	No	(n/a)	No	Yes	(630) 876-6200	2,040	139	14.7		405 (19.9%)	52 (2.5%)	1,467 (71.9%)	70 (3.4%)	2 (0.1%)	1 (0.0%)	43 (2.1%)	$19,076			$1,193			$17,884	44.2	42.8	374	26		174044004071

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About our rankings:

Schooldigger calculates school rankings based on PreACT Secure English Language Arts, PreACT Secure Mathematics, PreACT Secure Science, ACT English Language Arts, ACT Mathematics, ACT Science test scores released by the Illinois State Board of Education.
These rankings were last updated on October 30, 2025, and are based on the most recent test scores available. We update rankings as we receive new test scores from the Illinois State Board 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 Illinois State Board of Education.
For more information about our ranking process, please see our Ranking FAQ. Details about our methodology are here.

Educational resources:

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Understanding an IEP: The Ultimate Guide for Parents and Educators

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Virtual Schools: The Future of Online Education

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau, the Illinois Department of Public Health and the Illinois State Board of Education.