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
421	Arcola High School	Public	7-12	351 W Washington St	Arcola	61910	Douglas County	Arcola CUSD 306	No	(n/a)	No	No	(217) 268-4962	299	27	11	57.2%	153 (51.2%)	2 (0.7%)	135 (45.2%)	2 (0.7%)	0 (0.0%)	0 (0.0%)	7 (2.3%)	$16,209			$455			$15,754	41.8	18	570	149		170396000083
422	Moline Senior High School	Public	9-12	3600 Avenue of The Cities	Moline	61265	Rock Island County	Moline-Coal Valley CUSD 40	No	(n/a)	No	Yes	(309) 743-1624	2,195	119	18.3	55.4%	986 (44.9%)	253 (11.5%)	721 (32.8%)	64 (2.9%)	8 (0.4%)	1 (0.0%)	152 (6.9%)	$14,101			$495			$13,606	41.8	39.7	393	29		172640002824
423	Collinsville High School	Public	9-12	2201 S Morrison Ave	Collinsville	62234	St. Clair County	Collinsville CUSD 10	No	(n/a)	No	No	(618) 343-6140	1,956	132	14.8	66.3%	1,028 (52.6%)	271 (13.9%)	539 (27.6%)	7 (0.4%)	1 (0.1%)	2 (0.1%)	108 (5.5%)	$13,905			$1,348			$12,557	41.8	38.3	408	15		171065001278
424	North Boone High School	Public	9-12	17823 Poplar Grove Rd	Poplar Grove	61065	Boone County	North Boone CUSD 200	No	(n/a)	No	Yes	(815) 765-3311	496	34	14.5	46.8%	295 (59.5%)	9 (1.8%)	155 (31.3%)	0 (0.0%)	2 (0.4%)	0 (0.0%)	35 (7.1%)	$16,457			$673			$15,784	41.7	51.5	291	133		172870003013
425	Windsor Junior & Senior High School	Public	7-12	1424 Minnesota Ave	Windsor	61957	Shelby County	Windsor CUSD 1	No	(n/a)	No	No	(217) 459-2636	134	14	9.8	37.3%	122 (91.0%)	1 (0.7%)	7 (5.2%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	4 (3.0%)	$15,811			$964			$14,847	41.7	20	549	124		174269004676
426	Cobden High School	Public	9-12	413 N Appleknocker St	Cobden	62920	Union County	Cobden SUD 17	No	(n/a)	No	Yes	(618) 893-4031	135	14	9.8	95.6%	76 (56.3%)	1 (0.7%)	51 (37.8%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	7 (5.2%)	$17,537			$1,306			$16,230	41.5	53.8	273	153		171057001274
427	Waltonville High School	Public	9-12	804 W Knob St	Waltonville	62894	Jefferson County	Waltonville CUSD 1	No	(n/a)	No	Yes	(618) 279-7211	98	9	10.8	46.9%	95 (96.9%)	1 (1.0%)	0 (0.0%)	0 (0.0%)	1 (1.0%)	0 (0.0%)	1 (1.0%)	$13,970			$652			$13,318	41.4	21.1	540	113		174065004087
428	Havana High School	Public	9-12	501 S McKinley St	Havana	62644	Mason County	Havana CUSD 126	No	(n/a)	No	Yes	(309) 543-3337	249	22	11.4	47.0%	236 (94.8%)	0 (0.0%)	1 (0.4%)	1 (0.4%)	5 (2.0%)	0 (0.0%)	5 (2.0%)	$15,265			$412			$14,853	41.3	49.9	313	115		171851002143
429	Vandalia Community High School	Public	9-12	1109 N 8th St	Vandalia	62471	Fayette County	Vandalia CUSD 203	No	(n/a)	No	Yes	(618) 283-5155	411	42	9.7	49.1%	373 (90.8%)	0 (0.0%)	11 (2.7%)	1 (0.2%)	1 (0.2%)	0 (0.0%)	25 (6.1%)	$17,477			$845			$16,632	41.1	51	300	129		174014004044
430	Lebanon High School	Public	6-12	200 W Schuetz St	Lebanon	62254	St. Clair County	Lebanon CUSD 9	No	(n/a)	No	Yes	(618) 537-4423	218	24	9	39.9%	158 (72.5%)	35 (16.1%)	11 (5.0%)	2 (0.9%)	1 (0.5%)	1 (0.5%)	10 (4.6%)	$19,021			$1,428			$17,592	41	42.6	377	53		172230002498

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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:

Student-Teacher Ratios and their Impact on Class Sizes & School Selection

Every Student Succeeds Act (ESSA): Transforming Education in America

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.