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
401	Addison Trail High School	Public	9-12	213 N Lombard Rd	Addison	60101	DuPage County	DuPage HSD 88	No	(n/a)	No	Yes	(630) 628-3302	1,847	113	16.3	62.9%	386 (20.9%)	48 (2.6%)	1,301 (70.4%)	77 (4.2%)	7 (0.4%)	3 (0.2%)	25 (1.4%)	$23,542			$627			$22,915	43.9	45.9	344	57		171394001737
402	Centralia High School	Public	9-12	2100 E Calumet St	Centralia	62801	Marion County	Centralia HSD 200	No	(n/a)	No	No	(618) 532-7391	887	72	12.2	64.1%	613 (69.1%)	108 (12.2%)	61 (6.9%)	8 (0.9%)	5 (0.6%)	0 (0.0%)	92 (10.4%)	$21,549			$1,384			$20,165	43.9	47.4	329	73		170930000538
403	H L Richards High Sch(Campus)	Public	9-12	10601 Central Ave	Oak Lawn	60453	Cook County	Chsd 218	No	(n/a)	No	Yes	(708) 499-2550	1,702	113	15	61.9%	677 (39.8%)	368 (21.6%)	559 (32.8%)	38 (2.2%)	4 (0.2%)	0 (0.0%)	51 (3.0%)	$25,905			$917			$24,988	43.9	49.8	314	89		170654000343
404	Ottawa Township High School	Public	9-12	211 E Main St	Ottawa	61350	LaSalle County	Ottawa Township HSD 140	No	(n/a)	No	Yes	(815) 433-1323	1,223	89	13.7		936 (76.5%)	22 (1.8%)	207 (16.9%)	9 (0.7%)	4 (0.3%)	1 (0.1%)	44 (3.6%)	$19,308			$678			$18,630	43.6	53.7	275	129		173033003141
405	Du Quoin High School	Public	9-12	500 E South St	Du Quoin	62832	Perry County	Du Quoin CUSD 300	No	(n/a)	No	No	(618) 542-4744	397	34	11.5	45.3%	339 (85.4%)	15 (3.8%)	11 (2.8%)	3 (0.8%)	0 (0.0%)	0 (0.0%)	29 (7.3%)	$16,460			$1,414			$15,046	43.6	42.7	375	30		171276001530
406	Horizon Science Academy-McKinley Pk	Public, Charter, Alternative	K-12	2245 W Pershing Rd	Chicago	60609	Cook County	Horizon Science Academy-McKinley Pk	Yes	(n/a)	No	Yes	(773) 247-8400	873	81	10.7	80.3%	54 (6.2%)	93 (10.7%)	720 (82.5%)	3 (0.3%)	1 (0.1%)	0 (0.0%)	2 (0.2%)	$20,542			$2,294			$18,249	43.6	89	74	332		170141006254
407	Belleville High School-West	Public	9-12	4063 Frank Scott Pkwy W	Belleville	62223	St. Clair County	Belleville Township HSD 201	No	(n/a)	No	Yes	(618) 222-7610	2,118	134	15.7	59.9%	918 (43.3%)	960 (45.3%)	122 (5.8%)	9 (0.4%)	13 (0.6%)	6 (0.3%)	89 (4.2%)	$20,062			$1,291			$18,771	43.5	37.7	416	9		170564000243
408	Edinburg High School	Public	9-12	100 E Martin St	Edinburg	62531	Christian County	Edinburg CUSD 4	No	(n/a)	No	No	(217) 623-5603	74	7	10.3	52.7%	65 (87.8%)	1 (1.4%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	8 (10.8%)	$18,907			$1,424			$17,483	43.4	12.5	633	225		171341001632
409	Rock Falls Township High School	Public	9-12	101 12th Ave	Rock Falls	61071	Whiteside County	Rock Falls Township HSD 301	No	(n/a)	No	Yes	(815) 625-3886	530	39	13.5	60.4%	391 (73.8%)	9 (1.7%)	98 (18.5%)	2 (0.4%)	0 (0.0%)	0 (0.0%)	30 (5.7%)	$21,122			$935			$20,187	43.1	40.5	388	21		173438003525
410	Monmouth-Roseville High School	Public	9-12	200 S B St	Monmouth	61462	Warren County	Monmouth-Roseville CUSD 238	No	(n/a)	No	No	(309) 734-5118	483	29	16.4	52.0%	262 (54.2%)	12 (2.5%)	161 (33.3%)	17 (3.5%)	1 (0.2%)	1 (0.2%)	29 (6.0%)	$14,139			$1,475			$12,664	43.1	46.9	336	74		170032005601

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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:

Charter Schools vs Regular Public Schools: Understanding the Key Differences

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

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.