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
361	Mendota Township High School	Public	9-12	2300 W Main St	Mendota	61342	LaSalle County	Mendota Township HSD 280	No	(n/a)	No	Yes	(815) 539-7446	493	37	13.3	56.2%	273 (55.4%)	9 (1.8%)	193 (39.1%)	0 (0.0%)	3 (0.6%)	0 (0.0%)	13 (2.6%)	$18,020			$440			$17,581	48.6	42.4	378	17		172565002775
362	Southwestern High School	Public	9-12	8226 Route 111	Piasa	62079	Macoupin County	Southwestern CUSD 9	No	(n/a)	No	No	(618) 372-3813	370	31	11.7	42.2%	349 (94.3%)	7 (1.9%)	8 (2.2%)	0 (0.0%)	1 (0.3%)	0 (0.0%)	5 (1.4%)	$15,000			$1,533			$13,468	48.6	51.9	289	73		173150003320
363	Princeton High School	Public	9-12	103 S Euclid Ave	Princeton	61356	Bureau County	Princeton HSD 500	No	(n/a)	No	Yes	(815) 875-3308	479	31	15.5	39.7%	429 (89.6%)	12 (2.5%)	26 (5.4%)	6 (1.3%)	2 (0.4%)	1 (0.2%)	3 (0.6%)	$18,014			$1,039			$16,976	48.5	49.1	320	43		173270003392
364	Paris Cooperative High School	Public	9-12	14040 E 1200th Rd	Paris	61944	Edgar County	Paris Cooperative High School	No	(n/a)	No	(n/a)	(217) 466-1175	0	31	0		0 ()	0 ()	0 ()	0 ()	0 ()	0 ()	0 ()								48.5	49.2	317	47		170139706061
365	Marion High School	Public	9-12	1501 S Carbon St	Marion	62959	Williamson County	Marion CUSD 2	No	(n/a)	No	No	(618) 993-8196	1,075	74	14.5	48.1%	817 (76.0%)	98 (9.1%)	59 (5.5%)	13 (1.2%)	1 (0.1%)	2 (0.2%)	85 (7.9%)	$15,495			$1,196			$14,299	47.9	51.1	297	68		172460002666
366	Blue Ridge High School	Public	9-12	411 N John St	Farmer City	61842	De Witt County	Blue Ridge CUSD 18	No	(n/a)	No	No	(309) 928-2622	155	20	7.7	42.6%	136 (87.7%)	0 (0.0%)	4 (2.6%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	14 (9.0%)	$22,575			$841			$21,734	47.7	57.7	242	124		170000305119
367	Norris City-Omaha-Enfield High School	Public	9-12	205 E Eubanks St	Norris City	62869	White County	Norris City-Omaha-Enfield CUSD 3	No	(n/a)	No	No	(618) 378-3312	195	19	10.1	55.9%	185 (94.9%)	0 (0.0%)	3 (1.5%)	0 (0.0%)	1 (0.5%)	0 (0.0%)	6 (3.1%)	$14,696			$15			$14,681	47.7	31.7	461	94		170000403010
368	Rochelle Township High School	Public	9-12	1401 Flagg Rd	Rochelle	61068	Ogle County	Rochelle Township HSD 212	No	(n/a)	No	Yes	(815) 562-4161	859	56	15.2		453 (52.7%)	19 (2.2%)	349 (40.6%)	2 (0.2%)	1 (0.1%)	0 (0.0%)	35 (4.1%)	$18,753			$260			$18,493	47.6	50.8	303	65		173429003516
369	Cowden-Herrick Junior/Senior High School	Public	6-12	633 County Highway 22	Cowden	62422	Shelby County	Cowden-Herrick CUSD 3A	No	(n/a)	No	Yes	(217) 783-2125	168	17	9.8	64.3%	164 (97.6%)	1 (0.6%)	0 (0.0%)	1 (0.6%)	1 (0.6%)	1 (0.6%)	0 (0.0%)	$15,594			$1,538			$14,056	47.5	69	169	200		170017602389
370	Oakland High School	Public	9-12	310 Teeter St	Oakland	61943	Coles County	Oakland CUSD 5	No	(n/a)	No	No	(217) 346-2118	61	11	5.8	19.7%	58 (95.1%)	1 (1.6%)	1 (1.6%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	1 (1.6%)	$19,557			$890			$18,667	47.5	76.4	132	238		172934003073

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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:

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

Public School Districts and Their Services: A Comprehensive Guide

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.