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
441	Chester High School	Public	9-12	1901 Swanwick St	Chester	62233	Randolph County	Chester CUSD 139	No	(n/a)	No	Yes	(618) 826-2302	335	22	15.5	39.4%	294 (87.8%)	4 (1.2%)	30 (9.0%)	1 (0.3%)	0 (0.0%)	0 (0.0%)	6 (1.8%)	$16,496			$1,437			$15,060	40.1	34.2	439	2		170981000579
442	Riverton High School	Public	9-12	841 N 3rd St	Riverton	62561	Sangamon County	Riverton CUSD 14	No	(n/a)	No	Yes	(217) 629-6003	357	23	15.5	51.3%	311 (87.1%)	10 (2.8%)	7 (2.0%)	2 (0.6%)	2 (0.6%)	2 (0.6%)	23 (6.4%)	$15,930			$1,474			$14,457	40	35.4	432	10		173410003498
443	Abingdon-Avon High School	Public	9-12	600 W Martin St	Abingdon	61410	Knox County	Abingdon-Avon CUSD 276	No	(n/a)	No	No	(309) 462-2338	278	24	11.3	51.4%	236 (84.9%)	1 (0.4%)	13 (4.7%)	1 (0.4%)	1 (0.4%)	0 (0.0%)	26 (9.4%)	$15,383			$472			$14,911	40	21.2	535	92		170141306274
444	Illini West High School	Public	9-12	600 Miller St	Carthage	62321	Hancock County	Illini West H S District 307	No	(n/a)	No	Yes	(217) 357-9607	349	23	15	53.6%	321 (92.0%)	1 (0.3%)	15 (4.3%)	4 (1.1%)	1 (0.3%)	0 (0.0%)	7 (2.0%)	$13,672			$612			$13,060	39.9	48.5	322	122		170138405922
445	Anna-Jonesboro High School	Public	9-12	608 S Main St	Anna	62906	Union County	Anna Jonesboro CHSD 81	No	(n/a)	No	Yes	(618) 833-8502	476	35	13.6	50.6%	424 (89.1%)	10 (2.1%)	30 (6.3%)	4 (0.8%)	0 (0.0%)	0 (0.0%)	8 (1.7%)	$15,459			$881			$14,578	39.8	27	498	53		170378000067
446	DePue High School	Public	9-12	204 Pleasant	DePue	61322	Bureau County	DePue Unified School District 103	No	(n/a)	No	(n/a)	(815) 447-2121	86	7	13	87.2%	8 (9.3%)	0 (0.0%)	76 (88.4%)	1 (1.2%)	0 (0.0%)	0 (0.0%)	1 (1.2%)	$20,910			$2,660			$18,250	39.6	17.8	573	127		171209001459
447	Clinton High School	Public	9-12	1200 State Route 54 W	Clinton	61727	De Witt County	Clinton CUSD 15	No	(n/a)	No	No	(217) 935-8337	514	41	12.5	52.1%	427 (83.1%)	4 (0.8%)	48 (9.3%)	3 (0.6%)	1 (0.2%)	2 (0.4%)	29 (5.6%)	$21,258			$747			$20,511	39.6	34.7	437	10		171044001260
448	Galesburg Senior High School	Public	9-12	1135 W Fremont St	Galesburg	61401	Knox County	Galesburg CUSD 205	No	(n/a)	No	Yes	(309) 973-2001	1,158	78	14.7	69.9%	700 (60.4%)	157 (13.6%)	137 (11.8%)	8 (0.7%)	2 (0.2%)	2 (0.2%)	152 (13.1%)	$15,425			$776			$14,648	39.5	44.1	363	85		171608001923
449	Lowpoint-Washburn Junior Senior High School	Public	6-12	508 E Walnut St	Washburn	61570	Woodford County	Lowpoint-Washburn CUSD 21	No	(n/a)	No	Yes	(309) 248-7521	156	15	10.7	46.8%	146 (93.6%)	1 (0.6%)	6 (3.8%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	3 (1.9%)	$17,513			$1,272			$16,242	39.3	44.9	353	96		174092004104
450	Sesser-Valier High School	Public	9-12	4626 State Highway 154	Sesser	62884	Franklin County	Sesser-Valier CUSD 196	No	(n/a)	No	No	(618) 625-5105	175	17	10.2	48.0%	161 (92.0%)	0 (0.0%)	7 (4.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	7 (4.0%)	$16,887			$1,962			$14,925	39.3	29.7	474	24		173594003730

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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:

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

Charter Schools vs Regular Public Schools: Understanding the Key Differences

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.