Best High Schools in Delaware

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Find the best Delaware 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 Delaware 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 DeSSA and SAT test scores by the Delaware Department of Education. The most recent update was on Friday, August 15, 2025.

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School														Students/Teachers											Per Pupil Expenditures (2025)							Ranking (2025 vs 2024)					ID
Rank (of 41)	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
21	Lake Forest High School	Public	9-12	5407 Killens Pond Road	Felton	19943	Kent County	Lake Forest School District	No	No	No	Yes	(302) 284-9291	951	51	18.6		537 (56.5%)	241 (25.3%)	83 (8.7%)	18 (1.9%)	5 (0.5%)	2 (0.2%)	65 (6.8%)	$17,976							44	33.5	23	2		100079000095
22	Christiana High School	Public	6-12	190 Salem Church Road	Newark	19713	New Castle County	Christina School District	No	No	No	Yes	(302) 631-2400	1,425	85	16.8		365 (25.6%)	618 (43.4%)	236 (16.6%)	101 (7.1%)	3 (0.2%)	8 (0.6%)	94 (6.6%)	$23,804							39.8	37.2	22			100020000240
23	First State Military Academy	Public, Charter	9-12	355 West Duck Creek Road	Clayton	19938	Kent County	First State Military Academy	Yes	No	No	Yes	(302) 223-2150	433	24	18		214 (49.4%)	142 (32.8%)	51 (11.8%)	9 (2.1%)	1 (0.2%)	2 (0.5%)	14 (3.2%)								38.1	33.4	24	1		100005700368
24	Sussex Central High School	Public	9-12	26026 Patriots Way	Georgetown	19947	Sussex County	Indian River School District	No	No	No	Yes	(302) 934-3166	2,012	131	15.3		657 (32.7%)	262 (13.0%)	982 (48.8%)	25 (1.2%)	8 (0.4%)	1 (0.0%)	77 (3.8%)	$20,152							37.7	32.7	25	1		100068000090
25	Newark High School	Public	9-12	750 East Delaware Avenue	Newark	19711	New Castle County	Christina School District	No	No	No	Yes	(302) 631-4700	1,039	68	15.2		293 (28.2%)	399 (38.4%)	254 (24.4%)	27 (2.6%)	3 (0.3%)	3 (0.3%)	60 (5.8%)	$29,042							36.5	31.3	26	1		100020000238
26	Delcastle Technical High School	Public	9-12	1417 Newport Road	Wilmington	19804	New Castle County	New Castle County Vocational-Technical School District	No	No	No	Yes	(302) 995-8100	1,605	118	13.6		318 (19.8%)	483 (30.1%)	707 (44.0%)	15 (0.9%)	9 (0.6%)	1 (0.1%)	72 (4.5%)								35.3	22.9	32	6		100128000154
27	Delmar High School	Public	9-12	200 North Eighth Street	Delmar	19940	Sussex County	Delmar School District	No	No	No	No	(302) 846-9544	713	35	20.3		415 (58.2%)	112 (15.7%)	110 (15.4%)	27 (3.8%)	3 (0.4%)	1 (0.1%)	45 (6.3%)	$15,249							34.2	58.9	14	13		100027000080
28	Dover High School	Public	9-12	One Dover High Drive	Dover	19904	Kent County	Capital School District	No	No	No	No	(302) 241-2400	1,812	88	20.5		340 (18.8%)	1,022 (56.4%)	295 (16.3%)	32 (1.8%)	10 (0.6%)	10 (0.6%)	103 (5.7%)	$18,334							29.5	27.9	28			100019000050
29	Penn (William) High School	Public	9-12	713 East Basin Road	New Castle	19720	New Castle County	Colonial School District	No	No	No	Yes	(302) 323-2800	2,069	117	17.6		443 (21.4%)	1,030 (49.8%)	483 (23.3%)	34 (1.6%)	9 (0.4%)	3 (0.1%)	67 (3.2%)	$24,132							28.7	22.2	33	4		100023000209
30	Dickinson (John) School	Public	6-12	1801 Milltown Road	Wilmington	19808	New Castle County	Red Clay Consolidated School District	No	No	No	No	(302) 992-5500	1,027	66	15.5		349 (34.0%)	257 (25.0%)	367 (35.7%)	25 (2.4%)	4 (0.4%)	0 (0.0%)	25 (2.4%)	$21,935							25.9	29.1	27	3		100130000275

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About our rankings:

Schooldigger calculates school rankings based on DeSSA Science, SAT English Language Arts, SAT Mathematics, SAT Essay, DeSSA Social Studies test scores released by the Delaware Department of Education.
These rankings were last updated on August 15, 2025, and are based on the most recent test scores available. We update rankings as we receive new test scores from the Delaware Department 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 Delaware Department of Education.
For more information about our ranking process, please see our Ranking FAQ. Details about our methodology are here.

Educational resources:

High school students working on a science experiment

Magnet Schools: Unleashing the Power of Education

State-Administered Standardized Tests: A Comprehensive Guide

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Delaware Department of Education.