Top 100 schools by math proficiency in Delaware (2025)

Schools ranked by the share of tested students proficient or above in math on the state assessment (EDFacts, all students), for schools with 30 or more tested students. Ordered by the measure shown, with the Success Index (US) for context; 100 schools shown.

#	School	Sector	Math · reading	Success Index (US)	Key result	Students
1	Charter School of Wilmington Wilmington · High · Grades 9–12	Charter	91% · 98%	82.3 Top 10%	91% Math proficiency	977
2	Lake Forest North Elementary School Felton · Elementary · Grades K–3	Public	82% · 77%	84.8 Top 5%	82% Math proficiency	424
3	North Star Elementary School Hockessin · Elementary · Grades K–5	Public	81% · 84%	86.2 Top 5%	81% Math proficiency	589
4	Lord Baltimore Elementary School Ocean View · Elementary · Grades K–5	Public	80% · 76%	86.8 Top 5%	80% Math proficiency	557
5	Loss (Olive B.) Elementary School Bear · Elementary · Grades 1–5	Public	78% · 82%	87.0 Top 5%	78% Math proficiency	499
6	Lake Forest East Elementary School Frederica · Elementary · Grades K–3	Public	77% · 77%	83.1 Top 10%	77% Math proficiency	353
7	West Park Place Elementary School Newark · Elementary · Grades K–5	Public	77% · 72%	84.8 Top 5%	77% Math proficiency	350
8	Southern Delaware School of the Arts Selbyville · Elementary · Grades K–8	Public	73% · 84%	88.5 Top 5%	73% Math proficiency	404
9	Major George S. Welch Elementary School Dover · Elementary · Grades K–5	Public	72% · 79%	89.7 Top 5%	72% Math proficiency	261
10	Wilson (Etta J.) Elementary School Newark · Elementary · Grades K–5	Public	72% · 72%	82.6 Top 10%	72% Math proficiency	271
11	Allen Frear Elementary School Camden · Elementary · Grades 1–5	Public	71% · 83%	87.8 Top 5%	71% Math proficiency	504
12	Linden Hill Elementary School Wilmington · Elementary · Grades K–5	Public	70% · 74%	76.8 Top 25%	70% Math proficiency	532
13	East Millsboro Elementary School Millsboro · Elementary · Grades K–5	Public	70% · 64%	70.8 Top 25%	70% Math proficiency	820
14	Rehoboth Elementary School Rehoboth Beach · Elementary · Grades K–5	Public	69% · 78%	83.0 Top 10%	69% Math proficiency	557
15	Frederick Douglass Elementary School Seaford · Elementary · Grades 3–5	Public	68% · 66%	77.1 Top 25%	68% Math proficiency	456
16	Dover Air Force Base Middle School Dover · Middle · Grades 6–8	Public	67% · 82%	85.7 Top 5%	67% Math proficiency	98
17	Beacon Middle School Lewes · Middle · Grades 6–8	Public	66% · 74%	87.2 Top 5%	66% Math proficiency	427
18	Lewes Elementary School Lewes · Elementary · Grades K–5	Public	66% · 71%	76.7 Top 25%	66% Math proficiency	620
19	Love Creek Elementary School Lewes · Elementary · Grades K–5	Public	66% · 68%	73.4 Top 25%	66% Math proficiency	631
20	Downes (John R.) Elementary School Newark · Elementary · Grades K–5	Public	66% · 58%	75.6 Top 25%	66% Math proficiency	346
21	Long Neck Elementary School Millsboro · Elementary · Grades K–5	Public	64% · 60%	66.5 Top 50%	64% Math proficiency	712
22	Conrad Schools of Science Wilmington · High · Grades 6–12	Public	63% · 75%	68.8 Top 25%	63% Math proficiency	1,164
23	William F. Cooke Jr. Elementary Hockessin · Elementary · Grades K–5	Public	63% · 69%	71.1 Top 25%	63% Math proficiency	613
24	Star Hill Elementary School Dover · Elementary · Grades 1–5	Public	63% · 67%	72.0 Top 25%	63% Math proficiency	429
25	Claymont Elementary School Claymont · Elementary · Grades K–5	Public	63% · 64%	71.3 Top 25%	63% Math proficiency	937
26	Seaford Central Elementary School Seaford · Elementary · Grades 3–5	Public	63% · 60%	59.9 Top 50%	63% Math proficiency	473
27	Calloway (Cab) School of the Arts Wilmington · High · Grades 6–12	Public	62% · 83%	70.3 Top 25%	62% Math proficiency	941
28	Cedar Lane Elementary School Middletown · Elementary · Grades 1–5	Public	62% · 73%	71.9 Top 25%	62% Math proficiency	634
29	Brandywine Springs School Wilmington · Elementary · Grades K–8	Public	62% · 71%	71.6 Top 25%	62% Math proficiency	941
30	North Dover Elementary School Dover · Elementary · Grades K–4	Public	62% · 62%	61.4 Top 50%	62% Math proficiency	333
31	Booker T. Washington Elementary School Dover · Elementary · Grades K–4	Public	62% · 62%	76.9 Top 25%	62% Math proficiency	314
32	Maclary (R. Elisabeth) Elementary School Newark · Elementary · Grades K–5	Public	62% · 52%	68.2 Top 25%	62% Math proficiency	244
33	Clayton Intermediate School Clayton · Middle · Grades 5–6	Public	61% · 66%	68.1 Top 25%	61% Math proficiency	490
34	Waters (Alfred G.) Middle School Middletown · Middle · Grades 6–8	Public	60% · 69%	70.8 Top 25%	60% Math proficiency	935
35	Sunnyside Elementary School Smyrna · Elementary · Grades K–4	Public	60% · 61%	63.9 Top 50%	60% Math proficiency	507
36	Marshall (Thurgood) Elementary School Newark · Elementary · Grades K–5	Public	60% · 60%	65.1 Top 50%	60% Math proficiency	529
37	Bunker Hill Elementary School Middletown · Elementary · Grades 1–5	Public	59% · 68%	70.1 Top 25%	59% Math proficiency	566
38	Hanby Elementary School Wilmington · Elementary · Grades K–5	Public	58% · 60%	68.6 Top 25%	58% Math proficiency	520
39	Ross (Lulu M.) Elementary School Milford · Elementary · Grades 1–5	Public	58% · 59%	63.2 Top 50%	58% Math proficiency	693
40	H. O. Brittingham Elementary School Milton · Elementary · Grades K–5	Public	58% · 51%	63.4 Top 50%	58% Math proficiency	506
41	Hartly Elementary School Hartly · Elementary · Grades K–4	Public	57% · 67%	74.0 Top 25%	57% Math proficiency	240
42	Providence Creek Academy Charter School Clayton · Elementary · Grades K–8	Charter	57% · 64%	64.6 Top 50%	57% Math proficiency	769
43	Lake Forest Central Elementary School Felton · Elementary · Grades 4–5	Public	57% · 61%	61.2 Top 50%	57% Math proficiency	604
44	Lombardy Elementary School Wilmington · Elementary · Grades K–5	Public	57% · 61%	64.9 Top 50%	57% Math proficiency	466
45	Lancashire Elementary School Wilmington · Elementary · Grades K–5	Public	57% · 59%	61.2 Top 50%	57% Math proficiency	510
46	Showell (Phillip C.) Elementary School Selbyville · Elementary · Grades K–5	Public	57% · 57%	68.6 Top 25%	57% Math proficiency	297
47	North Smyrna Elementary School Smyrna · Elementary · Grades PK–3	Public	57% · 57%	64.4 Top 50%	57% Math proficiency	557
48	Clayton Elementary School Clayton · Elementary · Grades K–4	Public	57% · 57%	57.3 Top 50%	57% Math proficiency	487
49	Lake Forest South Elementary School Harrington · Elementary · Grades K–3	Public	57% · 47%	55.7 Top 50%	57% Math proficiency	407
50	Gallaher (Robert S.) Elementary School Newark · Elementary · Grades K–5	Public	56% · 62%	73.4 Top 25%	56% Math proficiency	469
51	Milton Elementary School Milton · Elementary · Grades K–5	Public	56% · 60%	62.9 Top 50%	56% Math proficiency	582
52	Clayton (John M.) Elementary School Frankford · Elementary · Grades K–5	Public	56% · 56%	66.3 Top 50%	56% Math proficiency	446
53	Townsend Elementary School Townsend · Elementary · Grades 1–5	Public	55% · 65%	68.7 Top 25%	55% Math proficiency	435
54	Georgetown Middle School Georgetown · Middle · Grades 6–8	Public	55% · 64%	69.6 Top 25%	55% Math proficiency	861
55	W. B. Simpson Elementary School Camden · Elementary · Grades 1–5	Public	53% · 65%	64.4 Top 50%	53% Math proficiency	465
56	Old State Elementary School Townsend · Elementary · Grades 1–5	Public	53% · 59%	63.5 Top 50%	53% Math proficiency	765
57	Banneker (Benjamin) Elementary School Milford · Elementary · Grades 1–5	Public	53% · 55%	53.6 Top 50%	53% Math proficiency	540
58	Smith (Jennie E.) Elementary School Newark · Elementary · Grades K–5	Public	53% · 51%	63.4 Top 50%	53% Math proficiency	413
59	Forwood Elementary School Wilmington · Elementary · Grades K–5	Public	52% · 62%	64.7 Top 50%	52% Math proficiency	384
60	Heritage Elementary School Wilmington · Elementary · Grades K–5	Public	52% · 61%	66.2 Top 50%	52% Math proficiency	492
61	Jones (Albert H.) Elementary School Newark · Elementary · Grades K–5	Public	52% · 52%	56.5 Top 50%	52% Math proficiency	329
62	First State Montessori Academy Wilmington · Elementary · Grades K–8	Charter	51% · 66%	56.5 Top 50%	51% Math proficiency	657
63	Selbyville Middle School Selbyville · Middle · Grades 6–8	Public	50% · 67%	68.4 Top 25%	50% Math proficiency	770
64	Smyrna Elementary School Smyrna · Elementary · Grades K–3	Public	50% · 49%	55.8 Top 50%	50% Math proficiency	420
65	Georgetown Elementary School Georgetown · Elementary · Grades K–5	Public	50% · 48%	53.8 Top 50%	50% Math proficiency	825
66	Keene (William B.) Elementary School Newark · Elementary · Grades K–5	Public	50% · 46%	53.0 Top 50%	50% Math proficiency	408
67	Christiana High School Newark · High · Grades 6–12	Public	49% · 61%	56.1 Top 50%	49% Math proficiency	1,425
68	Brick Mill Elementary School Middletown · Elementary · Grades 1–5	Public	48% · 65%	62.9 Top 50%	48% Math proficiency	524
69	Mispillion Elementary Milford · Elementary · Grades 1–5	Public	48% · 55%	53.8 Top 50%	48% Math proficiency	568
70	Marbrook Elementary School Wilmington · Elementary · Grades K–5	Public	47% · 57%	61.3 Top 50%	47% Math proficiency	465
71	duPont (H.B.) Middle School Hockessin · Middle · Grades 6–8	Public	47% · 57%	56.4 Top 50%	47% Math proficiency	764
72	Silver Lake Elementary School Middletown · Elementary · Grades 1–5	Public	47% · 55%	56.5 Top 50%	47% Math proficiency	552
73	McVey (Joseph M.) Elementary School Newark · Elementary · Grades K–5	Public	47% · 47%	55.5 Top 50%	47% Math proficiency	319
74	F. Niel Postlethwait Middle School Camden · Middle · Grades 6–8	Public	45% · 63%	57.1 Top 50%	45% Math proficiency	647
75	W. Reily Brown Elementary School Dover · Elementary · Grades 1–5	Public	45% · 56%	55.6 Top 50%	45% Math proficiency	506
76	Smyrna Middle School Smyrna · Middle · Grades 7–8	Public	45% · 56%	53.8 Top 50%	45% Math proficiency	1,011
77	Nellie Hughes Stokes Elementary School Dover · Elementary · Grades 1–5	Public	45% · 52%	47.4 Lower 50%	45% Math proficiency	487
78	Millsboro Middle School Millsboro · Middle · Grades 6–8	Public	44% · 59%	61.3 Top 50%	44% Math proficiency	726
79	Forest Oak Elementary School Newark · Elementary · Grades K–5	Public	44% · 55%	55.3 Top 50%	44% Math proficiency	429
80	Phillis Wheatley Elementary School Bridgeville · Elementary · Grades 3–5	Public	44% · 45%	45.1 Lower 50%	44% Math proficiency	644
81	Campus Community School Dover · Elementary · Grades K–8	Charter	43% · 65%	50.5 Top 50%	43% Math proficiency	409
82	Redding (Louis L.) Middle School Middletown · Middle · Grades 6–8	Public	43% · 60%	59.5 Top 50%	43% Math proficiency	451
83	Mariner Middle School Milton · Middle · Grades 6–8	Public	43% · 60%	65.1 Top 50%	43% Math proficiency	552
84	Chipman (W.T.) Middle School Harrington · Middle · Grades 6–8	Public	43% · 57%	50.6 Top 50%	43% Math proficiency	905
85	Delmar Middle School Delmar · Middle · Grades 5–8	Public	43% · 52%	46.2 Lower 50%	43% Math proficiency	732
86	North Georgetown Elementary School Georgetown · Elementary · Grades K–5	Public	43% · 44%	41.5 Lower 50%	43% Math proficiency	754
87	Laurel Middle School Laurel · Middle · Grades 7–8	Public	42% · 55%	54.4 Top 50%	42% Math proficiency	373
88	Brookside Elementary School Newark · Elementary · Grades K–5	Public	42% · 37%	45.0 Lower 50%	42% Math proficiency	260
89	Appoquinimink High School Middletown · High · Grades 9–12	Public	40% · 64%	55.8 Top 50%	40% Math proficiency	1,357
90	Moore (John Bassett) School Smyrna · Middle · Grades 4–6	Public	40% · 53%	51.6 Top 50%	40% Math proficiency	638
91	duPont (Pierre S.) Middle School Wilmington · Middle · Grades 6–8	Public	40% · 52%	56.1 Top 50%	40% Math proficiency	730
92	Milford Central Academy Milford · Middle · Grades 6–8	Public	40% · 47%	40.9 Lower 50%	40% Math proficiency	1,013
93	Leasure (May B.) Elementary School Newark · Elementary · Grades K–5	Public	40% · 40%	46.2 Lower 50%	40% Math proficiency	316
94	Brader (Henry M.) Elementary School Newark · Elementary · Grades K–5	Public	40% · 39%	43.6 Lower 50%	40% Math proficiency	324
95	Charter School of New Castle New Castle · Elementary · Grades K–8	Charter	39% · 40%	29.2 Lower 50%	39% Math proficiency	788
96	Dickinson (John) School Wilmington · High · Grades 6–12	Public	38% · 49%	45.0 Lower 50%	38% Math proficiency	1,027
97	South Dover Elementary School Dover · Elementary · Grades K–4	Public	38% · 44%	33.6 Lower 50%	38% Math proficiency	577
98	Delaware Military Academy Wilmington · High · Grades 9–12	Charter	37% · 77%	62.0 Top 50%	37% Math proficiency	547
99	Delmar High School Delmar · High · Grades 9–12	Public	37% · 47%	37.2 Lower 50%	37% Math proficiency	713
100	Carrcroft Elementary School Wilmington · Elementary · Grades K–5	Public	37% · 43%	43.5 Lower 50%	37% Math proficiency	475

Charter School of Wilmington in Wilmington leads the 2025 list of schools by math proficiency in Delaware with Math · reading 91% · 98%. Of the 100 schools shown, 94 are public, 6 are charter.

Use the rankings to build a shortlist, then visit the schools and ask how they support students at your child's level.

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Frequently asked questions

What is the best math results school in Delaware?

Charter School of Wilmington in Wilmington ranks first among schools by math proficiency in Delaware with Math · reading 91% · 98% (Enrollment: 977).

How are schools by math proficiency in Delaware ranked?

Schools ranked by the share of tested students proficient or above in math on the state assessment (EDFacts, all students), for schools with 30 or more tested students. Figures are the most recent published by the national authority and matched to the school directory.

Are these 2025 rankings official?

No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.