For the 2025 school year, there are 34 public high schools serving 33,224 students in New Castle County, DE.
The top ranked public high schools in New Castle County, DE are Charter School Of Wilmington, Newark Charter School and Mot Charter School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
New Castle County, DE public high schools have an average math proficiency score of 35% (versus the Delaware public high school average of 33%), and reading proficiency score of 53% (versus the 51% statewide average). High schools in New Castle County have an average ranking of 7/10, which is in the top 50% of Delaware public high schools.
New Castle County, DE public high school have a Graduation Rate of 89%, which is more than the Delaware average of 88%.
The school with highest graduation rate is Charter School Of Wilmington, with ≥99% graduation rate. Read more about public school graduation rate statistics in Delaware or national school graduation rate statistics.
Minority enrollment is 65% of the student body (majority Black), which is more than the Delaware public high school average of 60% (majority Black).
Best Public High Schools in New Castle County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Charter School Of Wilmington
Charter School
(Math: 77% | Reading: 94%)
Rank:
Rank:
10/
Top 1%10
100 North Dupont Road
Wilmington, DE 19807
(302) 651-2727
Wilmington, DE 19807
(302) 651-2727
Grades: 9-12
| 971 students
Rank: #22.
Newark Charter School
Charter School
(Math: 68% | Reading: 74%)
Rank:
Rank:
10/
Top 5%10
200 Mcintire Drive
Newark, DE 19711
(302) 369-2001
Newark, DE 19711
(302) 369-2001
Grades: K-12
| 3,047 students
Rank: #33.
Mot Charter School
Charter School
(Math: 56% | Reading: 72%)
Rank:
Rank:
10/
Top 5%10
1156 Levels Road
Middletown, DE 19709
(302) 376-5125
Middletown, DE 19709
(302) 376-5125
Grades: K-12
| 1,396 students
Rank: #44.
Christiana High School
(Math: 53% | Reading: 68%)
Rank:
Rank:
10/
Top 10%10
190 Salem Church Road
Newark, DE 19713
(302) 631-2400
Newark, DE 19713
(302) 631-2400
Grades: 6-12
| 1,340 students
Rank: #55.
Calloway (Cab) School Of The Arts
Magnet School
(Math: 46% | Reading: 76%)
Rank:
Rank:
9/
Top 20%10
100 North Dupont Road
Wilmington, DE 19807
(302) 651-2700
Wilmington, DE 19807
(302) 651-2700
Grades: 6-12
| 934 students
Rank: #66.
Conrad Schools Of Science
Magnet School
(Math: 44% | Reading: 65%)
Rank:
Rank:
9/
Top 20%10
201 Jackson Avenue
Wilmington, DE 19804
(302) 992-5545
Wilmington, DE 19804
(302) 992-5545
Grades: 6-12
| 1,163 students
Rank: #77.
Odyssey Charter School
Charter School
(Math: 43% | Reading: 58%)
Rank:
Rank:
9/
Top 20%10
4409 Lancaster Pike
Wilmington, DE 19805
(302) 516-8000
Wilmington, DE 19805
(302) 516-8000
Grades: K-12
| 2,192 students
Rank: #8 - 108. - 10.
Douglass School
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
1800 Prospect Road
Wilmington, DE 19805
(302) 429-4146
Wilmington, DE 19805
(302) 429-4146
Grades: 2-12
| 91 students
Rank: #8 - 108. - 10.
First State School
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
501 West 14th Street
Wilmington, DE 19899
(302) 320-5848
Wilmington, DE 19899
(302) 320-5848
Grades: K-10
| 18 students
Rank: #8 - 108. - 10.
Leach (John G.) School
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
10 Landers Lane
New Castle, DE 19720
(302) 429-4055
New Castle, DE 19720
(302) 429-4055
Grades: PK-12
| 86 students
Rank: #1111.
Delaware Military Academy
Charter School
(Math: 35-39% | Reading: 60-64%)
Rank:
Rank:
9/
Top 20%10
112 Middleboro Road
Wilmington, DE 19804
(302) 998-0745
Wilmington, DE 19804
(302) 998-0745
Grades: 9-12
| 567 students
Rank: #1212.
Appoquinimink High School
(Math: 33% | Reading: 55%)
Rank:
Rank:
8/
Top 30%10
1080 Bunker Hill Road
Middletown, DE 19709
(302) 449-3840
Middletown, DE 19709
(302) 449-3840
Grades: 9-12
| 1,399 students
Rank: #13 - 1413. - 14.
Brandywine High School
(Math: 30-34% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
1400 Foulk Road
Wilmington, DE 19803
(302) 479-1600
Wilmington, DE 19803
(302) 479-1600
Grades: 9-12
| 941 students
Rank: #13 - 1413. - 14.
Concord High School
(Math: 30-34% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
2501 Ebright Road
Wilmington, DE 19810
(302) 475-3951
Wilmington, DE 19810
(302) 475-3951
Grades: 9-12
| 1,015 students
Rank: #1515.
Middletown High School
(Math: 26% | Reading: 51%)
Rank:
Rank:
7/
Top 50%10
120 Silver Lake Road
Middletown, DE 19709
(302) 376-4141
Middletown, DE 19709
(302) 376-4141
Grades: 9-12
| 1,235 students
Rank: #1616.
St. Georges Technical High School
Vocational School
(Math: 21% | Reading: 51%)
Rank:
Rank:
7/
Top 50%10
555 Hyetts Corner Rd.
Middletown, DE 19709
(302) 449-3360
Middletown, DE 19709
(302) 449-3360
Grades: 9-12
| 1,188 students
Rank: #1717.
Mount Pleasant High School
(Math: 24% | Reading: 48%)
Rank:
Rank:
6/
Top 50%10
5201 Washington Street Extensi
Wilmington, DE 19809
(302) 762-7125
Wilmington, DE 19809
(302) 762-7125
Grades: 9-12
| 1,074 students
Rank: #1818.
Newark High School
(Math: 20-24% | Reading: 40-44%)
Rank:
Rank:
5/
Bottom 50%10
750 East Delaware Avenue
Newark, DE 19711
(302) 631-4700
Newark, DE 19711
(302) 631-4700
Grades: 8-12
| 1,055 students
Rank: #1919.
Dickinson (John) School
(Math: 20% | Reading: 45%)
Rank:
Rank:
5/
Bottom 50%10
1801 Milltown Road
Wilmington, DE 19808
(302) 992-5500
Wilmington, DE 19808
(302) 992-5500
Grades: 6-12
| 1,032 students
Rank: #2020.
Las Americas Aspira Academy
Charter School
(Math: 21% | Reading: 34%)
Rank:
Rank:
4/
Bottom 50%10
326 Ruthar Drive
Newark, DE 19711
(302) 292-1463
Newark, DE 19711
(302) 292-1463
Grades: K-12
| 1,444 students
Rank: #2121.
Delcastle Technical High School
Vocational School
(Math: 13% | Reading: 36%)
Rank:
Rank:
3/
Bottom 50%10
1417 Newport Road
Wilmington, DE 19804
(302) 995-8100
Wilmington, DE 19804
(302) 995-8100
Grades: 9-12
| 1,598 students
Rank: #2222.
Penn (William) High School
(Math: 12% | Reading: 32%)
Rank:
Rank:
3/
Bottom 50%10
713 East Basin Road
New Castle, DE 19720
(302) 323-2800
New Castle, DE 19720
(302) 323-2800
Grades: 9-12
| 2,077 students
Rank: #2323.
Brennen School
Special Education School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
3/
Bottom 50%10
144 Brennen Drive
Newark, DE 19713
(302) 722-2758
Newark, DE 19713
(302) 722-2758
Grades: PK-12
| 458 students
Rank: #2424.
Hodgson (Paul M.) Vocational Technical High School
Vocational School
(Math: 9% | Reading: 28%)
Rank:
Rank:
2/
Bottom 50%10
2575 Glasgow Avenue
Newark, DE 19702
(302) 834-0990
Newark, DE 19702
(302) 834-0990
Grades: 9-12
| 1,094 students
Rank: #2525.
Dupont (Alexis I.) High School
(Math: 6-9% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
50 Hillside Road
Wilmington, DE 19807
(302) 651-2626
Wilmington, DE 19807
(302) 651-2626
Grades: 9-12
| 605 students
Rank: #2626.
Great Oaks Charter School
Charter School
(Math: ≤5% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
1200 North French St
Wilmington, DE 19801
(302) 332-6110
Wilmington, DE 19801
(302) 332-6110
Grades: 9-12
| 145 students
Rank: #27 - 2927. - 29.
Freire Charter School
Charter School
(Math: ≤5% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
201 West 14th Street
Wilmington, DE 19801
(302) 407-4800
Wilmington, DE 19801
(302) 407-4800
Grades: 8-12
| 411 students
Rank: #27 - 2927. - 29.
Glasgow High School
(Math: ≤5% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
1901 South College Avenue
Newark, DE 19702
(302) 631-5600
Newark, DE 19702
(302) 631-5600
Grades: 9-12
| 907 students
Rank: #27 - 2927. - 29.
Meadowood Program
Alternative School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
55a South Meadowood Drive
Newark, DE 19711
(302) 454-3400
Newark, DE 19711
(302) 454-3400
Grades: K-12
| 120 students
Rank: #30 - 3230. - 32.
Delaware School For The Deaf
Special Education School
(Math: ≤10% | Reading: ≤10%)
Rank:
Rank:
1/
Bottom 50%10
630 East Chestnut Hill Road
Newark, DE 19713
(302) 454-2301
Newark, DE 19713
(302) 454-2301
Grades: PK-12
| 124 students
Rank: #30 - 3230. - 32.
Howard High School Of Technology
Vocational School
(Math: ≤5% | Reading: 15-19%)
Rank:
Rank:
1/
Bottom 50%10
401 East 12th Street
Wilmington, DE 19801
(302) 571-5400
Wilmington, DE 19801
(302) 571-5400
Grades: 9-12
| 902 students
Rank: #30 - 3230. - 32.
Mckean (Thomas) High School
(Math: ≤5% | Reading: 15-19%)
Rank:
Rank:
1/
Bottom 50%10
301 Mckennan's Church Road
Wilmington, DE 19808
(302) 992-5520
Wilmington, DE 19808
(302) 992-5520
Grades: 9-12
| 870 students
Rank: #3333.
Maurice Pritchett Sr. Academy
(Math: 2% | Reading: 8%)
Rank:
Rank:
1/
Bottom 50%10
600 E 7th St
Wilmington, DE 19801
(302) 647-8725
Wilmington, DE 19801
(302) 647-8725
Grades: 1-9
| 535 students
Rank: n/an/a
570 Tony Marchio Drive
Townsend, DE 19734
(302) 842-2625
Townsend, DE 19734
(302) 842-2625
Grades: 9-12
| 1,190 students
New Castle County Public Schools (Closed)
School
Location
Grades
Students
Alfred I. Dupont Hospital School (Closed 2010)
Special Education School
Po Box 269
Wilmington, DE 19899
(302) 651-4960
Wilmington, DE 19899
(302) 651-4960
Grades: PK-12
| 1 students
300 Executive Dr
Newark, DE 19702
(302) 552-2600
Newark, DE 19702
(302) 552-2600
Grades: 6-8
| n/a students
Baylor Womens Correctional Institution (Closed 2010)
Alternative School
660 Baylor Boulevard
New Castle, DE 19720
(302) 577-3004
New Castle, DE 19720
(302) 577-3004
Grades: Inquire with school
| n/a students
500 Darley Rd
Claymont, DE 19703
(302) 792-3920
Claymont, DE 19703
(302) 792-3920
Grades: 4-6
| n/a students
Brandywine Intensive Learning Center (Closed 2023)
Special Education School
1000 Pennsylvania Avenue
Claymont, DE 19703
(302) 792-5000
Claymont, DE 19703
(302) 792-5000
Grades: 1-12
| 4 students
29 Chase Avenue
New Castle, DE 19720
(302) 429-4000
New Castle, DE 19720
(302) 429-4000
Grades: PK-5
| 882 students
1413 Lore Ave
Wilmington, DE 19809
(302) 993-3858
Wilmington, DE 19809
(302) 993-3858
Grades: 1-12
| n/a students
Central School (Closed 2023)
Alternative School
1621 Telegraph Road
Wilmington, DE 19804
(302) 992-5550
Wilmington, DE 19804
(302) 992-5550
Grades: Inquire with school
| n/a students
3401 Green Street
Claymont, DE 19703
(302) 792-3880
Claymont, DE 19703
(302) 792-3880
Grades: 4-6
| 231 students
Community School (The) (Closed 2010)
Alternative School
1621 Telegraph Road
Wilmington, DE 19804
(302) 992-5589
Wilmington, DE 19804
(302) 992-5589
Grades: 3-12
| 20 students
801 North Dupont Highway
New Castle, DE 19720
(302) 322-6050
New Castle, DE 19720
(302) 322-6050
Grades: 9-12
| 228 students
Delaware Adolescent Program (Closed 2005)
Alternative School
1600 Jessup St
Wilmington, DE 19802
(302) 652-3445
Wilmington, DE 19802
(302) 652-3445
Grades: n/a
| n/a students
510 West 28th Street
Wilmington, DE 19802
(302) 762-7424
Wilmington, DE 19802
(302) 762-7424
Grades: K-4
| n/a students
100 West 10th Street Suite 403
Wilmington, DE 19801
(302) 660-3938
Wilmington, DE 19801
(302) 660-3938
Grades: 10
| n/a students
Delaware School For The Deaf Elementary School (Closed 2014)
Special Education School
630 East Chestnut Hill Rd
Newark, DE 19713
(302) 454-2301
Newark, DE 19713
(302) 454-2301
Grades: 1-5
| n/a students
109 Lukens Drive
New Castle, DE 19720
(302) 993-6993
New Castle, DE 19720
(302) 993-6993
Grades: n/a
| n/a students
179 Stanton Christiana Road
Newark, DE 19702
(302) 660-1190
Newark, DE 19702
(302) 660-1190
Grades: 9-12
| 301 students
1210 Lobdell Street
Wilmington, DE 19801
(302) 429-4188
Wilmington, DE 19801
(302) 429-4188
Grades: K-5
| 244 students
Ferris School For Boys (Closed 2010)
Alternative School
959 Centre Road
Wilmington, DE 19805
(302) 993-3853
Wilmington, DE 19805
(302) 993-3853
Grades: Inquire with school
| n/a students
2523 Berwyn Road
Wilmington, DE 19810
(302) 479-1631
Wilmington, DE 19810
(302) 479-1631
Grades: 7-8
| 609 students
Marion T. Academy Charter School (Closed 2009)
Charter School
1121 Thatcher Street
Wilmington, DE 19802
(302) 575-1190
Wilmington, DE 19802
(302) 575-1190
Grades: K-8
| 559 students
3000 North Claymont Street
Wilmington, DE 19802
(302) 764-3750
Wilmington, DE 19802
(302) 764-3750
Grades: K-5
| 219 students
500 Duncan Road
Wilmington, DE 19809
(302) 762-7120
Wilmington, DE 19809
(302) 762-7120
Grades: K-3
| 154 students
610 East 17th Street
Wilmington, DE 19802
(302) 428-9501
Wilmington, DE 19802
(302) 428-9501
Grades: 6-12
| n/a students
1301 E. 12th St.
Wilmington, DE 19801
(302) 429-7700
Wilmington, DE 19801
(302) 429-7700
Grades: Inquire with school
| n/a students
Multiple Alternative Program High School (Closed 2010)
Alternative School
626 Wilmington Road
New Castle, DE 19720
(302) 322-1718
New Castle, DE 19720
(302) 322-1718
Grades: 9-12
| 72 students
903 Delaware Street
New Castle, DE 19720
(302) 323-2880
New Castle, DE 19720
(302) 323-2880
Grades: 6-8
| 557 students
New Castle School (Colonial Ilc) (Closed 2014)
Special Education School
903 Delaware St
New Castle, DE 19720
(302) 323-2880
New Castle, DE 19720
(302) 323-2880
Grades: n/a
| n/a students
570 Tony Marchio Drive
Townsend, DE 19734
(302) 376-1428
Townsend, DE 19734
(302) 376-1428
Grades: n/a
| n/a students
550 Tony Marchio Drive
Townsend, DE 19734
(302) 376-4128
Townsend, DE 19734
(302) 376-4128
Grades: n/a
| n/a students
287 Christiana Rd
New Castle, DE 19720
(302) 325-6508
New Castle, DE 19720
(302) 325-6508
Grades: 1-12
| n/a students
170 Lukens Dr
New Castle, DE 19720
(302) 573-7760
New Castle, DE 19720
(302) 573-7760
Grades: 9-12
| 411 students
1121 Thatcher Street
Wilmington, DE 19802
(302) 762-3240
Wilmington, DE 19802
(302) 762-3240
Grades: 5-8
| 143 students
170 Lukens Drive
New Castle, DE 19720
(302) 654-3720
New Castle, DE 19720
(302) 654-3720
Grades: K-8
| n/a students
Show 3 more closed public schools in New Castle County, DE (out of 38 total schools)
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Frequently Asked Questions
What are the top ranked public high schools in New Castle County, DE?
The top ranked public high schools in New Castle County, DE include Charter School Of Wilmington, Newark Charter School and Mot Charter School.
How many public high schools are located in New Castle County?
34 public high schools are located in New Castle County.
What is the racial composition of students in New Castle County?
New Castle County public high schools minority enrollment is 65% of the student body (majority Black), which is more than the Delaware public high schools average of 60% (majority Black).
Which public high schools in New Castle County are often viewed compared to one another?
Popular comparisons of public high schools in New Castle County include: Middletown High School vs. Appoquinimink High School, Mount Pleasant High School vs. Concord High School, Appoquinimink High School vs. Middletown High School
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