Mariner Middle School (Cape Henlopen School District SCH DIST.), Delaware - School Profile in 2023-2024 School Year
Updated on August 8, 2025.
Mariner Middle School is a Middle in Milton, DE. It currently serves 682 students (grades 06-08). The school is part of the Cape Henlopen School District School District.
Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.
You can see similar information for other schools in Cape Henlopen School District School District and all schools in Delaware.
Other Details
School Type: Regular School
School Level: Middle
Number of Students:682
Number of Teachers: 49
Student/Teacher Ratio: 13.92
Location Info
Location: 16391 Harbeson Rd, Milton, DE 19968
Mailing Address: 16391 Harbeson Rd, Milton, DE 19968
Phone: (302)685-8516
Data Source: NCES.
Student Population Per Grade
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| Grade | Population |
|---|---|
| Grade 6 | 230 |
| Grade 7 | 225 |
| Grade 8 | 227 |
Gender/Sex of Mariner Middle School Student Population
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| Gender | Population | Percent of Population (%) |
|---|---|---|
| Male | 343 | 50.29 |
| Female | 339 | 49.71 |
Race/Ethnicity Demography of Mariner Middle School Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 4 | 0.59 |
| Asian | 11 | 1.61 |
| Black or African American | 73 | 10.70 |
| Hispanic/Latino | 164 | 24.05 |
| Two or more races | 28 | 4.11 |
| White | 402 | 58.94 |
Male - Race/Ethnicity Demography of Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 1 | 0.29 |
| Asian | 4 | 1.17 |
| Black or African American | 30 | 8.75 |
| Hispanic/Latino | 77 | 22.45 |
| Two or more races | 11 | 3.21 |
| White | 220 | 64.14 |
Female - Race/Ethnicity Demography of Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 3 | 0.89 |
| Asian | 7 | 2.07 |
| Black or African American | 43 | 12.68 |
| Hispanic/Latino | 87 | 25.66 |
| Two or more races | 17 | 5.01 |
| White | 182 | 53.69 |
Race Demography Per Grade
The tables below shows the Race/Ethnicity of the student population per grade.Grade 6 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 1 | 0.44 |
| Asian | 3 | 1.30 |
| Black or African American | 26 | 11.30 |
| Hispanic/Latino | 53 | 23.04 |
| Two or more races | 8 | 3.48 |
| White | 139 | 60.44 |
Grade 7 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 1 | 0.44 |
| Asian | 4 | 1.78 |
| Black or African American | 25 | 11.11 |
| Hispanic/Latino | 46 | 20.44 |
| Two or more races | 14 | 6.22 |
| White | 135 | 60.00 |
Grade 8 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 2 | 0.88 |
| Asian | 4 | 1.76 |
| Black or African American | 22 | 9.69 |
| Hispanic/Latino | 65 | 28.63 |
| Two or more races | 6 | 2.64 |
| White | 128 | 56.39 |
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