What grades does Mariner Middle School serve?

Mariner Middle School operates as a Middle school within the local district. The school serves families in the Milton area.

Where is Mariner Middle School located?

Mariner Middle School is a rural school in Milton, DE.

What is the student-teacher ratio at Mariner Middle School?

The student-teacher ratio at Mariner Middle School is 13.9:1. Lower ratios generally indicate smaller class sizes.

What schools are in Milton, DE?

Schools in Milton include Mariner Middle School and others operated by the local district. The district serves families throughout the Milton area.

DEMiddleCalendar available · 11 events · Auto-updating

Events confirmed from Cape Henlopen School District's official calendar.

Mariner Middle School — School Calendar 2026-27

Middle|Milton, Delaware|Cape Henlopen School District

Milton, DE 19968

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Upcoming Events

Nov

Wed

Thanksgiving BreakBreakDistrict-wide

Banks, government offices, and schools may be closed.

Dec

Thu

Christmas BreakBreakDistrict-wide

Review the calendar for the full break dates.

Jan

Fri

New Year's DayHolidayDistrict-wide

Banks, government offices, and schools may be closed.

Jan

Mon

MLK Jr. DayHolidayDistrict-wide

Banks, government offices, and schools may be closed.

Feb

Mon

National School Resource Officer Appreciation DayEventDistrict-wide

Feb

Mon

Presidents DayHolidayDistrict-wide

Banks, government offices, and schools may be closed.

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School Profile

Grades

6–8

Enrollment

682

Student:Teacher

13.9:1

Locale

Rural

District

Cape Henlopen School District

Phone

(302)685-8516

School Statistics

Academics (SY 2020-21)

ELA Proficiency

48%

61th percentile in DE

Math Proficiency

32%

65th percentile in DE

Chronic Absenteeism

18.5%

SY 2019-20

Programs & Activities (SY 2021-22)

Gifted & Talented

71 students enrolled

Student-Teacher Ratio: 11.7:1

Better than average in DE

Technology & Internet Access (SY 2021-22)

Wi-Fi

Campus-wide wireless

Fiber Internet

High-speed connection

673

Connected devices

Staff & Support Services (SY 2021-22)

Teachers (FTE)

38% fully certified

Counselors

Psychologists

Anti-Bullying Policy

District Finance (FY 2023)

Per-Pupil Spending

$20,712

Total current expenditure

Instruction Spending

$11,042

Per pupil, classroom only

Total Revenue/Pupil

$24,282

All funding sources

Funding Sources

Federal 7%State 52%Local 41%

District-level data from NCES F-33 Survey

Community Context

Community Need Level

Moderate

CDC/ATSDR Social Vulnerability Index 2022

Neighborhood Indicators (Census Tract)

18.6%

Below 150% poverty line

4.9%

Unemployment rate

6.9%

Uninsured residents

10.5%

No HS diploma (25+)

Special Education (IDEA)

District-level data from IDEA Part B · Students ages 3-21 served under IDEA

Total Students Served

1,420

Ages 3-21 under IDEA

School-Age (6-21)

1,282

Receiving special ed services

Est. % of Enrollment

100%

District rate, school may vary

Disability Categories (District)

Specific Learning Disability

392 (31%)

Autism

330 (26%)

Speech/Language Impairment

188 (15%)

Other Health Impairment

176 (14%)

Emotional Disturbance

54 (4%)

Intellectual Disability

43 (3%)

Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ

Enrollment Trend (2014-2025)

552

Current enrollment

Declining(-11% 5yr)

Coming Up

Wed, Nov 25, 2026

Thanksgiving Break

Review the calendar for the full break dates.

Break

Thu, Dec 24, 2026

Christmas Break

Review the calendar for the full break dates.

Break

Fri, Jan 1, 2027

New Year's Day

Banks, government offices, and schools may be closed.

Holiday

Full School Calendar 2026-27

Events marked District-wide apply to all schools in Cape Henlopen School District. Mariner Middle School follows the district calendar.

Date	Event	Type	Level
Mon, Sep 7, 2026	Labor Day HolidayDistrict-wide Banks, government offices, and schools may be closed.	Holiday	—
Wed, Sep 9, 2026	First Pupil DayDistrict-wide	Event	—
Wed, Nov 25, 2026	Thanksgiving BreakDistrict-wide Review the calendar for the full break dates.	Break	—
Thu, Dec 24, 2026	Christmas BreakDistrict-wide Review the calendar for the full break dates.	Break	—
Fri, Jan 1, 2027	New Year's DayDistrict-wide Banks, government offices, and schools may be closed.	Holiday	—
Mon, Jan 18, 2027	MLK Jr. DayDistrict-wide Banks, government offices, and schools may be closed.	Holiday	—
Mon, Feb 15, 2027	National School Resource Officer Appreciation DayDistrict-wide	Event	—
Mon, Feb 15, 2027	Presidents DayDistrict-wide Check the calendar for holiday observance details.	Holiday	—
Mon, Mar 29, 2027	Spring BreakDistrict-wide Review the calendar for the full break dates.	Break	—
Mon, May 31, 2027	Memorial DayDistrict-wide Check the calendar for holiday observance details.	Holiday	—
Fri, Jun 11, 2027	Last Pupil DayDistrict-wide	Event	—