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Delaware
Red Clay Consolidated School District
McKean (Thomas) High School

Red Clay Consolidated School District

McKean (Thomas) High School

Wilmington, Delaware

927 students

High School, Grades 9–12

(302)992-5520School Website

#4

Best Student:Teacher Ratio in Delaware

927

Students

13.1:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

838

C+

out of 1600
Below Avg
Avg ACT Score

25

A-

out of 36
Good
AP Courses

8

B+

courses offered
Good
AP Enrollment

5%

C

of students
Below Avg
Student-Teacher Ratio

13:1

A-

students per teacher
Good
Graduation Rate

89%

A

Excellent
This Week at McKean (Thomas) – October 15, 2026

130 students practicing on Varsity Tutors

SAT Prep

1

A

B

C

D

2

A

B

C

D

3

A

B

C

D

4

A

B

C

D

5

A

B

C

D

1520

0

students

Start practicing →
ACT Prep

36

ENG

MATH

READ

SCI

0

students

Start practicing →
Math

0

students

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English

0

students

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Science

0

students

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Explore practice resources for McKean (Thomas) students
Academic Grades

Select a grade level to explore courses and resources

9
Grade
10
Grade
11
Grade
12
Grade
Academic Resources

Typical courses and practice resources for students at McKean (Thomas) High School

Biology
9

Cell biology, genetics, evolution, and ecology

AP Biology
AP

College-level biology with lab component

Chemistry
9

Atomic structure, reactions, and stoichiometry

AP Chemistry
AP

College-level chemistry with lab component

Physics
9

Mechanics, waves, electricity, and magnetism

AP Physics 1
AP

Algebra-based mechanics and waves

Environmental Science
9

Ecosystems, human impact, and sustainability

AP Environmental Science
AP

College-level environmental science

World History
9

Global civilizations from ancient to modern times

AP World History
AP

College-level world history analysis

U.S. History
9

American history from colonization to present

AP U.S. History
AP

College-level American history

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at McKean (Thomas) High School.

National Tests

August 1, 2026 – November 30, 2026

ISEE — Fall Testing Season

Testing window

August 3, 2026 – June 30, 2027

SSAT — Flex Testing

Testing window

October 1, 2026 – October 30, 2026

PSAT 8/9 — Fall

Testing window

October 1, 2026 – October 30, 2026

PSAT/NMSQT — Fall

Testing window

October 1, 2026 – October 30, 2026

SAT — School Day - Fall

Testing window

October 16, 2026

SAT — National

Score release
+58 more national tests this school year
See the full national test & school calendar
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School Details
Address

301 Mckennan'S Church Road, Wilmington, DE 19808

Phone

(302)992-5520

Website

Visit Website

District

Red Clay Consolidated School District

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Other Schools in District
Brandywine Springs School
Baltz (Austin D.) Elementary School
First State School
Forest Oak Elementary School
Marbrook Elementary School
McKean (Thomas) High School