Category:High schools in the United States by state or territory

• Defunct high schools in the United States by state or territory‎ (17 C)
• High school football in the United States by state or territory‎ (5 C)
• K–12 schools in the United States by state or territory‎ (25 C)
• Preparatory schools in the United States by state or territory‎ (46 C)
• Private high schools in the United States by state or territory‎ (55 C)
• Public high schools in the United States by state or territory‎ (54 C, 1 P)

*

• Lists of high schools in the United States by state or territory‎ (51 P)

+

• High schools in insular areas of the United States‎ (5 C, 1 P)

A

• High schools in Alabama‎ (13 C, 5 P)
• High schools in Alaska‎ (5 C, 1 P)
• Alumni by high school in the United States by state or territory‎ (53 C)
• High schools in Arizona‎ (7 C, 2 P)
• High schools in Arkansas‎ (8 C, 4 P)

C

• High schools in California‎ (10 C, 5 P)
• High schools in Colorado‎ (9 C, 8 P)
• High schools in Connecticut‎ (4 C, 3 P)

D

• High schools in Delaware‎ (10 C, 1 P)

F

• High schools in Florida‎ (12 C, 8 P)

G

• High schools in Georgia (U.S. state)‎ (11 C, 18 P)

H

• High schools in Hawaii‎ (11 C, 1 P)

I

• High schools in Idaho‎ (5 C, 4 P)
• High schools in Illinois‎ (7 C, 4 P)
• High schools in Indiana‎ (7 C, 14 P)
• High schools in Iowa‎ (5 C, 2 P)

K

• High schools in Kansas‎ (5 C, 3 P)
• High schools in Kentucky‎ (6 C, 1 P)

L

• High schools in Louisiana‎ (9 C, 2 P)

M

• High schools in Maine‎ (6 C, 1 P)
• High schools in Maryland‎ (10 C, 2 P)
• High schools in Massachusetts‎ (5 C, 1 P)
• High schools in Michigan‎ (11 C, 10 P)
• High schools in Minnesota‎ (9 C, 6 P)
• High schools in Mississippi‎ (7 C, 4 P)
• High schools in Missouri‎ (10 C, 7 P)
• High schools in Montana‎ (4 C, 1 P)

N

• High schools in Nebraska‎ (6 C, 1 P)
• High schools in Nevada‎ (7 C, 2 P)
• High schools in New Hampshire‎ (5 C, 1 P)
• High schools in New Jersey‎ (9 C, 1 P)
• High schools in New Mexico‎ (5 C, 3 P)
• High schools in New York (state)‎ (8 C, 8 P)
• High schools in North Carolina‎ (9 C, 25 P)
• High schools in North Dakota‎ (4 C, 2 P)

O

• High schools in Ohio‎ (9 C, 1 P)
• High schools in Oklahoma‎ (4 C, 2 P)
• High schools in Oregon‎ (6 C, 2 P)

P

• High schools in Pennsylvania‎ (10 C, 8 P)

R

• High schools in Rhode Island‎ (6 C, 1 P)

S

• High schools in South Carolina‎ (6 C, 11 P)
• High schools in South Dakota‎ (3 C, 4 P)

T

• High schools in Tennessee‎ (6 C, 8 P)
• High schools in Texas‎ (11 C, 10 P)

U

• High schools in Utah‎ (4 C, 2 P, 1 F)

V

• High schools in Vermont‎ (6 C, 4 P)
• High schools in Virginia‎ (10 C, 4 P)

W

• High schools in Washington (state)‎ (6 C, 5 P)
• High schools in Washington, D.C.‎ (5 C, 3 P)
• High schools in West Virginia‎ (4 C, 1 P)
• High schools in Wisconsin‎ (13 C, 7 P)
• High schools in Wyoming‎ (2 C, 4 P)