Area:

total - 6,959.41 sq km; emergent land - 22.41 sq km; submerged -
6,937 sq km
Baker Island: total - 129.1 sq km; emergent land - 2.1 sq km;
submerged - 127 sq km
Howland Island: total - 138.6 sq km; emergent land - 2.6 sq km;
submerged - 136 sq km
Jarvis Island: total - 152 sq km; emergent land - 5 sq km; submerged
- 147 sq km
Johnston Atoll: total - 276.6 sq km; emergent land - 2.6 sq km;
submerged - 274 sq km
Kingman Reef: total - 1,958.01 sq km; emergent land - 0.01 sq km;
submerged - 1,958 sq km
Midway Islands: total - 2,355.2 sq km; emergent land - 6.2 sq km;
submerged - 2,349 sq km
Palmyra Atoll: total - 1,949.9 sq km; emergent land - 3.9 sq km;
submerged - 1,946 sq km

Area - comparative:

Baker Island: about two and a half times the size of The Mall in
Washington, DC
Howland Island: about three times the size of The Mall in
Washington, DC
Jarvis Island: about eight times the size of The Mall in Washington,
DC
Johnston Atoll: about four and a half times the size of The Mall in
Washington, DC
Kingman Reef: a little more than one and a half times the size of
The Mall in Washington, DC
Midway Islands: about nine times the size of The Mall in Washington,
DC
Palmyra Atoll: about 20 times the size of The Mall in Washington, DC

Land boundaries:

none

Coastline:

Baker Island: 4.8 km
Howland Island: 6.4 km
Jarvis Island: 8 km
Johnston Atoll: 34 km
Kingman Reef: 3 km
Midway Islands: 15 km
Palmyra Atoll: 14.5 km

Maritime claims:

territorial sea: 12 nm exclusive economic zone: 200 nm