About 2,400 Americans were killed in the attack on Pearl Harbor on December 7, 1941. Most were military personnel, with a smaller number of civilian deaths.

Overall death toll

Most reputable U.S. historical and government sources give a figure of 2,403 Americans killed, including Navy, Army, Marine Corps personnel, and 68 civilians. Some references round this to “more than 2,400” deaths, but the commonly cited precise figure remains 2,403.

Breakdown of casualties

Within that 2,403 figure, roughly 2,008 were Navy, 218 Army, 109 Marines, and 68 civilians killed. Nearly half of the American dead were on the battleship USS Arizona, where about 1,177 crew members were killed when the ship exploded and sank.