DoD Casualty & Wounded Veterans Population: As of 4/28/14

According to this veterans' charity link, there are so many fallen soldiers' families, much more than 2,500 families within the U.S. They are 6,803 fallen/killed veterans. Their widows and orphans all need assistance too.

http://iava.org/about
Iraq & Afghanistan Veterans of America Charity

Official DoD (Dept. of Defense) count, as of April 28, 2014:

OIF CASUALTIES:
4,423

OND CASUALTIES:
66

OEF CASUALTIES:
2,314

WOUNDED IN ACTION:
51,956