http://www.census.gov/population/www/popclockus.html

U.S. POPClock Projection
According to the U.S. Bureau of the Census, the resident population of the United States, projected to 04/11/06 at 04:49 GMT (EST+5) is

298,491,057

COMPONENT SETTINGS FOR APRIL 2006
One birth every.................................. 8 seconds
One death every.................................. 13 seconds
One international migrant (net) every............ 30 seconds
Net gain of one person every..................... 12 seconds