How many baby boomers are there in the U.S.?
There are about 78.2 million baby boomers as of July 1, 2005 in the United States alone. This is according to the U.S. Census Bureau in January 2006. The U.S. Census Bureau defines baby boomers as those born between 1946 and 1964. In 2006 the oldest baby boomers turned 60 years old, with about 330 celebrating their 60th birthday per hour in the U.S.