How many Asians are there in the U.S.?

13,549,064.

There are 13,549,064 Americans of Asian ethnicity or race as of July 2008. This is according to the 2010 Statistical Yearbook of the U.S. Census Bureau. Asians make up 4.47% of the total American population estimated at that time. 42% of all Asian-Americans are aged 25 to 49, making the median age at 35.8.