From the U.S. Census:
Today, the U.S. Census Bureau released the country’s top 1,000 surnames by race and Hispanic origin and those that occurred 100 or more times in the 2010 Census.
The graphics show the top 15 most popular surnames and those with the largest increase and rank.
Additionally, the Random Samplings blog discusses trends gathered from the tabulations.
Data Files
See Also: Frequently Occurring Surnames from the 1990 and 200o Census