Hawaii leads the nation in the percentage of people identifying themselves at multiracial, a census category that is growing 3.5 times faster during the last decade than the number of Americans reporting a single race, the U.S. Census Bureau said Thursday.

Hawaii reported 24 percent of its residents were multiracial, the largest of any state and Honolulu has the largest percentage of multiracial people of any city with with 16.3 percent of its 337,256 residents describing themselves as being at least two races.