Surname Checker / Castro
How Common Is the Last Name Castro?
Estimated U.S. bearers of the surname Castro today
203,878
Ranked #138 of 162,254 published surnames · 62.42 per 100,000 Americans (2010 Census) · 184,134 bearers counted in 2010, scaled to today's population.
Ancestry breakdown reported in the 2010 Census
White
7.29%
Black
0.66%
Asian / Pacific Islander
3.74%
Hispanic
87.42%
Percentages are the Census Bureau's published figures for surname bearers in 2010. Figures are estimates from public records — see the methodology page.