LAST NAME · 2020 CENSUS
Castillo
Castillo is the 94th most common last name in the United States. In the 2020 Census, 231,347 people carried it, about 77.4 of every 100,000 people. Most people named Castillo are Hispanic.
WHO CARRIES THIS NAME · 2020
Hispanic89.4%
White5.2%
Asian American3.4%
Black0.8%
Multiracial0.6%
Native American0.6%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#207
126,842
2000
#135
165,473
2010
#93
230,420
2020
#94
231,347