US Population With Last Name Castellanos By Race and Ethnicity in the 2010 Census
Updated on May 9, 2026.
Data Source: US Census Bureau.
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In the 2010 Census, there were 30,859 people in the US whose last name was Castellanos, and the rate of occurence of the Castellanos last name was 10.46 per 100K.
The highest percentage of people with the last name of Castellanos identified their race as Hispanic or Latino (95.03%); the second highest percentage of people identified their race as Non Hispanic White Alone (4.13%); and the third highest percentage of people identified their race as Non Hispanic Black or African American Alone (0.4%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Castellanos last name.
US Population With Last Name Castellanos By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Hispanic or Latino | 29325 | 95.03 |
| Non Hispanic White Alone | 1274 | 4.13 |
| Non Hispanic Black or African American Alone | 123 | 0.4 |
| Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone | 68 | 0.22 |
| Non Hispanic Two or More Races | 40 | 0.13 |
| Non Hispanic American Indian and Alaska Native Alone | 31 | 0.1 |