US Population With Last Name Costilow 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 406 people in the US whose last name was Costilow, and the rate of occurence of the Costilow last name was 0.14 per 100K.
The highest percentage of people with the last name of Costilow identified their race as Non Hispanic White Alone (93.6%); the second highest percentage of people identified their race as Hispanic or Latino (3.94%); and the third highest percentage of people identified their race as Non Hispanic Two or More Races (2.22%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Costilow last name.
US Population With Last Name Costilow By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 380 | 93.6 |
| Hispanic or Latino | 16 | 3.94 |
| Non Hispanic Two or More Races | 9 | 2.22 |