US Population With Last Name Kostuck 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 128 people in the US whose last name was Kostuck, and the rate of occurence of the Kostuck last name was 0.04 per 100K.
The highest percentage of people with the last name of Kostuck identified their race as Non Hispanic White Alone (92.97%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Kostuck last name.
US Population With Last Name Kostuck By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 119 | 92.97 |