US Population With Last Name Kosowski 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 572 people in the US whose last name was Kosowski, and the rate of occurence of the Kosowski last name was 0.19 per 100K.
The highest percentage of people with the last name of Kosowski identified their race as Non Hispanic White Alone (95.98%); the second highest percentage of people identified their race as Non Hispanic American Indian and Alaska Native Alone (1.57%); and the third highest percentage of people identified their race as Hispanic or Latino (1.05%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Kosowski last name.
US Population With Last Name Kosowski By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 549 | 95.98 |
| Non Hispanic American Indian and Alaska Native Alone | 9 | 1.57 |
| Hispanic or Latino | 6 | 1.05 |
| Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone | 5 | 0.87 |