US Population With Last Name Kolcz By Race and Ethnicity in the 2010 Census
Updated on May 9, 2026.
Data Source: US Census Bureau.
See similar for the most popular Last Names.
Search for another Last Name:
In the 2010 Census, there were 119 people in the US whose last name was Kolcz, and the rate of occurence of the Kolcz last name was 0.04 per 100K.
The highest percentage of people with the last name of Kolcz identified their race as Non Hispanic White Alone (98.32%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Kolcz last name.
US Population With Last Name Kolcz By Race And Ethniciity in the 2010 Census
25
0 of 0
| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 117 | 98.32 |