Explore the Family Name Kaczorowski

How common is the last name Kaczorowski in the United States?

Based on the Decennial U.S. Census, the surname Kaczorowski has seen a slight gain in popularity over the years. In 2000, it was the 29,099th most popular surname in the United States, while by 2010, it had climbed to the 28,437th spot, marking a change of 2.27%. The number of people with this surname also rose from 767 to 839 over the same period, translating to an increase of 9.39%. Notably, the proportion of people with this surname per 100k remained constant at 0.28 between 2000 and 2010.

20002010Change
Rank#29,099#28,4372.27%
Count7678399.39%
Proportion per 100k0.280.280%

Race and Ethnicity of people with the last name Kaczorowski

In terms of ethnicity, the data from the Decennial U.S. Census shows that the majority of individuals bearing the surname Kaczorowski identify as White, although there was a slight decrease from 97.52% in 2000 to 96.19% in 2010. The percentage of those who identified with two or more races increased from 0.91% to 1.31%, signifying a change of 43.96%. Additionally, there was a moderate rise in the percentage of those identifying as Hispanic, from 1.17% in 2000 to 1.67% in 2010. However, the census reported no individuals with the Kaczorowski surname identifying as Asian/Pacific Islander, Black, or American Indian and Alaskan Native during both years.

20002010Change
White97.52%96.19%-1.36%
Hispanic1.17%1.67%42.74%
Two or More Races0.91%1.31%43.96%
Asian/Pacific Islander0%0%0%
Black0%0%0%
American Indian and Alaskan Native0%0%0%