Explore the Family Name Tarnowski

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

According to the data from the Decennial U.S. Census, the surname Tarnowski has seen a slight decrease in popularity between 2000 and 2010. In 2000, Tarnowski was ranked as the 16,891st most popular surname in the United States, but by 2010 it had fallen slightly to 17,379th place, a change of -2.89%. Despite this drop in rank, the actual count of individuals with the Tarnowski surname increased from 1,555 in 2000 to 1,625 in 2010, indicating a growth of 4.5%. However, when looked at in terms of proportion per 100k people, the presence of the Tarnowski surname saw a decline of -5.17%.

	2000	2010	Change
Rank	#16,891	#17,379	-2.89%
Count	1,555	1,625	4.5%
Proportion per 100k	0.58	0.55	-5.17%

Race and Ethnicity of people with the last name Tarnowski

On the matter of ethnicity, the Decennial U.S. Census data shows some shifts among those with the surname Tarnowski between 2000 and 2010. While the majority of Tarnowskis identified as White (96.66% in 2000, reducing to 95.02% in 2010), there were increases in identification with other ethnicities. For instance, the percentage identifying as Asian/Pacific Islander rose by 34.38%, albeit from a relatively low base of 0.64% in 2000 to 0.86% in 2010. Similarly, those reporting as having two or more ethnic identities increased from 1.48% to 1.54%. The most significant increase was seen among those identifying as Hispanic, which jumped from 1.09% in 2000 to 2.40% in 2010, representing a 120.18% change. There was however no change in the categories of Black, American Indian and Alaskan Native, with no individuals opting for these identities in either year.

	2000	2010	Change
White	96.66%	95.02%	-1.7%
Hispanic	1.09%	2.4%	120.18%
Two or More Races	1.48%	1.54%	4.05%
Asian/Pacific Islander	0.64%	0.86%	34.38%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%