US Population With Last Name Cos By Race and Ethnicity in the 2000 Census

Updated on May 9, 2026.

Data Source: US Census Bureau.

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In the 2000 Census, there were 321 people in the US whose last name was Cos, and the rate of occurence of the Cos last name was 0.12 per 100K.

The highest percentage of people with the last name of Cos identified their race as Hispanic or Latino (52.34%); the second highest percentage of people identified their race as Non Hispanic White Alone (37.69%); and the third highest percentage of people identified their race as Non Hispanic Black or African American Alone (5.92%).

US Percentage of Pop. With Last Name Cos By Race And Ethniciity in the 2000 Census

Hispanic or Latino
Non-Hisp White
Non-Hisp Black
Non-Hisp ANHPI

The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Cos last name.

US Population With Last Name Cos By Race And Ethniciity in the 2000 Census

0 of 0
Last Name Number of People Percent of Total (%)
Hispanic or Latino 168 52.34
Non Hispanic White Alone 121 37.69
Non Hispanic Black or African American Alone 19 5.92
Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone 7 2.18