US Population With Last Name Mclay 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 506 people in the US whose last name was Mclay, and the rate of occurence of the Mclay last name was 0.17 per 100K.

The highest percentage of people with the last name of Mclay identified their race as Non Hispanic White Alone (89.13%); the second highest percentage of people identified their race as Non Hispanic Black or African American Alone (7.51%); and the third highest percentage of people identified their race as Hispanic or Latino (1.98%).

US Percentage of Pop. With Last Name Mclay By Race And Ethniciity in the 2010 Census

Non-Hisp White
Non-Hisp Black
Hispanic or Latino

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

US Population With Last Name Mclay By Race And Ethniciity in the 2010 Census

0 of 0
Last Name Number of People Percent of Total (%)
Non Hispanic White Alone 451 89.13
Non Hispanic Black or African American Alone 38 7.51
Hispanic or Latino 10 1.98