US Population With Last Name Buchanan By Race and Ethnicity in the 2010 Census
Updated on December 11, 2025.
Data Source: US Census Bureau.
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In the 2010 Census, there were 66,648 people in the US whose last name was Buchanan, and the rate of occurence of the Buchanan last name was 22.59 per 100K.
The race of 77.4% of the people with the last name of Buchanan was Non Hispanic White Alone (i.e. 51,586 people); 17% was Non Hispanic Black or African American Alone (i.e. 11,330 people); and 2.43% was Hispanic or Latino (i.e. 1,620 people).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Buchanan last name.
US Population With Last Name Buchanan By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 51586 | 77.4 |
| Non Hispanic Black or African American Alone | 11330 | 17 |
| Hispanic or Latino | 1620 | 2.43 |
| Non Hispanic Two or More Races | 1340 | 2.01 |
| Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone | 393 | 0.59 |
| Non Hispanic American Indian and Alaska Native Alone | 380 | 0.57 |