US Population With Last Name Riley 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 133,872 people in the US whose last name was Riley, and the rate of occurence of the Riley last name was 45.38 per 100K.
The race of 72.79% of the people with the last name of Riley was Non Hispanic White Alone (i.e. 97,445 people); 21.27% was Non Hispanic Black or African American Alone (i.e. 28,475 people); and 2.48% was Hispanic or Latino (i.e. 3,320 people).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Riley last name.
US Population With Last Name Riley By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 97445 | 72.79 |
| Non Hispanic Black or African American Alone | 28475 | 21.27 |
| Hispanic or Latino | 3320 | 2.48 |
| Non Hispanic Two or More Races | 2785 | 2.08 |
| Non Hispanic American Indian and Alaska Native Alone | 1165 | 0.87 |
| Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone | 683 | 0.51 |