US Population With Last Name Riofrio 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 436 people in the US whose last name was Riofrio, and the rate of occurence of the Riofrio last name was 0.15 per 100K.
The highest percentage of people with the last name of Riofrio identified their race as Hispanic or Latino (93.12%); and the second highest percentage of people identified their race as Non Hispanic White Alone (6.42%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Riofrio last name.
US Population With Last Name Riofrio By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Hispanic or Latino | 406 | 93.12 |
| Non Hispanic White Alone | 28 | 6.42 |