US Population With Last Name Oconnor 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 77,923 people in the US whose last name was Oconnor, and the rate of occurence of the Oconnor last name was 26.42 per 100K.
The highest percentage of people with the last name of Oconnor identified their race as Non Hispanic White Alone (92.81%); the second highest percentage of people identified their race as Hispanic or Latino (2.61%); and the third highest percentage of people identified their race as Non Hispanic Black or African American Alone (2.12%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Oconnor last name.
US Population With Last Name Oconnor By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 72320 | 92.81 |
| Hispanic or Latino | 2034 | 2.61 |
| Non Hispanic Black or African American Alone | 1652 | 2.12 |
| Non Hispanic Two or More Races | 1068 | 1.37 |
| Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone | 584 | 0.75 |
| Non Hispanic American Indian and Alaska Native Alone | 257 | 0.33 |