US Population With Last Name Iwamura 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 150 people in the US whose last name was Iwamura, and the rate of occurence of the Iwamura last name was 0.05 per 100K.
The highest percentage of people with the last name of Iwamura identified their race as Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone (79.33%); the second highest percentage of people identified their race as Non Hispanic Two or More Races (10.67%); and the third highest percentage of people identified their race as Non Hispanic White Alone (6.67%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Iwamura last name.
US Population With Last Name Iwamura By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone | 119 | 79.33 |
| Non Hispanic Two or More Races | 16 | 10.67 |
| Non Hispanic White Alone | 10 | 6.67 |
| Hispanic or Latino | 5 | 3.33 |