US Population With Last Name Koch 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 49,395 people in the US whose last name was Koch, and the rate of occurence of the Koch last name was 16.75 per 100K.
The race of 95.29% of the people with the last name of Koch was Non Hispanic White Alone (i.e. 47,068 people); 2.3% was Hispanic or Latino (i.e. 1,136 people); and 1.12% was Non Hispanic Two or More Races (i.e. 553 people).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Koch last name.
US Population With Last Name Koch By Race And Ethniciity in the 2010 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 47068 | 95.29 |
| Hispanic or Latino | 1136 | 2.3 |
| Non Hispanic Two or More Races | 553 | 1.12 |
| Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone | 361 | 0.73 |
| Non Hispanic American Indian and Alaska Native Alone | 143 | 0.29 |
| Non Hispanic Black or African American Alone | 128 | 0.26 |