Explore the Family Name Kilbourne
The meaning of Kilbourne
English: variant of Kilburn.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Kilbourne in the United States?
Based on the Decennial U.S. Census data, the popularity of the surname Kilbourne increased significantly between 2000 and 2010. In 2000, Kilbourne was ranked 17,134th in terms of most common surnames in the United States, but by 2010 it had improved its rank to 12,986th, indicating a notable increase in popularity of 24.21%. The actual count of people with the Kilbourne surname also grew from 1,527 in 2000 to 2,364 in 2010, representing a considerable rise of 54.81%. The proportion per 100,000 people also saw an upward trend from 0.57 to 0.8, marking an increase of 40.35%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #17,134 | #12,986 | 24.21% |
| Count | 1,527 | 2,364 | 54.81% |
| Proportion per 100k | 0.57 | 0.8 | 40.35% |
Race and Ethnicity of people with the last name Kilbourne
In terms of ethnicity, Kilbourne's profile underwent some shifts between the years 2000 and 2010 according to the Decennial U.S. Census data. While the majority of individuals identifying as White decreased from 88.08% to 76.82%, there was a significant increase in the percentage of those identifying as Black, from 7.73% to 16.96%. There were also increases among other ethnic identities such as Asian/Pacific Islander (from 0.39% to 0.51%), Hispanic (from 1.38% to 2.58%), and American Indian and Alaskan Native (from 0.72% to 0.93%). Additionally, those identifying with two or more races also saw an uptick from 1.70% to 2.20%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 88.08% | 76.82% | -12.78% |
| Black | 7.73% | 16.96% | 119.4% |
| Hispanic | 1.38% | 2.58% | 86.96% |
| Two or More Races | 1.7% | 2.2% | 29.41% |
| American Indian and Alaskan Native | 0.72% | 0.93% | 29.17% |
| Asian/Pacific Islander | 0.39% | 0.51% | 30.77% |