Explore the Family Name Kostelecky
The meaning of Kostelecky
Czech: habitational name for someone from any of the many places in Bohemia and Moravia called Kostelec, named with kostel ‘church’.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Kostelecky in the United States?
Based on the Decennial U.S. Census, the surname Kostelecky saw a slight increase in popularity from 2000 to 2010. In 2000, Kostelecky was ranked 31,085th popular surname and increased to 31,033rd in 2010, marking a minor change of 0.17%. The count of individuals with this surname also grew by around 5.95% from 706 to 748. However, the proportion of people named Kostelecky per 100 thousand people has slightly decreased by 3.85%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #31,085 | #31,033 | 0.17% |
| Count | 706 | 748 | 5.95% |
| Proportion per 100k | 0.26 | 0.25 | -3.85% |
Race and Ethnicity of people with the last name Kostelecky
In regards to ethnic identity, data derived from the Decennial U.S. Census shows that the majority of individuals with the Kostelecky surname identify as White, although this percentage slightly declined by 2.18% from 97.17% in 2000 to 95.05% in 2010. Meanwhile, there was a significant increase of 136.47% among those identifying with two or more races, moving from 0.85% to 2.01%. The number of individuals identifying as Hispanic also saw an increase of 47.24%, going from 1.27% to 1.87%. There were no reported changes in Asian/Pacific Islander, Black, and American Indian and Alaskan Native populations within the Kostelecky surname group.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 97.17% | 95.05% | -2.18% |
| Two or More Races | 0.85% | 2.01% | 136.47% |
| Hispanic | 1.27% | 1.87% | 47.24% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |