Explore the Family Name Sedlacek
The meaning of Sedlacek
Czech (Sedláček): from a diminutive of Sedlák (see Sedlak), either an affectionate form of a status name for a Sedlák, or a status name for a farmer who owned a smaller piece of land than a Sedlák in the same village, or else for a young farmer.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Sedlacek in the United States?
According to the Decennial U.S. Census data, the popularity of the surname Sedlacek has seen a slight decrease from 2000 to 2010. In 2000, the name was ranked 11,428 in popularity with a count of 2,530 people bearing the name. However, by 2010, the rank fell to 12,473 and the count also decreased slightly to 2,489 – a change of -1.62%. The proportion of people with this surname also fell from 0.94 per 100,000 people in 2000 to 0.84 in 2010, marking a -10.64% change.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #11,428 | #12,473 | -9.14% |
| Count | 2,530 | 2,489 | -1.62% |
| Proportion per 100k | 0.94 | 0.84 | -10.64% |
Race and Ethnicity of people with the last name Sedlacek
The ethnic identity associated with the surname Sedlacek, according to the Decennial U.S. Census data, is predominantly white, making up 96.21% in 2000 and 96.06% in 2010. Over the decade, there was a small increase in those identifying as Asian/Pacific Islander (from 0.63% to 0.72%) and Hispanic (from 1.34% to 1.61%). However, the percentage of those identifying as two or more races saw a minor decrease from 1.42% to 1.37%. There were no individuals identified as Black or American Indian and Alaskan Native in either census year.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 96.21% | 96.06% | -0.16% |
| Hispanic | 1.34% | 1.61% | 20.15% |
| Two or More Races | 1.42% | 1.37% | -3.52% |
| Asian/Pacific Islander | 0.63% | 0.72% | 14.29% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |