Explore the Family Name Cowperthwaite
The meaning of Cowperthwaite
English (Lancashire and Westmorland): habitational name from Copperthwaite in North Yorkshire, which is named with Middle English coupere ‘maker of wooden buckets and tubs’ + thweit ‘clearing’ (from Old Norse thveit).
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Cowperthwaite in the United States?
Based on the Decennial U.S. Census data, the surname Cowperthwaite has shown a marginal increase in popularity between 2000 and 2010. The rank of this surname moved from 53,659 to 53,538 showing a 0.23 percent change, while the count increased from 361 to 386 – an almost 7 percent rise. However, the proportion per 100,000 remained consistent at 0.13 during this period.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #53,659 | #53,538 | 0.23% |
| Count | 361 | 386 | 6.93% |
| Proportion per 100k | 0.13 | 0.13 | 0% |
Race and Ethnicity of people with the last name Cowperthwaite
With regard to ethnicity, the Cowperthwaite surname showed some interesting shifts between 2000 and 2010 according to the Decennial U.S. Census. In 2000, those identifying as White accounted for 96.40 percent of all Cowperthwaites, but this decreased slightly to 94.04 percent by 2010. Interestingly, no Cowperthwaites identified as Asian/Pacific Islander, Hispanic, Black or American Indian and Alaskan Native in both years. However, a new category emerged in 2010 with 3.89 percent identifying as belonging to two or more races.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 96.4% | 94.04% | -2.45% |
| Two or More Races | 0% | 3.89% | 0% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Hispanic | 0% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |