Explore the Family Name Casserly

The meaning of Casserly

Irish: 1. from Mac Casarlaigh ‘son of Casarlach, a personal name which may be based on casair ‘thorn’. In the Anglicized form there has been confusion with Ó Caisile, a variant of Ó Caiside, see Cassidy. 2. variant of Caslin. Some characteristic forenames: Irish Liam, Niall.

Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.

How common is the last name Casserly in the United States?

Based on the Decennial U.S. Census data, the surname Casserly showed a slight decrease in popularity between 2000 and 2010. In 2000, it was the 24,949th most common surname, but by 2010, it fell to the 26,282nd spot, representing a 5.34% drop in rank. The total count of individuals bearing the surname also slightly decreased from 935 in 2000 to 929 in 2010, marking a -0.64% change. Its proportion per 100,000 people also declined by -11.43% over the same period.

	2000	2010	Change
Rank	#24,949	#26,282	-5.34%
Count	935	929	-0.64%
Proportion per 100k	0.35	0.31	-11.43%

Race and Ethnicity of people with the last name Casserly

In terms of ethnicity, again based on the data from the Decennial U.S. Census, there were some significant shifts in the ethnic identity associated with the Casserly surname between 2000 and 2010. The number of individuals identifying as Asian/Pacific Islander increased by 37.21%, while those identifying as having two or more ethnicities saw a substantial increase of 68.13%. Meanwhile, those identifying as White saw a small decrease of -2.25%. The Hispanic population with this surname grew by 48.44% while the Black population decreased by -16.67%. There was no change in the American Indian and Alaskan Native population.

	2000	2010	Change
White	92.83%	90.74%	-2.25%
Hispanic	2.25%	3.34%	48.44%
Two or More Races	1.6%	2.69%	68.13%
Black	2.46%	2.05%	-16.67%
Asian/Pacific Islander	0.86%	1.18%	37.21%
American Indian and Alaskan Native	0%	0%	0%