Explore the Family Name Thorsby

The meaning of Thorsby

English: habitational name from North and South Thoresby (Lincolnshire), Thoresby in Carperby (North Yorkshire), or Thoresby in Perlethorpe cum Budby (Nottinghamshire). The Lincolnshire and Yorkshire placenames derive from the Old Norse personal name Thórir (genitive Thóris) + Old Norse bȳ ‘farmstead, village’. The Nottinghamshire placename derives from the Old Norse personal name Thúr (genitive Thúrs) + Old Norse bȳ.

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

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

Based on the data from the Decennial U.S. Census, the popularity of the surname 'Thorsby' has seen a slight decrease between 2000 and 2010. In 2000, the rank of the surname was 79,115, while in 2010 it fell to 84,463, signifying a change of -6.76. The count of people with this surname also decreased marginally from 224 in 2000 to 222 in 2010, representing a change of -0.89. The proportion per 100,000 people remained constant at 0.08 for both years.

	2000	2010	Change
Rank	#79,115	#84,463	-6.76%
Count	224	222	-0.89%
Proportion per 100k	0.08	0.08	0%

Race and Ethnicity of people with the last name Thorsby

The ethnicity associated with the surname 'Thorsby', as per the data from the Decennial U.S. Census, is predominantly white. In 2000, 95.09% of those with the Thorsby surname identified as white, and this figure slightly increased to 95.5% in 2010. There was also a small percentage (3.13%) who identified as Hispanic in 2000, however, by 2010, this figure dropped to zero. There were no individuals with the Thorsby surname who identified as Asian/Pacific Islander, black, or American Indian and Alaskan Native in either 2000 or 2010. The data for those identifying as two or more races was suppressed for privacy reasons.

	2000	2010	Change
White	95.09%	95.5%	0.43%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0%	0%	0%
Hispanic	3.13%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%