Explore the Family Name Lounsbury

The meaning of Lounsbury

English: probably an altered form of Lownsbrough, a habitational name from Londesborough in the East Yorkshire, which is named with the Old Norse personal name Lothinn + Old English burh ‘stronghold’.

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

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

According to the Decennial U.S. Census data, the surname Lounsbury's popularity has slightly decreased in recent years. In 2000, it was ranked at 11,410, whereas in 2010 it dropped to 12,264, demonstrating a change of -7.48%. However, the number of individuals carrying the Lounsbury name has remained stable, growing only modestly from 2,533 in 2000 to 2,536 in 2010, an increase of 0.12%. Because of this, its proportion per 100,000 people also fell by 8.51%, from 0.94 to 0.86.

	2000	2010	Change
Rank	#11,410	#12,264	-7.48%
Count	2,533	2,536	0.12%
Proportion per 100k	0.94	0.86	-8.51%

Race and Ethnicity of people with the last name Lounsbury

When it comes to ethnic identity, the Decennial U.S. Census data reveals some shifts among those with the surname Lounsbury between 2000 and 2010. The percentage identifying as White decreased slightly from 96.60% to 94.56%. Those reporting their ethnicity as Asian/Pacific Islander also saw a drop of 45.10%. However, there were significant increases among other groups. Individuals identifying as Hispanic rose from 0.99% to 2.37%, marking an impressive growth of 139.39%. Similarly, the proportion identifying as Black doubled from 0.24% to 0.51%. There was also a moderate increase in the percentage of American Indian and Alaskan Native from 0.47% to 0.63%, and those claiming two or more races grew from 1.18% to 1.66%.

	2000	2010	Change
White	96.6%	94.56%	-2.11%
Hispanic	0.99%	2.37%	139.39%
Two or More Races	1.18%	1.66%	40.68%
American Indian and Alaskan Native	0.47%	0.63%	34.04%
Black	0.24%	0.51%	112.5%
Asian/Pacific Islander	0.51%	0.28%	-45.1%