Explore the Family Name Reinertsen

The meaning of Reinertsen

Norwegian: patronymic from the personal name Reinert. Some characteristic forenames: Scandinavian Alf.

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

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

Based on the Decennial U.S. Census data, the surname Reinertsen has seen a slight decrease in popularity between 2000 and 2010. In 2000, it was ranked 42,983rd in terms of prevalence, while in 2010, it fell to 45,886th place, marking a 6.75% drop. The count of people with this surname also slightly decreased from 474 individuals in 2000 to 465 in 2010, indicating a decline of 1.9%. Consequently, the proportion of people named Reinertsen per 100,000 people also fell by 11.11% over this period.

	2000	2010	Change
Rank	#42,983	#45,886	-6.75%
Count	474	465	-1.9%
Proportion per 100k	0.18	0.16	-11.11%

Race and Ethnicity of people with the last name Reinertsen

When it comes to ethnic identity, the majority of those with the surname Reinertsen identified as White in both 2000 and 2010, according to the Decennial U.S. Census. This group comprised 94.3% of the Reinertsen population in 2000, decreasing marginally to 93.98% in 2010. Individuals identifying as Asian/Pacific Islander made up 1.27% of the Reinertsen population in 2000 and declined to 1.08% in 2010. Those identifying with two or more races also saw a minor decrease from 3.16% in 2000 to 3.01% in 2010. Interestingly, the Hispanic representation within the Reinertsen population was not recorded in 2000 but emerged by 2010, making up 1.72%. No individuals with the Reinertsen surname identified as Black or American Indian and Alaskan Native in either year.

	2000	2010	Change
White	94.3%	93.98%	-0.34%
Two or More Races	3.16%	3.01%	-4.75%
Hispanic	0%	1.72%	0%
Asian/Pacific Islander	1.27%	1.08%	-14.96%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%