Explore the Family Name Osterloh

The meaning of Osterloh

North German: topographic name from Middle Low German ōster ‘eastern, easterly’ + loh ‘small wood’. Some characteristic forenames: German Egon, Erhard, Othmar, Rainer.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Osterloh has slightly decreased in the United States between 2000 and 2010. In 2000, Osterloh was ranked 30,868th most popular surname, but it dropped to 31,994th in 2010, reflecting a decrease of 3.65%. Despite this drop in rank, the actual count of individuals with the Osterloh surname increased from 712 in 2000 to 721 in 2010, signaling an increase of 1.26%. However, its proportion per 100,000 people fell by 7.69%.

	2000	2010	Change
Rank	#30,868	#31,994	-3.65%
Count	712	721	1.26%
Proportion per 100k	0.26	0.24	-7.69%

Race and Ethnicity of people with the last name Osterloh

According to the ethnicity data from the Decennial U.S. Census, the ethnic identity distribution for the surname Osterloh showed some shifts between 2000 and 2010. The percentage of individuals identifying as White decreased from 94.66% to 90.43%. Meanwhile, those identifying as Asian/Pacific Islander nearly doubled from 0.98% to 1.94%, while the Hispanic representation also more than doubled, going from 0.98% to 2.08%. There were no individuals identifying as Black or American Indian and Alaskan Native in 2000, but in 2010 these groups represented 1.25% and 1.53% respectively. Lastly, the group identifying as two or more races saw a modest increase from 2.39% to 2.77%.

	2000	2010	Change
White	94.66%	90.43%	-4.47%
Two or More Races	2.39%	2.77%	15.9%
Hispanic	0.98%	2.08%	112.24%
Asian/Pacific Islander	0.98%	1.94%	97.96%
American Indian and Alaskan Native	0%	1.53%	0%
Black	0%	1.25%	0%