Explore the Family Name Oldt

The meaning of Oldt

North German: variant of Alt. History: This name was estabished in PA in the 18th century. George Oldt arrived in Philadelphia, PA, from the Rhineland in Germany on the ship Phoenix in October 1744; he or his family eventually settled in Ruscomb Township, Berks County, PA. Twenty years later, in 1766, Johannes Olt arrived on the ship Chance, settling in Lehigh County. There has been some confusion between the two immigrant families.

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

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

Based on the Decennial U.S. Census data, the surname Oldt saw a slight decrease in popularity from 2000 to 2010. In the year 2000, Oldt was ranked 64,385th most common surname, dropping slightly to 66,931st in 2010, representing a 3.95% decrease in rank. Despite this drop in rank, the actual number of people with the Oldt surname increased by 2.08%, from 289 individuals in 2000 to 295 in 2010. However, when compared to the total population, the proportion of individuals with the Oldt surname per 100,000 decreased by 9.09%.

	2000	2010	Change
Rank	#64,385	#66,931	-3.95%
Count	289	295	2.08%
Proportion per 100k	0.11	0.1	-9.09%

Race and Ethnicity of people with the last name Oldt

The ethnicity associated with the surname Oldt remained largely consistent between 2000 and 2010, according to the Decennial U.S. Census. The vast majority of individuals with this surname identified as White, accounting for 99% in 2000 and increasing slightly to 99.66% in 2010. There were no recorded instances of individuals with the Oldt surname identifying as Asian/Pacific Islander, Two or more races, Hispanic, Black, or American Indian and Alaskan Native in either census year.

	2000	2010	Change
White	99%	99.66%	0.67%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0%	0%	0%
Hispanic	0%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%