Explore the Family Name Nicolai

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

Based on the Decennial U.S. Census, the Nicolai surname experienced a slight decrease in popularity between 2000 and 2010. Ranked at 13,628 in 2000, it fell to 14,734 by 2010, marking an 8.12% decline. The total count of people bearing this last name also dipped slightly from 2,042 in 2000 to 2,017 in 2010, a reduction of 1.22%. Similarly, the proportion per 100,000 people decreased by 10.53%.

20002010Change
Rank#13,628#14,734-8.12%
Count2,0422,017-1.22%
Proportion per 100k0.760.68-10.53%

Race and Ethnicity of people with the last name Nicolai

In terms of ethnicity, the data from the Decennial U.S. Census indicates some shifts over the decade. While in 2000 there were no recorded individuals of Asian/Pacific Islander or Black descent with the Nicolai surname, by 2010 these groups represented 0.50% and 0.40% respectively. The percentage of those identifying as two or more races decreased by 27.96%, while the proportion of White individuals decreased only slightly from 89.37% to 87.31%. Interestingly, the Hispanic representation within the Nicolai surname increased significantly by 62.27%, and those identifying as American Indian and Alaskan Native saw a small increase of 9.89%.

20002010Change
White89.37%87.31%-2.31%
American Indian and Alaskan Native6.27%6.89%9.89%
Hispanic2.2%3.57%62.27%
Two or More Races1.86%1.34%-27.96%
Asian/Pacific Islander0%0.5%0%
Black0%0.4%0%