Explore the Family Name Koike

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

Based on the Decennial U.S. Census, the surname Koike experienced a minor shift in popularity between 2000 and 2010. Ranked at 47,026 in 2000, the surname slid to rank 48,530 in 2010, representing a slight decrease of 3.2%. Despite this drop in rank, the actual count of individuals with the surname increased slightly from 425 in 2000 to 435 in 2010, marking a growth rate of 2.35%. However, when considered proportionally per 100,000 people, there was a small decline of 6.25% over the decade.

20002010Change
Rank#47,026#48,530-3.2%
Count4254352.35%
Proportion per 100k0.160.15-6.25%

Race and Ethnicity of people with the last name Koike

In terms of ethnic identity, the majority of individuals with the surname Koike identified as Asian/Pacific Islander according to the Decennial U.S. Census data. This group constituted 84.24% of all Koikes in 2000, dipping slightly to 81.84% by 2010. The second largest ethnicity group identifying with the surname were those of White ethnicity, increasing marginally from 8.47% to 8.97% over the ten years. Additionally, those identifying as two or more races saw an increase of 16.5%, while the Hispanic segment also grew significantly by 55.93%. The Black and American Indian/Alaskan Native identities remained static at zero.

20002010Change
Asian/Pacific Islander84.24%81.84%-2.85%
White8.47%8.97%5.9%
Two or More Races6.12%7.13%16.5%
Hispanic1.18%1.84%55.93%
Black0%0%0%
American Indian and Alaskan Native0%0%0%