Surname Checker / Koch
How Common Is the Last Name Koch?
Estimated U.S. bearers of the surname Koch today
54,691
Ranked #698 of 162,254 published surnames · 16.75 per 100,000 Americans (2010 Census) · 49,395 bearers counted in 2010, scaled to today's population.
Ancestry breakdown reported in the 2010 Census
White
95.29%
Black
0.26%
Asian / Pacific Islander
0.73%
Hispanic
2.3%
Percentages are the Census Bureau's published figures for surname bearers in 2010. Figures are estimates from public records — see the methodology page.