LAST NAME · 2020 CENSUS
Koscielak
Koscielak is the 133,930th most common last name in the United States. In the 2020 Census, 131 people carried it — about 0.0 of every 100,000 people. Most people named Koscielak are White.
WHO CARRIES THIS NAME · 2020
White91.6%
Multiracial5.3%
Asian American1.5%
Black0.8%
Hispanic0.8%
Native American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#71,214
0
2000
#139,757
110
2010
#153,769
106
2020
#133,930
131