LAST NAME · 2020 CENSUS
Koscinski
Koscinski is the 44,416th most common last name in the United States. In the 2020 Census, 521 people carried it — about 0.2 of every 100,000 people. Most people named Koscinski are White.
WHO CARRIES THIS NAME · 2020
White89.4%
Hispanic4.2%
Multiracial2.9%
Native American1.9%
Black1.0%
Asian American0.6%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#40,249
0
2000
#42,912
475
2010
#39,607
555
2020
#44,416
521