LAST NAME · 2020 CENSUS
Mcilwaine
Mcilwaine is the 57,805th most common last name in the United States. In the 2020 Census, 380 people carried it, about 0.1 of every 100,000 people. Most people named Mcilwaine are White.
WHO CARRIES THIS NAME · 2020
White74.7%
Black21.6%
Multiracial1.8%
Hispanic1.1%
Native American0.8%
Asian American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#81,263
0
2000
#54,880
351
2010
#53,667
385
2020
#57,805
380