LAST NAME · 2020 CENSUS
Costelloe
Costelloe is the 85,854th most common last name in the United States. In the 2020 Census, 234 people carried it — about 0.1 of every 100,000 people. Most people named Costelloe are White.
WHO CARRIES THIS NAME · 2020
White93.2%
Hispanic4.3%
Multiracial2.1%
Asian American0.4%
Black0.0%
Native American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
2000
#86,992
199
2010
#86,645
215
2020
#85,854
234