LAST NAME · 2020 CENSUS
Gastineau
Gastineau is the 23,096th most common last name in the United States. In the 2020 Census, 1,137 people carried it, about 0.4 of every 100,000 people. Most people named Gastineau are White.
WHO CARRIES THIS NAME · 2020
White86.4%
Multiracial6.3%
Hispanic4.0%
Native American1.5%
Asian American1.0%
Black0.8%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#33,777
0
2000
#22,185
1,086
2010
#22,689
1,130
2020
#23,096
1,137