Acacia has been given to about 4,310 people in the United States since 1880. It was most common in 2002, which makes it a millennial-parent name.
Its best year was 2002, when 143 babies were given the name, ranking 1351st. The typical living American called Acacia is about 24 years old today. It is relatively most common in Colorado, where it accounts for 0.01% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.