About the surname
With a tightly knit demographic footprint, Dia ranks as one of the rarer surnames in the country. Official records show 1,782 individuals share this last name. As a rarer surname, it provides a highly specific and traceable genealogical footprint in modern census data. Looking at the broader picture, Dia appears approximately once per 186,869 individuals nationwide. Though led by the Black or African American demographic, the name possesses enough diversity to support a substantial Hispanic or Latino population base.