Named in the honor of Duchy of Nassau, Nassau County was created in the year 1824 with an area of 725.86 sq mi. About 73K people with an intermingling cohabitation of White, Pacific Islander, African American, Asian, Native American, Hispanic or Latino of any race, and other races including more than 21 K households and 16K families live here. Fernandina Beach forms the county seat whereas the leading metropolis of the county is in Yulee.

Nassau County data site is an awesome collection with relevant ancestral information related to birth and origin history, marriage volume number, divorce decree and marital status, death and obituary news, ancestral SSN (Social Security Number), census data, naturalization and immigration details, military service records with grade, entity and recruitment history, adoption and adoptee details, property registration and land assessment deeds, probates and liens particulars, civil court proceedings, appreciable martial achievements of the war heroes of American civil wars and World War I&II. Thus this county records site has immensely reduced the consumption of time and money in executing the vast online data studies to a large extent!!!!