Occupying an area of 2,358 sq mi and having a total population of over 0.98K imperative racial ethnicity of White, Native American, black or African American, Asian, Hispanic or Latino, Pacific Islander, and others with more than 0.44K housing units and 0.29K families, Terrell County was established in 1905 with Sanderson as the county seat. It was named in the honor of Alexander W. Terrell.

The Terrell County records document contains intensive information identified with American Civil War history, demise facts, last will or probate specifics, land and estate data, obituary notice, burial and cemetery details, census data, World War I and II information, marriage volume number, origin and birth details, immigration and naturalization specifics, war and enlistment data, real estate and property facts, civil court case lookups, divorce decree information and the likes and similar other kinds.