The primary coordinate point for Rio Grande Zona Urbana is located at latitude 18.3789 and longitude -65.8389 in Río Grande Municipio.
The formal boundaries for the Río Grande Zona Urbana encompass a land area of 1.38 sq. miles and a water area of 0 sq. miles.
Río Grande Municipio is in the Atlantic time zone (GMT -4).
The Río Grande Zona Urbana has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.