The primary coordinate point for San Isidro is located at latitude 18.3922 and longitude -65.8854 in Canóvanas Municipio.
The formal boundaries for the San Isidro encompass a land area of 0.57 sq. miles and a water area of 0 sq. miles.
Canóvanas Municipio is in the Atlantic time zone (GMT -4). The elevation is 43 feet.
The San Isidro has a U5 Census Class Code which indicates populated place that is also a census designated place with the same name. It also has a Functional Status Code of "S" which identifies a statistical entity.