Its assets is San Fernando Metropolis plus limits Ilocos Sur to the north, Benguet to the east, plus Pangasinan to the south. To the west of La Union is the South Porcelain Sea. 1. 1. There are communities of Pangasinense in the south, Igorots in the Cordillera foothills, and Chinese in the metropolis.

La Union is extremely literate, with San Fernando City as the administrative, instructive, plus financial center of the region. The Harbor of San Fernando operates as an increasingly active shipping tip, plus the former American airbase Wallace Atmosphere Station, having been converted into a commerce plus industrial area, helps to facilitate such profitable activity. Yet, different other portions of Luzon plus the Philippines' two other island groupings, the Visayas plus Mindanao, La Union experiences a rather arid and prolonged dry season with small rain to be predictable between the months of November plus May.