Legislative districts of La Union

The legislative districts of La Union are the representations of the province of La Union in the various national legislatures of the Philippines. The province is currently represented in the lower house of the Congress of the Philippines through its first and second congressional districts.
History.
The province has been divided into two congressional districts since 1907. It was part of the representation of Region I from 1978 to 1984, and it elected 2 assemblymen at-large to the Regular Batasang Pambansa from 1984 to 1986.