San Javier is a Spanish municipality in the Region of Murcia. Located on the shores of Mar Menor also belongs to him the northern part of La Manga del Mar Menor.

It covers an area of 74.2 km ² is a population of 30,653 and population, but increases in summer because it has 23 km of coastline on the Mar Menor and 16 km in the Mediterranean Sea. San Javier Airport (shared with the General Air Academy), the AP-7 / E-15 and national road N-332 are the main roads.

The origin population of San Javier goes back to the seventeenth century around a hermitage dedicated to Saint Francis Xavier, at the junction of roads that met in the Murcian coast.
The history of San Javier is rooted in three elements: earth, sea and air.

San Javier is a middle ground between the sea and countryside, its historical development is linked to the entire region marmenorense, where the first settlers are already in the Paleolithic.

In the sea of Mar Menor attests that Phoenician ships, Greeks and Romans sailed its waters and traded on its shores.

With the Christian reconquest marmenorense the coastal area fell under what is now the city of Murcia and was repopulated by Castilians, Aragonese and Catalans, whose names are the origin of the place names of most of the population centers of this area.

In the seventeenth century building, in the present town of San Javier, a chapel dedicated to St. Francis Xavier, around which were grouped the inhabitants of the hamlets scattered.

San Javier was separated from the municipality of Murcia on September 16, 1836.