La Mar is a province in the north-east corner of the Ayacucho Region, Peru.

[1] One of the highest mountains of the province is Rasuwillka at approximately 4,800 m (15,700 ft).

Other mountains are listed below:[2] The province is divided into ten districts (Spanish: distritos, singular: distrito), each of which is headed by a mayor (alcalde).

The districts, with their capitals in parentheses, are:[3][4] The people in the province are mainly indigenous citizens of Quechua descent.

Quechua is the language which the majority of the population (82.96%) learnt to speak in childhood, 16.58% of the residents started speaking using the Spanish language (2007 Peru Census).