Bastelica is a commune in the Corse-du-Sud department of France on the island of Corsica.

[4] Bastelica is located in the interior of the island in the high valley of the Prunelli south-west of the Monte Renoso massif of which it shares the summit at 2,352 metres (7,717 ft) of Monte Renoso with Bocognano and Ghisoni.

The D3 branches from the D27 south of the village and goes south-west to join the Route nationale N196 near Ajaccio.

The intersection of the 42nd parallel North and the 9th meridian East of Greenwich is in the commune (see the Degree Confluence Project).

The commune has two sites that are registered as historical monuments: Bastelica is part of the Regional Natural Park of Corsica in the "Land of Life" called Gravona.