Irish Hills (California)

The Irish Hills are a low mountain range of the southern outer California Coast Ranges in western San Luis Obispo County, California, and the state's Central Coast region.

It rises between San Luis Obispo and the Pacific Ocean, south of Los Osos Valley Road to Morro Bay.

Ecology
The hills support seasonally verdant non-native grasslands, with native chaparral and oak woodland habitats,

Los Osos Oaks State Natural Reserve lies on the northwestern slope, near the community of Los Osos.