Contra Costa County, CA islands for sale

Buying islands in Contra Costa County

Find islands for sale in Contra Costa County, CA including private islands, small island homes, and large luxury islands. You can buy the island property of your dreams.

There are currently 2 islands for sale in Contra Costa County, with an average listing price of $307,000. The average cost to buy is $2,669,565 per acre. Search land for sale in California to view every property in the state.