The Staunton Island Hideout is a Safehouse property that can be obtained in Grand Theft Auto III.
It's a Hidden apartment located in Belleville Park, Staunton Island, and it has space to store 2 vehicles.
How to get the Staunton Island Hideout:
The Staunton Island Hideout in Grand Theft Auto III becomes available after the mission Last Requests, and is unlocked automatically (for free).
As a safe house, you can save your game progress at this location.