Where is Brian Heder’s boat yard in GTA 6?

Short answer

Brian Heder’s boat yard is most likely in the Leonida Keys. Official GTA 6 material says Brian uses the boat yard to move product. That it is in the Keys follows from context and is not stated directly, so the pin on our map is approximate.

Partly confirmed

Verified

The Keys location follows from context; it is not stated directly.

What is known

The boat yard Brian uses to move product. Location: the Keys (Leonida Keys) — inferred from context.

On the map

Open this entry on the Leonida map. The pin is approximate: the map is our own pre-launch schematic, not the in-game map.

When this answer will change

After GTA 6 comes out on November 19, 2026, we will check this answer against the game and update its status.

Sources

1 official
  1. Grand Theft Auto VI — People: Brian Heder
    “Brian's a classic drug runner from the golden age of smuggling in the Keys. Still moving product through his boat yard with his third wife, Lori…”

    Rockstar Games (official site)rockstargames.comaccessed

All in Map & world

Where are the Leonida Keys on the GTA 6 map?

The Leonida Keys are most likely off the state’s southern tip.

The region is official (“tropical archipelago”). That the islands stretch from the southern tip of the state is an inference by analogy with the Florida Keys.

Partly confirmedVerified