Grand Theft Auto VI takes players to Leonida, Rockstar’s biggest open world yet. It has parts from Vice City, the Leonida Keys, Grass Rivers, Port Gelhorn, Ambrosia, and several counties that have been leaked in development footage.

GTA 6 Map Overview-What We Know So Far

Leonida is a made-up place that mixes beaches, neon-lit skylines, mangrove swamps, industrial areas, rural America, and tropical islands.

Rockstar says the map has:

  • The biggest map ever in GTA
  • Vice City Today
  • Better interiors
  • Many different biomes
  • More density and height
  • A world made for real-time updates

You can also check the full GTA 6 Map Breakdown article for deeper exploration.

Complete List of Confirmed and Leaked GTA 6 Locations (2025)

This list has official trailer footage, screenshots, and leaks that have been confirmed.

Confirmed:

  • Vice City
  • Keys by Leonida
  • Rivers of Grass
  • Port Gelhorn
  • Ambrosia

Leaked (Very Likely):

  • Vice Dale County
  • Kelly County
  • Leonard County
  • Bay of Watson

For more early world reveals, see GTA 6 Leaks Reveal Massive Map & Gameplay.

Vice City - “Too Much of Everything”

Vice City skyline at night GTA 6

Vice City is back as the main city-big, modern, glamorous, and full of chaos.

To understand how Vice City ties into the world scale, see the GTA 6 Map Breakdown again in more detail.

Important Areas:

  • Ocean Beach has pastel hotels, neon lights, and nightclubs.
  • Little Havana / Cuba: real food and street culture
  • Tisha-Wocka has flea markets and local shops.
  • VC Port is the “cruise ship capital of the world.”

Expect:

  • Big insides
  • Exploration in a vertical direction
  • Busy nightlife
  • Main story missions and events

Leonida Keys - The Chain of Tropical Islands

Leonida Keys island chain GTA 6

This area runs along the southern coast and is based on the Florida Keys.

Features:

  • Diving and exploring the ocean
  • Towns for fishing
  • Pubs and hotels
  • Boating trips

Pretty but dangerous-great for unexpected meetings.

Grass Rivers - “Welcome to the Wetlands”

Grass Rivers swamp region GTA 6

This huge swamp biome is based on the Everglades.

For gameplay systems tied to nature and AI, see the GTA 6 Gameplay Breakdown.

The environment:

  • Thick mangroves
  • Lakes that aren’t very deep
  • Animals in the wild (birds, alligators)
  • Paths for hidden survival

Tone of the Game:

  • Stealth meetings
  • Fighting animals
  • Airboats and drug routes
  • Fighting in low visibility

Port Gelhorn - The Coastline That Faded

Port Gelhorn coastal town GTA 6

This area on the northern coast is like a part of America that has been forgotten.

The mood:

  • Motel rooms from the past
  • Rusty docks
  • Tourist spots that have lost their shine
  • Neighborhoods that were hurt by hurricanes

How to play:

  • Trade on the black market
  • Trails for dirt bikes
  • Buildings that have been left behind
  • Races on broken roads

Ambrosia - The Industrial Heart of Leonida

Ambrosia industrial refinery GTA 6

An industrial area that gets its power from the Allied Crystal Sugar Refinery.

Style of the picture:

  • Refineries that are hot and wet
  • Washing cars
  • Big machines
  • Biker garages

How to Play:

  • Biker wars over land
  • Routes for smuggling
  • Industrial missions

Ambrosia feels rough, gritty, and full of crime among working-class people.

Full List of GTA 6 Counties (2025 Leaks and Confirmations)

To compare with other early world info, see GTA 6 Leaks Reveal Massive Map & Gameplay.

This is the most accurate county map we’ve seen so far:

County Based On Contains
Vice Dale County Miami-Dade Vice City and its suburbs
Kelly County South and Central Florida Grass Rivers swamps
Leonard County Panhandle / Gulf Coast Port Gelhorn
Ambrosia County Central Florida Industrial towns
Watson Bay South Florida coast Tourist spots

These counties make up the real bones of Leonida.

How big is Leonida compared to GTA 5?

Size of the GTA V map:

~80 km² (land and water)

How big is GTA VI?

For the bigger release roadmap as a whole, you can also read GTA 6 Update: The Release Date Has Been Moved to November 19, 2026.

Based on this, it is 2 to 3 times bigger than GTA V:

  • Islands
  • Wetlands that are bigger
  • Big areas in the north
  • Interiors that change
  • Many waterways
  • More areas that go up and down

Leonida is going to be the biggest Rockstar map ever made.

Leaks of the GTA 6 map (2025 update)

See a deeper breakdown of these in GTA 6 Leaks Reveal Massive Map, Dynamic Gameplay & Possible Release Window.

Confirmed 2025 Leak Highlights:

  • You can see the whole southern coast.
  • Many islands and bridges
  • The inside looks like Vice City.
  • Rural northern zone matched with leaks from Port Gelhorn
  • Leaked dev tools confirm the refinery region
  • The trailer vegetation data matches the swamp biome.

A Quick Look at the GTA 6 Map Biomes

Region Essence Gameplay
Vice City Glamour and chaos Inside and out, at night, and during heists
Leonida Keys Tropical paradise Boats, diving, and resorts
Grass Rivers Survival wetlands Wildlife and stealth
Port Gelhorn Decay and danger Smuggling and races
Ambrosia Industrial backbone Biker turf and crime rings

GTA 6 Map Questions Answered

What size is the GTA 6 map?
About two to three times bigger than GTA V.

What places are definitely in GTA 6?
Vice City, Leonida Keys, Grass Rivers, Port Gelhorn, Ambrosia, and a few counties.

Is the map for GTA 6 based on Florida?
Yes, Leonida is based on Florida.

Where are the islands in GTA 6?
The Leonida Keys are the islands that look like they are south of Vice City.

Are there more than one county in GTA 6?
Yes, at least five are shown in leaks and official videos.