The state from the 3D Universe is inspired by the real-life states of California and Nevada, comprised of fictional cities based on real cities in those states, these are: Los Santos (Los Angeles), San Fierro (San Francisco) and Las Venturas (Las Vegas).It is one of the three settings in Grand Theft Auto. The city from the 2D Universe is based on San Francisco, California.San Andreas takes different inspirations depending on the universe:.It is one of the three settings in Grand Theft Auto and the main setting in Grand Theft Auto: Vice City and Grand Theft Auto: Vice City Stories. Vice City is based on the city of Miami and the Keys located in South Florida.It also makes a minor appearance in Grand Theft Auto: Vice City and Grand Theft Auto: San Andreas. Liberty City is based on New York City and is one of the three settings of Grand Theft Auto and the main setting of Grand Theft Auto III, Grand Theft Auto: Liberty City Stories and Grand Theft Auto IV.
In the Grand Theft Auto universe, the vast majority of the locations in the games are based on cities and states found in the real-life USA, with the country logically serving as the franchise's main setting.