what is the twon on the north west of gta v map

The town on the northwest of the GTA V map is Paleto Bay. It sits on the northwestern coast of Blaine County and is the main small town up there.

Nearby landmark

• The far northwest corner is also associated with Paleto Point , a recreational area at the map’s northwestern edge.

Simple way to remember it

• Paleto Bay = the town.
• Paleto Point = the nearby coastal/northwest area.

TL;DR: The place you’re thinking of is Paleto Bay.