Welcome to Princeville. Before you arrive, it’s a good idea to learn some basic facts about the area. So pull out your map, grab a pencil and listen up.This town sits 12 miles to the northwest of Wailua Homesteads, and 4,909 miles west of Washington, the nation’s capital.It can be useful to know how many people live in the place you’re planning to travel to. In this part of Kauai County, the population is close to 2,200.