Exploring Kahuku will be a piece of cake once you’re sitting in your rental car. But before you arrive in an unfamiliar place, it’s always a smart idea to know a little basic info about the area.It sits 4,847 miles to the west of Washington, the buzzing national capital.If you’re traveling with the kids and they’re getting tired of playing road trip bingo, why not test them to see if they know what the population of this area of Honolulu County is? (If you’re not too sure yourself, it’s 2,600!)