We understand you’re eager to hit the highway, but you should know a thing or two about where you’re headed! Here are some basic details about Oak Harbor to get you started.This town sits 25 miles to the northeast of Sequim, and 2,361 miles northwest of Washington, the nation’s capital.If you’re traveling with the kids and they’re tired of road trip bingo, why not give them a short quiz to see if they know what the population of this area of Island County is? (In case you’re unsure yourself, it’s 22,700!)