Centralia area is located in Lewis County. Lewis County is equidistant and just an hour and a half from Seattle and Portland. Interstate 5 runs through the county north and south. The White Pass Scenic Byway (Hwy. 12) runs east and west, connecting the main cities of Chehalis and Centralia with the mountain communities of East County. Scenic Byway 6 (Ocean Beach Highway) extends to Pacific County, Willapa Bay and the Long Beach Peninsula. Just a few reasons Lewis County is the perfect place to live.