Seaside is a city in Clatsop County, Oregon, United States, on the coast of the Pacific Ocean. The name Seaside is derived from Seaside House, a historic summer resort built in the 1870s by railroad magnate Ben Holladay. The city's population was 6,457 at the 2010 census.
AdShop Wallpaper CeilingMurals at Wayfair. Save Big on Your Next Project! We've Got Everything You Need to Decorate Your Home at a Price You Can Afford.