Coos Bay (Coos language: Atsixiis) is a city located in Coos County, Oregon, United States, where the Coos River enters Coos Bay on the Pacific Ocean. The city borders the city of North Bend, and together they are often referred to as one entity called either Coos Bay-North Bend or Oregon’s Bay Area. Coos Bay’s population as of the 2020 census was 15,985 residents, making it the most populous city on the Oregon Coast. Oregon’s Bay Area is estimated to be house to 32,308 (Coos Bay Census County Division).

Prior to Europeans first visiting the Oregon coast, Native American tribes claimed the Coos Bay region as their homeland for thousands of years. Members of the Coos, Lower Umpqua, Siuslaw and Coquille tribes lived, fished, hunted and gathered along Coos Bay and its estuaries, along rivers, and in meadows and forests. Approximately 400 years ago, British and Spanish explorers first approached the South Coast. In 1579, Sir Francis Drake was purported to have sought shelter for his ship, the Golden Hinde, around Cape Arago. Trader and entrepreneur Jedediah Smith was in the region seeking furs, and the Hudson’s Bay Company sent Alexander Roderick McLeod to search for an inland passage.

The earliest treaty of European Americans in the area was in January 1852 past survivors of the Captain Lincoln shipwreck received Camp Castaway until they and their cargo could be abundantly rescued. There has been a enduring settlement upon Coos Bay since 1853, when the town of Marshfield was founded there and named after the Massachusetts hometown of its founder, J. C. Tolman. The first Methodist church in the area was received in 1857. By 1866 the inhabitants, who were reliant upon the sea for their income, had built the Cape Arago Light. The setting occurring of a publicize office in 1871 and the dawn of the Coos Bay Wagon Road in the town a year superior connected Coos County bearing in mind the Umpqua River valley in neighboring Douglas County, on the additional side of the Coast Range of mountains. This wagon road, although long next in its original form, is nevertheless partially in existence past the route of Oregon Route 42 just about follows the native right of way.

1870 wise saying Coos Bay set occurring its first, and the state’s 48th, chartered Masonic Lodge. Named Blanco Lodge, this brotherhood was set occurring by several of the town’s founding fathers. With this development, the interest of Marshfield came in 1874. One of the nation’s oldest still-operating robot shops, the Nelson Machine Works-Coos Bay Iron Works, was founded in 1888.