where is south bend washington
South Bend is a city in Pacific County, Washington, United States.It is the county seat of Pacific County. The population was 1,637 as of the 2010 census.s of the census of 2010, there were 1,637 people, 684 households, and 414 families residing in the city. The population density was 1,004.3 inhabitants per square mile (387.8/km 2). There were 780 housing units at an average density of 478.5 per square mile (184.7/km 2).