Lakeside is a city in Coos County, Oregon, United States. The population was 1,699 at the 2010 census.GeographyLakeside is in Coos County, Oregon, along U.S. Route 101, about 1mi inland from the Pacific Ocean. The city is 15mi north of Coos Bay and 197mi southwest of Portland.Lakeside borders Tenmile Lake and Tenmile Creek, which flows from the lake to the ocean. The city is 23ft above sea level. According to the United States Census Bureau, the city has a total area of 2.29sqmi, of which 2.00sqmi is land and 0.29sqmi is water.Demographics2010 censusAs of the census of 2010, there were 1,699 people, 806 households, and 489 families residing in the city. The population density was 849.5PD/sqmi. There were 967 housing units at an average density of 483.5/sqmi. The racial makeup of the city was 94.4% White, 0.3% African American, 1.5% Native American, 0.2% Asian, 0.9% from other races, and 2.6% from two or more races. Hispanic or Latino of any race were 3.2% of the population.