Cottage Grove is a city in Lane County, Oregon, United States. The population was 9,686 at the 2010 census. Cottage Grove is the third largest city in Lane County. The city is located on Interstate 5, Oregon Route 99, and the main Willamette Valley line of the Union Pacific railroad.
According to the United States Census Bureau, the city has a total area of 3.77 square miles (9.76 km), of which, 3.76 square miles (9.74 km) is land and 0.01 square miles (0.03 km) is water.
Cottage Grove lies south of the confluence of the Row River and the Coast Fork of the Willamette River. This confluence effectively marks the southern end of the Willamette Valley.
As of the census of 2010, there were 9,686 people, 3,895 households, and 2,469 families residing in the city. The population density was 2,576.1 inhabitants per square mile (994.6/km). There were 4,154 housing units at an average density of 1,104.8 per square mile (426.6/km). The racial makeup of the city was 90.4% White, 0.3% African American, 1.3% Native American, 1.1% Asian, 0.1% Pacific Islander, 3.1% from other races, and 3.8% from two or more races. Hispanic or Latino of any race were 8.0% of the population.
There were 3,895 households of which 32.2% had children under the age of 18 living with them, 43.8% were married couples living together, 14.8% had a female householder with no husband present, 4.9% had a male householder with no wife present, and 36.6% were non-families. 29.9% of all households were made up of individuals and 14.1% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.02.
The median age in the city was 38.3 years. 24.4% of residents were under the age of 18; 8.5% were between the ages of 18 and 24; 25.1% were from 25 to 44; 25.3% were from 45 to 64; and 16.5% were 65 years of age or older. The gender makeup of the city was 48.0% male and 52.0% female.
As of the census of 2000, there were 8,445 people, 3,264 households, and 2,183 families residing in the city. The population density was 2,561.6 people per square mile (988.1/km²). There were 3,430 housing units at an average density of 1,040.4 per square mile (401.3/km²). The racial makeup of the city was 92.84% White, 0.15% African American, 1.21% Native American, 0.92% Asian, 0.09% Pacific Islander, 1.55% from other races, and 3.23% from two or more races. Hispanic or Latino of any race were 4.94% of the population. There were 3,264 households out of which 33.0% had children under the age of 18 living with them, 49.4% were married couples living together, 13.2% had a female householder with no husband present, and 33.1% were non-families. 28.1% of all households were made up of individuals and 14.3% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.05.
In the city, the population dispersal was 27.4% under the age of 18, 8.5% from 18 to 24, 26.4% from 25 to 44, 21.7% from 45 to 64, and 16.0% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 92.1 males. For every 100 females age 18 and over, there were 86.5 males. The median income for a household in the city was $30,442, and the median income for a family was $37,457. Males had a median income of $30,775 versus $23,485 for females. The per capita income for the city was $14,550. About 15.6% of families and 19.8% of the population were below the poverty line, including 29.0% of those under age 18 and 13.0% of those age 65 or over.
Cottage Grove Oregon neighborhoods include: 8th Street South, Cedar Park Road, Central Cottage Grove, Cottage Heights, Dorena Lake, East Jefferson/Coiner Park, Gowdyville Rd, Harris/Nichols, Latham/London, London Road Cottage Grove, North CG