Three Oaks is a village in Three Oaks Township, Berrien County in the U.S. state of Michigan. The population was 1,622 at the 2010 census. The village of Three Oaks is located in the southwest corner of Michigan, just 5 miles from the shores of Lake Michigan and within 2 miles of the Indiana border along US 12.
As of the census of 2010, there were 1,622 people, 678 households, and 422 families residing in the village. The population density was 1,638.4 inhabitants per square mile (632.6/km2). There were 797 housing units at an average density of 805.1 per square mile (310.9/km2). The racial makeup of the village was 93.2% White, 1.1% African American, 1.4% Native American, 0.6% Asian, 0.1% Pacific Islander, 1.7% from other races, and 1.8% from two or more races. Hispanic or Latino of any race were 4.4% of the population. There were 678 households of which 31.4% had children under the age of 18 living with them, 43.5% were married couples living together, 14.2% had a female householder with no husband present, 4.6% had a male householder with no wife present, and 37.8% were non-families. 31.0% of all households were made up of individuals and 10.5% had someone living alone who was 65 years of age or older. The average household size was 2.39 and the average family size was 3.01. The median age in the village was 39.3 years. 24.4% of residents were under the age of 18; 8.1% were between the ages of 18 and 24; 25.6% were from 25 to 44; 28.5% were from 45 to 64; and 13.4% were 65 years of age or older. The gender makeup of the village was 48.6% male and 51.4% female.