New Effington is a town in Roberts County, South Dakota, United States. The population was 234 at the 2020 census. In 1965 the high school team won the district basketball tournament in Sisseton. As part of a school approved event and classroom project, the senior class of 1965 held a memorial tribute north of the school for Nevermore, the class pet raven.

New Effington was laid out in 1913, after a proposed railroad further away from the original city Effington spurred the need to move the town. Needing a new name they simply added "New", the original being a reference to one of the first women (named Ellie) to get a homestead in the original town.

Geography

According to the United States Census Bureau, the town has a total area of , of which is land and is water.

Demographics

2010 census

As of the census of 2010, there were 256 people, 107 households, and 65 families residing in the town. The population density was . There were 121 housing units at an average density of . The racial makeup of the town was 57.8% White, 0.4% African American, 36.3% Native American, 0.8% from other races, and 4.7% from two or more races. Hispanic or Latino of any race were 0.8% of the population.

There were 107 households, of which 29.9% had children under the age of 18 living with them, 42.1% were married couples living together, 14.0% had a female householder with no husband present, 4.7% had a male householder with no wife present, and 39.3% were non-families. 35.5% of all households were made up of individuals, and 18.7% 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 3.08.

The median age in the town was 39 years. 28.5% of residents were under the age of 18; 10.1% were between the ages of 18 and 24; 19.1% were from 25 to 44; 20.7% were from 45 to 64; and 21.5% were 65 years of age or older. The gender makeup of the town was 46.1% male and 53.9% female.

2000 census

As of the census