Tea is a city in Lincoln County, South Dakota, United States and is a suburb of Sioux Falls. The population was 3,806 at the 2010 census.
Tea was laid out in 1894. The name "Tea" was selected on account of its brevity.
Tea is located at 43°26′53″N 96°50′15″W (43.448055, -96.837587).
According to the United States Census Bureau, the city has a total area of 1.69 square miles (4.38 km2), all of it land.
As of the census of 2010, there were 3,806 people, 1,254 households, and 1,009 families living in the city. The population density was 2,252.1 inhabitants per square mile (869.5/km2). There were 1,354 housing units at an average density of 801.2 per square mile (309.3/km2). The racial makeup of the city was 96.9% White, 0.7% African American, 0.1% Native American, 0.1% Asian, 0.3% from other races, and 1.9% from two or more races. Hispanic or Latino of any race were 1.3% of the population.
There were 1,254 households of which 59.1% had children under the age of 18 living with them, 63.2% were married couples living together, 12.6% had a female householder with no husband present, 4.7% had a male householder with no wife present, and 19.5% were non-families. 14.0% of all households were made up of individuals and 2.2% had someone living alone who was 65 years of age or older.