Worthing is a city in Lincoln County, South Dakota, United States and is a suburb of Sioux Falls. The population was 877 at the 2010 census.
Worthing was laid out in 1879, and named after a railroad employee.
Worthing is located at 43°19′44″N 96°46′00″W (43.328868, -96.766593).
According to the United States Census Bureau, the city has a total area of 0.56 square miles (1.45 km2), all land.
Worthing has been assigned the ZIP code 57077 and the FIPS place code 72820.
As of the census of 2010, there were 877 people, 325 households, and 236 families residing in the town. The racial makeup of the town was 96.6% White, 1.0% Black or African-American, 0.8% Native American, 0.3% Asian, 0.0% from other races, and 1.3% from two or more races. Hispanic or Latino of any race were 0.7% of the population.
There were 325 households, of which 44.6% had children under the age of 18 living with them, 60.6% were married couples living together, 8.3% had a female householder with no husband present, and 27.4% were non-families. 18.8% of all households were made up of individuals, and 5.9% had someone living alone who was 65 years of age or older. The average household size was 2.7 and the average family size was 3.13.
In the town the population was spread out, with 27.9% under the age of 15, 10.6% from 15 to 24, 36.4% from 25 to 44, 21.0% from 45 to 64, and 5.1% who were 65 years of age or older.