Beresford is a city in Lincoln and Union counties in the U.S. state of South Dakota. The population was 2,005 as of the 2010 census. The southern two-thirds is part of the Sioux City, IA–NE–SD Metropolitan Statistical Area, while the northern one-third is part of the Sioux Falls Metropolitan Statistical Area. The Beresford Republic is the weekly newspaper.
Before the city was incorporated, the town was known as Paris, Dakota Territory. The city was renamed after Lord Charles Beresford and was formally incorporated on July 12, 1884.
Beresford is located at 43°4′51″N 96°46′34″W / 43.08083°N 96.77611°W / 43.08083; -96.77611 (43.080859, -96.776148).