Bristol is a city located in western Day County, South Dakota, United States.

It lies in Section 25 of Bristol Township, on the main line of what is now the BNSF Railway alongside U.S. Route 12.

[5]` Similar to many towns of the area and of the Midwest in general, Bristol came into being as a result of railroad expansion.

Prior, a district railroad surveyor and townsite agent, was given credit for naming Bristol in 1881.

There were 176 housing units at an average density of 338.5 per square mile (130.7/km2).

42.7% of all households were made up of individuals, and 21.3% had someone living alone who was 65 years of age or older.

40.6% of all households were made up of individuals, and 27.3% had someone living alone who was 65 years of age or older.