Eston is a town in the Rural Municipality of Snipe Lake No. 259, Saskatchewan, Canada. The population was 1,061 at the 2016 Census. The town is located at the junction of Highway 30 and Highway 44, approximately 70 kilometres (43 mi) south-east of Kindersley. Eston Riverside Regional Park is 21 kilometres (13 mi) south of town on the north bank of the South Saskatchewan River.

In the 2021 Census of Population conducted by Statistics Canada, Eston had a population of 972 living in 426 of its 492 total private dwellings, a change of -8.4% from its 2016 population of 1,061. With a land area of 2.65 km² (1.02 sq mi), it had a population density of 366.8/km² (950.0/sq mi) in 2021.

Eston experiences a semi-arid climate (Köppen climate classification BSk) with long, cold, dry winters and short but very warm summers. Precipitation is very low, with an annual average of 297mm, and is heavily concentrated in the warmer months.

The town experienced "severe damage" to buildings as a result of plough winds during a severe thunderstorm on July 14, 2019.

51°09′N 108°45′W / 51.150°N 108.750°W / 51.150; -108.750 (Eston, Saskatchewan)