Sidiailles (French pronunciation: [sidjaj]) is a commune in the Cher department in the Centre-Val de Loire region of France.

An area of farming and forestry comprising the village and several hamlets situated at the confluence of the rivers Arnon and Joyeuse, about 13 miles (21 km) south of Bourges at the junction of the D997 with the D111 and D237 roads.

Historical population

Year	Pop.	±%
1962	561	—
1968	584	+4.1%
1975	563	−3.6%
1982	487	−13.5%
1990	375	−23.0%
1999	331	−11.7%
2008	304	−8.2%

• The ruins of a twelfth-century abbey.
• The church of St. Pierre and St. Paul, dating from the twelfth century, with a bell cast in 1235.
• A large reservoir.

• Communes of the Cher department

• Sidiailles website (in French)