Ingoldsby is a small village in the South Kesteven district of Lincolnshire, England.

Ingoldsby is situated midway between Grantham and Bourne.

Adjacent villages include Great Humby, Lenton, Bitchfield and Boothby Pagnell.

Close by to the east of the village is the Roman road King Street that ran from Bourne to near Ancaster.

[7] Ingoldsby forms the most southerly point of the Ropsley Triangle, which denotes the area between Ropsley, Boothby Pagnell and Ingoldsby.