Woolsthorpe by Belvoir, also known as Woolsthorpe, is a village and civil parish in the South Kesteven district of Lincolnshire, England. The population of the civil parish at the 2011 census was 415. It is situated approximately 5 miles (8 km) west from Grantham, and adjoins the county border with Leicestershire. The neighbouring village of Belvoir lies on the other side of the border. Grantham Canal is situated 1 mile (1.6 km) to the north-east at its closest point.

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