In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Astwell like this:
ASTWELL, a hamlet in Wappenham parish, Northampton; on an affluent of the river Tove, 6 miles NNE of Brackley. Real property, with Falcutt, £2,465. Pop., 83. Houses, 12. The property belonged formerly to the Billing, the Lovett, and the Ferrers families, and belongs now to the Duke of Buckingham. The old seat of the Earl of Ferrers still stands, and is now used as a farmhouse. The hamlet is a resort of sportsmen.
Astwell is now part of South Northamptonshire district. Click here for graphs and data of how South Northamptonshire has changed over two centuries. For statistics about Astwell itself, go to Units and Statistics.
GB Historical GIS / University of Portsmouth, History of Astwell in South Northamptonshire | Map and description, A Vision of Britain through Time.
Date accessed: 23rd March 2017
Click here for more detailed advice on finding places within A Vision of Britain through Time , and maybe some references to other places called " Astwell ".