[1] Calthorpe was a knight on 23 July 1603 in the Royal Garden at Whitehall just before the Coronation of James I,[2] and was Sheriff of Norfolk in 1614.
[3] Calthorpe was buried in All Saints Church Cockthorpe where there is a memorial table in at the east end of the south aisle with two coloured shields: To God and posterity, in assured hope of a joyful resurrection, resteth the body of Sr James Calthorp, Knight, and Dame Barbara his wife, daughter to John Bacon of Hesset, Esqrs.
By her he had 8 sons and 6 daughters, in whose several marriages and issue the ancient glory of yt family (resting then chiefly and almost solely in himself) did reflourish and is dilatated into many of the best houses of this country.
The said Dame Barbara surviving him, and much comforted with the sight of 193 of her children and their offspring, at the age of 86 years exchanged this life for a better upon the 3d day of November, 1639.
Calthorpe married Barbara daughter of Francis Bacon, of Hesset in Suffolk and died June 15, in the 12th of king James.