He was born to parents Simon and Elizabeth Kilham at Epworth, Lincolnshire, possibly at a former farm, now known as Prospect House, otherwise 79 High Street.
They also contended that the ministry should possess no official authority or pastoral prerogative, but should merely carry into effect the decisions of majorities in the different meetings.
[4] Kilham and Thom jointly wrote the Out-lines of a constitution; proposed for the examination, amendment and acceptance, of the members of the Methodist New Itinerancy, which was published in 1797.
[5] He died in 1798, and the success of the church he founded is a tribute to his personality and to the principles for which he strove.
Kilham's second wife, Hannah Kilham née Spurr (1774–1832), whom he married only a few months before his death, became a Quaker, and worked as a missionary in the Gambia and Sierra Leone; she transcribed to writing several West African languages.