After the Second World War, his second daughter Hermione was born in 1946. Kissack taught in Monmouth, becoming headmaster of Priory Street School. He served on Monmouth Town Council, and was a magistrate who chaired the local bench. He was also Curator of the Monmouth Museum, worked with the Royal Monmouthshire Royal Engineers to create their museum at Castle House, and a Fellow of the Society of Antiquaries.Stella Books . Accessed 24 January 2012Keith Kissack, Monmouth and its Buildings, Logaston Press, 2003, , p.viii and cover He was made MBE in 1976.London Gazette, Issue 47102, 30 December 1976, p.15 In the Preface to the third volume of the Gwent County History, published the year before Kissack's death, the General Editor Ralph A. Griffiths described him as "the doyen among historians of Monmouth".
