He grew up in Wandsworth, London, and attended Sutton Grammar School. Influenced by The Science of Life edited by H. G. Wells, he took life sciences as a direction. He earned a first-class honours degree, from Imperial College London, in 1935, and PhD in 1938. He worked at the John Innes Institute, with J. B. S. Haldane.
He married Betty; they had three sons.
- Preer, John R.; Tait, Andrew (2011). "Geoffrey Herbert Beale MBE. 11 June 1913 -- 16 October 2009". Biographical Memoirs of Fellows of the Royal Society. doi:10.1098/rsbm.2010.0025.
- Andrew Tait (1 February 2010). "Geoffrey Beale obituary". The Guardian.