 All population census figures from report "Historic Census figures Cambridgeshire to 2011" by "Cambridgeshire Insight".The population figures prior to 1951 are calculated by combining the population figures for the two separate parishes of Barham and of Woolley.In 2011, the parish covered an area of and so the population density for Barham & Woolley in 2011 was 20.6 persons per square mile (8 per square kilometre).