Demography
In June 2010, the Office for National Statistics estimated that Plymouth's unitary authority area population for mid-2009 was 256,700; 15,980 more people than that of the last census from 2001, which indicated that Plymouth had a population of 240,720. The average household size was 2.3 persons. At the time of the 2001 UK census, the ethnic composition of Plymouth's population was 98.4% White, with the largest minority ethnic group being Chinese at 0.3%. To the right is a graph showing the population change of the city since 1801. The population rose rapidly during the second half of the 19th century, but declined by over 1.6% from 1931 to 1951.
Plymouth's gross value added (a measure of the size of its economy) was 4,105 million GBP in 2007 making up 24% of Devon's GVA. Its GVA per person was £16,377 and compared to the national average of £20,430, was £4,053 lower. Plymouth's unemployment rate was 7.9% in July 2009 – June 2010 which was 1.7 points higher than the South West average and 0.2 points higher than the average for Great Britain (England, Wales and Scotland).
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