Bolton has a population of 285,372 people. This has steadily increased from 261,300 people in 1991. The borough has a similar sized male and female population; 49.6% of the population is male and 50.4% is female.
Bolton is richly diverse with over one fifth of the population from a Black, Asian or Minority ethnic (BAME) background. According to Census (2011) data, the proportion of the population from a BAME background doubled between 2001 and 2011.