Population estimates methodology

Methodology behind the Office for National Statistics' (ONS's) production of mid-year population estimates.

• Calculating population estimates of the very elderly

  A brief guide to the method used by ONS to calculate mid-year estimates of population aged 90 and over by single year of age and sex

• Local Authority population studies 2004

  Local Authority Population Studies reports and studies following the 2001 Census, published September 2004

• Population estimates methodology archive

  Archive documents about population estimates methodology (for reference only)

• Population estimates by ethnic group

  Reports and documents relating to Population estimates by ethnic group methodology

• Population estimates for local authorities across UK constituent countries

  Documents relating to Population estimates for local authorities across UK constituent countries

• Population estimates by marital status: methodology

  Documents relating to the methodology of ONS's population estimates by marital status statistics

• Population estimates by marital status - methods and availability

  Documents relating to ONS's Population estimates by marital status statistics - methods and availability.

• Postcensal small area population estimates

  Research project investigating the production of postcensal population estimates for new interim mid-2008 Lower Layer Super Output Area (LSOA) and Middle Layer Super Output Area (MSOA)

• Revisions to the population estimates

  How ONS's population estimates methodology has been revised over the years

• Population estimates: a race impact assessment

  ONS's race impact assessment on Population estimates data, 2007