API Version Description Updated
Parish 1.0 Population by parish. 26/06/2019 XML JSON Embeddable HTML HTML
District 1.0 Population by voting district. 26/06/2019 XML JSON Embeddable HTML HTML
Changes 1.0 Population changes by quarter. Has births, deaths, immigration and emigration. 26/06/2019 XML JSON Embeddable HTML HTML
Birthplace 1.0 Population by birthplace. 26/06/2019 XML JSON Embeddable HTML HTML
Age Female 1.0 Population values by year and age. Individual year ages. Female only. 26/06/2019 XML JSON Embeddable HTML HTML
Age Male 1.0 Population values by year and age. Individual year ages. Male only. 26/06/2019 XML JSON Embeddable HTML HTML
Age 1.0 Population values by year and age. Individual year ages. Mixed sex. 26/06/2019 XML JSON Embeddable HTML HTML
Population 1.0 Population values by year, sex and age. Ages are in ranges. 26/06/2019 XML JSON Embeddable HTML HTML

Source: http://www.gov.gg/population