How Many Boys in the UK? 2021 Statistics

According to the Office for National Statistics (ONS), there were an estimated 10,056,000 males aged 0–15 in the United Kingdom in mid-2021.

Breakdown by Nation (2021)

• England: ~8,500,000
• Scotland: ~850,000
• Wales: ~500,000
• Northern Ireland: ~300,000

Age Distribution (UK, 2021)

• 0–4 years: ~3,200,000
• 5–9 years: ~3,400,000
• 10–15 years: ~3,450,000

Context & Caveats

• "Boys" = males 0–15; "young men" 16–24 not included
• Includes all residents regardless of nationality/citizenship
• Census 2021 (England/Wales/NI) / 2022 (Scotland) will refine estimates
• Sex ratio at birth: ~105 males per 100 females

Total UK Population (2021)

• All ages: ~67.0 million
• Males all ages: ~33.1 million
• Boys 0–15 = ~30% of all males