Population of Southampton, United Kingdom as of June 2025. How many people live in Southampton today?

The exact population of Southampton as of June 2025 is estimated at 269,781 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Southampton.

Check out more data on population in United Kingdom:

• Blackfield
• Ringwood
• Yateley
• Petersfield
• Lymington
• South Hayling
• Tadley