Towns and cities in Portsmouth by population
All 3 populated places in Portsmouth, ranked by current population. The largest is Portsmouth, with 208,100 people.
Every place in Portsmouth, ranked
Do not add these figures together to get Portsmouth's population. Settlement boundaries overlap, so the rows below sum to more than the area actually holds: 236,840 against an official 214,321. The ONS figure above is the one to quote. Why figures differ.
| # | Place | Population |
|---|---|---|
| 1 | Portsmouth | 208,100 |
| 2 | Southsea | 18,514 |
| 3 | Cosham | 10,226 |
Common questions
What is the population of Portsmouth?
214,321, on the ONS mid-2024 estimate for Portsmouth. The individual towns listed on this page sum to more than that, because settlement boundaries overlap; the ONS figure is the one to quote for the area as a whole.
What is the largest town in Portsmouth?
Portsmouth, with 208,100 residents on current figures. This page ranks all 3 recorded places in Portsmouth by population, each linking to its own page with sources and, where held, a 2005 comparison.