This is a list of settlements in Merseyside by population based on the results of the 2011 census. In 2011, there were 20 built-up area subdivisions with 5,000 or more inhabitants in Merseyside, shown in the table below.
Table outlines many of the county's settlements, formatted according to their metropolitan borough:
| # | Settlement | Population [1] [2] | |
|---|---|---|---|
| Census 2001 | Census 2011 | ||
| 1 | Liverpool †(see notes) | 530,850 | 552,267 |
| 2 | Birkenhead | 138,270 | 142,968 |
| 3 | St Helens | 102,360 | 102,885 |
| 4 | Southport | 91,400 | 91,703 |
| 5 | Wallasey | 58,710 | 60,284 |
| 6 | Bebington | 56,479 | 57,336 |
| 7 | Bootle | 56,317 | 51,394 |
| 8 | Crosby | 51,790 | 50,044 |
| 9 | Kirkby | 41,010 | 42,744 |
| 10 | Prescot | 39,200 | 37,911 |
| 11 | Heswall | 29,977 | 29,789 |
| 12 | Maghull | 28,848 | 26,997 |
| 13 | Formby | 24,478 | 23,329 |
| 14 | Newton-le-Willows | 21,476 | 22,114 |
| 15 | Halewood | 20,309 | 20,116 |
| 16 | Litherland | 17,880 | 18,507 |
| 17 | Haydock | 17,195 | 16,521 |
| 18 | West Kirby | 14,649 | 14,959 |
| 19 | Hoylake | 10,875 | 10,909 |
| 20 | Garswood ‡(see notes) | 6,433 | 6,183 |
| 21 | Billinge | 6,297 | 5,896 |
| 22 | Rainford | 6,320 | 5,831 |
Notes: