This list shows the highest points found in the United Kingdom.
Includes British Overseas Territories, which are not part of the United Kingdom.
| Rank | Name | Height | Location |
|---|---|---|---|
| 1 (The tallest mountain in a territory claimed by the UK) | Mount Hope | 3,239 metres (10,627 ft) | British Antarctic Territory |
| 2 | Mount Jackson | 3,184 metres (10,446 ft) | British Antarctic Territory |
| 3 | Mount Stephenson | 2,987 metres (9,800 ft) | British Antarctic Territory |
| 4 | Mount Paget | 2,937 metres (9,636 ft) | South Georgia and the South Sandwich Islands |
| 5 | Mount Francais | 2,760 metres (9,055 ft) | British Antarctic Territory |
| 6 | Mount Parry | 2,520 metres (8,268 ft) | British Antarctic Territory |
| 7 | Nordenskjöld Peak | 2,354 metres (7,723 ft) | South Georgia and the South Sandwich Islands |
| 8 | Mount Carse | 2,339 metres (7,674 ft) | South Georgia and the South Sandwich Islands |
| 9 | Mount Sugartop | 2,323 metres (7,621 ft) | South Georgia and the South Sandwich Islands |
| 10 | Mount Gaudry | 2,315 metres (7,595 ft) | British Antarctic Territory |
| 14 (The tallest peak on a territory with a permanent population) | Queen Mary's Peak | 2,062 metres (6,765 ft) | Tristan Da Cunha |
| 23 (The tallest peak in Great Britain and Scotland) | Ben Nevis | 1,345 metres (4,413 ft) | Scotland |
| The tallest peak in Wales | Snowdon | 1,085 metres (3,560 ft) | Wales |
| The tallest peak in England | Scafell Pike | 978 metres (3,209 ft) | England |
| The tallest peak in Northern Ireland | Slieve Donard | 850 metres (2,789 ft) | Northern Ireland |
See List of English counties by highest point for tops of the metropolitan and non-metropolitan counties, and List of counties of England and Wales in 1964 by highest point for historic county tops.