# Most and least densely populated London boroughs (2021)

Tower Hamlets was the most densely populated of London’s 33 boroughs in 2021 (population density 15,696 per km²).

Bromley was the least densely populated (2,198 per km²). The middle borough, Greenwich, had 6,110 per km².

Worked out by Open Index from census population counts and the area of each place.

| Rank | Area | Population density |
| --- | --- | --- |
| 1 | [Tower Hamlets](https://openindex.co.uk/tower-hamlets) | 15,696 per km² |
| 2 | [Islington](https://openindex.co.uk/islington) | 14,575 per km² |
| 3 | [Hackney](https://openindex.co.uk/hackney) | 13,611 per km² |
| 4 | [Lambeth](https://openindex.co.uk/lambeth) | 11,848 per km² |
| 5 | [Kensington and Chelsea](https://openindex.co.uk/kensington-and-chelsea) | 11,820 per km² |
| 6 | [Hammersmith and Fulham](https://openindex.co.uk/hammersmith-and-fulham) | 11,168 per km² |
| 7 | [Southwark](https://openindex.co.uk/southwark) | 10,652 per km² |
| 8 | [Newham](https://openindex.co.uk/newham) | 9,697 per km² |
| 9 | [Camden](https://openindex.co.uk/camden) | 9,648 per km² |
| 10 | [Wandsworth](https://openindex.co.uk/wandsworth) | 9,559 per km² |
| 11 | [Westminster](https://openindex.co.uk/westminster) | 9,508 per km² |
| 12 | [Haringey](https://openindex.co.uk/haringey) | 8,924 per km² |
| 13 | [Lewisham](https://openindex.co.uk/lewisham) | 8,551 per km² |
| 14 | [Brent](https://openindex.co.uk/brent) | 7,859 per km² |
| 15 | [Waltham Forest](https://openindex.co.uk/waltham-forest) | 7,174 per km² |
| 16 | [Ealing](https://openindex.co.uk/ealing) | 6,610 per km² |
| 17 | [Greenwich](https://openindex.co.uk/greenwich) | 6,110 per km² |
| 18 | [Barking and Dagenham](https://openindex.co.uk/barking-and-dagenham) | 6,063 per km² |
| 19 | [Merton](https://openindex.co.uk/merton) | 5,720 per km² |
| 20 | [Redbridge](https://openindex.co.uk/redbridge) | 5,501 per km² |
| 21 | [Harrow](https://openindex.co.uk/harrow) | 5,176 per km² |
| 22 | [Hounslow](https://openindex.co.uk/hounslow) | 5,150 per km² |
| 23 | [Sutton](https://openindex.co.uk/sutton) | 4,781 per km² |
| 24 | [Croydon](https://openindex.co.uk/croydon) | 4,519 per km² |
| 25 | [Kingston upon Thames](https://openindex.co.uk/kingston-upon-thames) | 4,512 per km² |
| 26 | [Barnet](https://openindex.co.uk/barnet) | 4,487 per km² |
| 27 | [Bexley](https://openindex.co.uk/bexley) | 4,069 per km² |
| 28 | [Enfield](https://openindex.co.uk/enfield) | 4,016 per km² |
| 29 | [Richmond upon Thames](https://openindex.co.uk/richmond-upon-thames) | 3,403 per km² |
| 30 | [City of London](https://openindex.co.uk/city-of-london) | 2,970 per km² |
| 31 | [Hillingdon](https://openindex.co.uk/hillingdon) | 2,644 per km² |
| 32 | [Havering](https://openindex.co.uk/havering) | 2,333 per km² |
| 33 | [Bromley](https://openindex.co.uk/bromley) | 2,198 per km² |

Source: Worked out by Open Index from census population counts and the area of each place. Period: 2021. Period: 2021.

## Other rankings of this measure

- [UK](https://openindex.co.uk/rankings/population-density/uk)
- [England](https://openindex.co.uk/rankings/population-density/england)
- [Northern Ireland](https://openindex.co.uk/rankings/population-density/northern-ireland)
- [Scotland](https://openindex.co.uk/rankings/population-density/scotland)
- [Wales](https://openindex.co.uk/rankings/population-density/wales)
- [North East](https://openindex.co.uk/rankings/population-density/north-east)
- [North West](https://openindex.co.uk/rankings/population-density/north-west)
- [Yorkshire and The Humber](https://openindex.co.uk/rankings/population-density/yorkshire-and-the-humber)
- [East Midlands](https://openindex.co.uk/rankings/population-density/east-midlands)
- [West Midlands](https://openindex.co.uk/rankings/population-density/west-midlands)
- [East of England](https://openindex.co.uk/rankings/population-density/east-of-england)
- [South East](https://openindex.co.uk/rankings/population-density/south-east)
- [South West](https://openindex.co.uk/rankings/population-density/south-west)

- [The map](https://openindex.co.uk/map/population-density)
- [Source and method](https://openindex.co.uk/sources/population-density)

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/rankings/population-density/london.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/rankings/population-density/london