# TN9

Postcode district covering Tonbridge, Brook Street and The Park, in Tonbridge and Malling.

TN9 is a postcode district covering Tonbridge, Brook Street and The Park, in Tonbridge and Malling. Median sale price £385,000 in 2025.

Postcode district. Code TN9. In: [Postcodes](https://openindex.co.uk/postcode) › [TN](https://openindex.co.uk/postcode/tn)

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an TN9 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £385,000** (2025). The median price paid for a home in TN9 was £385,000 in 2025. Joint 643rd most expensive of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/postcode/tn9#f-house-sales-median-price
- **Population: 19,295** (2021). TN9 had 19,295 usual residents at the census (ONS Census 2021). 1,247th least populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/postcode/tn9#f-population
- **People in radon Affected Area squares: 0%** (2022). About 0% of people in TN9 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022. https://openindex.co.uk/postcode/tn9#f-radon-affected-share
- **Gigabit broadband coverage: 89.7%** (January 2026). In TN9, 89.7% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026. https://openindex.co.uk/postcode/tn9#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=TN9) (Worked out by Open Index · 2022): About 0% of people in TN9 live in a 1 km square that the radon atlas marks as a radon Affected Area.
- [Sales per year by postcode district](https://openindex.co.uk/map/house-sales-per-year?place=TN9) (Worked out by Open Index · 2025): 346 homes were sold in TN9 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=TN9) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for TN9.
- [Population by postcode district](https://openindex.co.uk/map/population?place=TN9) (Census 2021, England and Wales): TN9 had 19,295 usual residents at the census.

## How TN9 compares

Each postcode district against every other postcode district the measure covers.

| Measure | TN9 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £385,000 | 12th cheapest | 40 postcode districts, TN · 2025 |
| Population | 19,295 | 16th most populated | 40 postcode districts, TN · 2021 |
| People in radon Affected Area squares | 0% | joint fewest people in radon Affected Areas | 40 postcode districts, TN · 2022 |
| Gigabit broadband coverage | 89.7% | 6th highest | 40 postcode districts, TN · Jan 2026 |

## Is TN9 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in TN9 at a rate of 103.4 per 1,000 people.
That compares with 75.6 per 1,000 people across the TN postcode area.
In August 2026 alone, 157 cases of crime and anti-social behaviour were recorded in TN9.
In the 12 months to August 2026, the most common types were violence and sexual offences (599), anti-social behaviour (403) and shoplifting (354).
A year earlier, the recorded crime rate in TN9 was 99.6 per 1,000 people.
Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.
Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

## Deprivation in TN9, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so TN9 has no single figure. Of its 11 neighbourhoods with a rank:
- Decile 4: 1 neighbourhood
- Decile 5: 1 neighbourhood
- Decile 7: 4 neighbourhoods
- Decile 8: 2 neighbourhoods
- Decile 9: 1 neighbourhood
- Decile 10 (England’s least deprived 10%): 2 neighbourhoods

Source: English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

## Neighbourhoods in TN9

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Tonbridge and Malling 012A](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024732) | 2,071 | 223.7 per 1,000 | 7 | 78.0% |
| [Tonbridge and Malling 012C](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024756) | 1,534 | 42.9 per 1,000 | 5 | 97.1% |
| [Tonbridge and Malling 012E](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024767) | 2,086 | 80.6 per 1,000 | 4 | 95.9% |
| [Tonbridge and Malling 012F](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024768) | 1,819 | 71.9 per 1,000 | 10 | 76.5% |
| [Tonbridge and Malling 012G](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01035008) | 1,518 | 181.4 per 1,000 | 8 | 77.5% |
| [Tonbridge and Malling 012H](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01035009) | 1,693 | 122.1 per 1,000 | 7 | 89.4% |
| [Tonbridge and Malling 013A](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024757) | 1,647 | 147.1 per 1,000 | 9 | 95.4% |
| [Tonbridge and Malling 013B](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024758) | 1,695 | 36.5 per 1,000 | 8 | 95.8% |
| [Tonbridge and Malling 013C](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024778) | 1,847 | 35.7 per 1,000 | 10 | 100.0% |
| [Tonbridge and Malling 013D](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024779) | 1,841 | 151.3 per 1,000 | 7 | 96.5% |
| [Tonbridge and Malling 013E](https://openindex.co.uk/tonbridge-and-malling/neighbourhood/e01024780) | 1,572 | 43.6 per 1,000 | 7 | 96.7% |

## Your MP

- [Tonbridge](https://openindex.co.uk/constituency/tonbridge): Tom Tugendhat (Conservative), MP since July 2024.

As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Middle areas in TN9

[Tonbridge South & Haysden](https://openindex.co.uk/tonbridge-and-malling/tonbridge-south-and-haysden), [Tonbridge Town](https://openindex.co.uk/tonbridge-and-malling/tonbridge-town)

## Postcode sectors in TN9

[TN9 1 (236 postcodes)](https://openindex.co.uk/postcode/tn9-1), [TN9 2 (256 postcodes)](https://openindex.co.uk/postcode/tn9-2), [TN9 9 (63 postcodes)](https://openindex.co.uk/postcode/tn9-9)

## Council

[Tonbridge and Malling](https://openindex.co.uk/tonbridge-and-malling)

## Towns in TN9

[Tonbridge](https://openindex.co.uk/town/tonbridge)

## Postcode districts next to TN9

[TN4](https://openindex.co.uk/postcode/tn4), [TN10](https://openindex.co.uk/postcode/tn10), [TN11](https://openindex.co.uk/postcode/tn11)

## Nearest rail stations

[Tonbridge (800 m from the middle)](https://openindex.co.uk/map/rail-stations?around=0.2710,51.1914), [Leigh (Kent) (3.5 km from the middle)](https://openindex.co.uk/map/rail-stations?around=0.2105,51.1939), [Hildenborough (3.6 km from the middle)](https://openindex.co.uk/map/rail-stations?around=0.2276,51.2145), [High Brooms (4.6 km from the middle)](https://openindex.co.uk/map/rail-stations?around=0.2773,51.1494)

## More in the TN postcode area

[All TN postcode districts](https://openindex.co.uk/postcode/tn), [Every UK postcode area](https://openindex.co.uk/postcode)

## TN9 in brief

TN9 is a postcode district covering Tonbridge, Brook Street and The Park, in Tonbridge and Malling.
About 20,263 people lived in TN9 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £385,000 in 2025 across 346 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 103.4 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in TN9 was £385,000 in 2025.
TN9 had 19,295 usual residents at the census.
About 0% of people in TN9 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In TN9, 89.7% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: TN9
- Postcode area: [TN](https://openindex.co.uk/postcode/tn)
- Constituency: [Tonbridge †](https://openindex.co.uk/constituency/tonbridge)
- Council: [Tonbridge and Malling †](https://openindex.co.uk/tonbridge-and-malling)
- Area: 9.94 km²
- People, mid-2024: 20,263*
- Neighbourhoods: 11
- Output areas: 60

* People: worked out by Open Index from neighbourhood estimates, shared out by where people lived at the census (by area in Northern Ireland). This area's edges do not follow neighbourhood edges, so the figure is close but not exact.
† Best fit: the constituency, council, region and nation this postcode district mostly lies in. Its edges do not follow theirs.

## Next door

[TN11](https://openindex.co.uk/postcode/tn11), [TN10](https://openindex.co.uk/postcode/tn10), [TN4](https://openindex.co.uk/postcode/tn4)

## Latest updates for TN9

- August 2026 house prices published: HM Land Registry and partners · Oct 2026.
- September 2026 rent published: ONS private rents · Oct 2026.
- Dental practices updated: NHS England · Oct 2026.
- Schools updated: Ofsted · Oct 2026.

The same figures as JSON: https://openindex.co.uk/v1/places/TN9

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/tn9, or to one figure with its anchor, https://openindex.co.uk/postcode/tn9#f-house-sales-median-price.

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/postcode/tn9