Sunningvale Avenue - TN16 3BX
Key Postcode Insights
TN16 3BX is a residential postcode situated on Sunningvale Avenue, Biggin Hill, Westerham, TN16 with 35 addresses.
It ranks as the 527th largest and 319th most expensive of the 569 postcodes in the TN16 area. The most common property type is a mid-century house built between 1936 and 1979.
The postcode contains a total of 35 properties: 35 houses.
- Ave. Sale Price
- £537,425
- 10 Year change
- up 22.3%
- Ave. Rental Price
- £2,244pcm
- 10 Year change
- up 50.5%
- Ave. £ per ft²
- £426/ft²
- Ave. Gross Yield
- 5.0%/year/yr
Key Postcode Insights
TN16 3BX is a residential postcode situated on Sunningvale Avenue, Biggin Hill, Westerham, TN16 with 35 addresses.
It ranks as the 527th largest and 319th most expensive of the 569 postcodes in the TN16 area. The most common property type is a mid-century house built between 1936 and 1979.
The postcode contains a total of 35 properties: 35 houses.
- Ave. Sale Price
- £537,425
- 10 Year change
- up 22.3%
- Ave. Rental Price
- £2,244pcm
- 10 Year change
- up 50.5%
- Ave. £ per ft²
- £426/ft²
- Ave. Gross Yield
- 5.0%/year/yr
Explore Propertiesin TN16 3BX
- 23 Sunningvale Avenue
4 Bed Mid-century House
- 25A Sunningvale Avenue
4 Bed Mid-century House
- 25B Sunningvale Avenue
4 Bed Mid-century House
- 25 Sunningvale Avenue
5 Bed Mid-century House
Sales Market Trends
The last sale in TN16 3BX sold for £655,000 on 25th September 2025. Since then prices are down an average of 0.3%.
The current average value in the postcode is £537,425.
The TN16 3BX Sales Market has increased by 22.3% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.3% | £537,425 |
| June 2025 | 1.9% | £544,613 |
| June 2024 | -4.2% | £534,448 |
| June 2023 | 2.4% | £558,096 |
| June 2022 | 12.2% | £544,981 |
| June 2021 | 4.8% | £485,507 |
| June 2020 | 0.4% | £463,418 |
| June 2019 | -0.6% | £461,350 |
| June 2018 | 1% | £464,252 |
| June 2017 | 4.6% | £459,759 |
| June 2016 | 11.1% | £439,424 |
| June 2015 | 9.6% | £395,553 |
| June 2014 | 10.6% | £360,791 |
| June 2013 | 1.7% | £326,241 |
| June 2012 | 1% | £320,708 |
| June 2011 | 1.4% | £317,682 |
| June 2010 | 11.6% | £313,268 |
| June 2009 | -10.5% | £280,606 |
| June 2008 | -0.3% | £313,389 |
| June 2007 | 0% | £314,359 |
Rental Market Trends
The current average rental value in the postcode is £2,244.
The TN16 3BX Rental Market has increased by 50.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 3.6% | £2,244pcm |
| June 2025 | 7% | £2,167pcm |
| June 2024 | 2.6% | £2,025pcm |
| June 2023 | 5.1% | £1,974pcm |
| June 2022 | 6.7% | £1,879pcm |
| June 2021 | 12.1% | £1,760pcm |
| June 2020 | 5.4% | £1,570pcm |
| June 2019 | -0.1% | £1,490pcm |
| June 2018 | -0.5% | £1,492pcm |
| June 2017 | 0.6% | £1,500pcm |
| June 2016 | 4.7% | £1,491pcm |
| June 2015 | 2.6% | £1,424pcm |
| June 2014 | 4.1% | £1,388pcm |
| June 2013 | 3.7% | £1,333pcm |
| June 2012 | 3.7% | £1,285pcm |
| June 2011 | 3.2% | £1,240pcm |
| June 2010 | 13.8% | £1,202pcm |
| June 2009 | -12.1% | £1,056pcm |
| June 2008 | 3.7% | £1,202pcm |
| June 2007 | 0% | £1,159pcm |
Sales History
The last sale was on 25th September 2025 for £655,000 and since then the market in the area has decreased by 0.3%. The postcode has had a total of 38 sales since 1995.
TN16 3BX has seen 3 sales in the last three years and 1 sale in the last twelve months.
- Sold Sep 2025£655,000 | 4 Bed House41, Sunningvale Avenue, Westerham, TN16 3BX41, Sunningvale Avenue, Westerham, TN16 3BX
- Sold Oct 2024£470,000 | 3 Bed House38, Sunningvale Avenue, Westerham, TN16 3BX38, Sunningvale Avenue, Westerham, TN16 3BX
- Sold Oct 2023£465,000 | 4 Bed House35A, Sunningvale Avenue, Westerham, TN16 3BX35A, Sunningvale Avenue, Westerham, TN16 3BX
- Sold Sep 2021£600,000 | 4 Bed House48, Sunningvale Avenue, Westerham, TN16 3BX48, Sunningvale Avenue, Westerham, TN16 3BX
- Sold Jan 2021£525,000 | 5 Bed House25, Sunningvale Avenue, Westerham, TN16 3BX25, Sunningvale Avenue, Westerham, TN16 3BX
Nearby Postcodes
TN16 3BX is the 527th largest and the 319th most expensive postcode out of the 569 postcodes in the TN16 area.
- TN16 3BS, Sunningvale Close, Biggin Hill, Westerham, TN16TN16 3BS23 Addresses|83 m away
- TN16 3DE, Christy Road, Biggin Hill, Westerham, TN16TN16 3DE16 Addresses|99 m away
- TN16 3DD, Arthur Road, Biggin Hill, Westerham, TN16TN16 3DD47 Addresses|159 m away
- TN16 3BU, Sunningvale Avenue, Biggin Hill, Westerham, TN16TN16 3BU48 Addresses|184 m away
- TN16 3BY, Sunningvale Avenue, Biggin Hill, Westerham, TN16TN16 3BY43 Addresses|192 m away
Property Types
- 4 period houses built between 1800 and 1911
- 2 modern houses built after 1980
- 9 mid-century houses built between 1936 and 1979
- 20 other addresses of unknown type
- period house (4)
- modern house (2)
- mid-century house (9)
- Unknown (20)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 15 properties.
- The most common rating is D.
- A (0)
- E (3)
- B (1)
- F (0)
- C (3)
- G (0)
- D (8)
- No EPC (20)
Top 3 Most Expensive Sales
- Sold Oct 2022£710,000 | 4 Bed House83A, Sunningvale Avenue, Westerham, TN16 3BZ83A, Sunningvale Avenue, Westerham, TN16 3BZ
- Sold Aug 2022£665,000 | 5 Bed House22, Sunningvale Avenue, Westerham, TN16 3BT22, Sunningvale Avenue, Westerham, TN16 3BT
- Sold Jul 2022£655,000 | 4 Bed House73, Sunningvale Avenue, Westerham, TN16 3BZ73, Sunningvale Avenue, Westerham, TN16 3BZ
Schools Nearby
- Oaklands Primary Academy300 m away
- Biggin Hill Primary School900 m away
- Cudham Church of England Primary School1.8 km away
- Charles Darwin School1.2 km away
- Meridian High School2.7 km away
- Ravens Wood School5.8 km away
More reading links
Public Transport Nearby
The closest station to TN16 3BX is Woldingham station, which is 6.4 kilometres away.
- Woldingham|6.4 km away
- Hayes (Kent)|6.6 km away
- Oxted|7.0 km away
- Chelsfield|7.1 km away
