Sunningvale Avenue - TN16 3BY
Key Postcode Insights
TN16 3BY is a residential postcode situated on Sunningvale Avenue, Biggin Hill, Westerham, TN16 with 46 addresses.
It ranks as the 553rd largest and 99th 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 46 properties: 42 houses, 1 flat and 3 other properties.
- Ave. Sale Price
- £410,517
- 10 Year change
- up 16.4%
- Ave. Rental Price
- £1,986pcm
- 10 Year change
- up 43.2%
- Ave. £ per ft²
- £389/ft²
- Ave. Gross Yield
- 5.8%/year/yr
Key Postcode Insights
TN16 3BY is a residential postcode situated on Sunningvale Avenue, Biggin Hill, Westerham, TN16 with 46 addresses.
It ranks as the 553rd largest and 99th 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 46 properties: 42 houses, 1 flat and 3 other properties.
- Ave. Sale Price
- £410,517
- 10 Year change
- up 16.4%
- Ave. Rental Price
- £1,986pcm
- 10 Year change
- up 43.2%
- Ave. £ per ft²
- £389/ft²
- Ave. Gross Yield
- 5.8%/year/yr
Sales Market Trends
The last sale in TN16 3BY sold for £470,000 on 12th March 2026. Since then prices are up an average of 0.4%.
The current average value in the postcode is £410,517.
The TN16 3BY Sales Market has increased by 16.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -0.9% | £410,517 |
| June 2025 | 1.2% | £414,302 |
| June 2024 | -3.6% | £409,303 |
| June 2023 | 1.9% | £424,482 |
| June 2022 | 10.9% | £416,553 |
| June 2021 | 3.6% | £375,742 |
| June 2020 | 0.2% | £362,663 |
| June 2019 | -0.9% | £361,761 |
| June 2018 | 0.1% | £365,100 |
| June 2017 | 3.4% | £364,808 |
| June 2016 | 12.5% | £352,729 |
| June 2015 | 10.6% | £313,404 |
| June 2014 | 11% | £283,295 |
| June 2013 | 1.4% | £255,205 |
| June 2012 | 0.8% | £251,626 |
| June 2011 | 0.2% | £249,511 |
| June 2010 | 8.6% | £249,094 |
| June 2009 | -10.5% | £229,369 |
| June 2008 | 0.2% | £256,419 |
| June 2007 | 0% | £255,895 |
Rental Market Trends
The current average rental value in the postcode is £1,986.
The TN16 3BY Rental Market has increased by 43.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 4% | £1,986pcm |
| June 2025 | 6.4% | £1,910pcm |
| June 2024 | 3.3% | £1,795pcm |
| June 2023 | 4.4% | £1,738pcm |
| June 2022 | 5.3% | £1,665pcm |
| June 2021 | 11% | £1,581pcm |
| June 2020 | 5.2% | £1,424pcm |
| June 2019 | -0.4% | £1,354pcm |
| June 2018 | -1.4% | £1,359pcm |
| June 2017 | -0.6% | £1,379pcm |
| June 2016 | 6.1% | £1,387pcm |
| June 2015 | 3.4% | £1,307pcm |
| June 2014 | 4.6% | £1,264pcm |
| June 2013 | 3.4% | £1,209pcm |
| June 2012 | 3.6% | £1,169pcm |
| June 2011 | 1.9% | £1,129pcm |
| June 2010 | 10.8% | £1,108pcm |
| June 2009 | -12.3% | £1,000pcm |
| June 2008 | 4.2% | £1,140pcm |
| June 2007 | 0% | £1,094pcm |
Sales History
The last sale was on 12th March 2026 for £470,000 and since then the market in the area has increased by 0.4%. The postcode has had a total of 59 sales since 1995.
TN16 3BY has seen 3 sales in the last three years and 2 sales in the last twelve months.
- Sold Mar 2026£470,000 | 3 Bed House66A, Sunningvale Avenue, Westerham, TN16 3BY66A, Sunningvale Avenue, Westerham, TN16 3BY
- Sold Jul 2025£340,000 | 3 Bed House53A, Sunningvale Avenue, Westerham, TN16 3BY53A, Sunningvale Avenue, Westerham, TN16 3BY
- Sold Nov 2024£415,000 | 3 Bed HouseRocala, Sunningvale Avenue, Westerham, TN16 3BYRocala, Sunningvale Avenue, Westerham, TN16 3BY
- Sold May 2022£435,000 | 3 Bed House68, Sunningvale Avenue, Westerham, TN16 3BY68, Sunningvale Avenue, Westerham, TN16 3BY
- Sold Sep 2021£390,000 | 3 Bed HouseBrunswick, Sunningvale Avenue, Westerham, TN16 3BYBrunswick, Sunningvale Avenue, Westerham, TN16 3BY
Nearby Postcodes
TN16 3BY is the 553rd largest and the 99th most expensive postcode out of the 569 postcodes in the TN16 area.
- TN16 3DQ, Lambert Close, Biggin Hill, Westerham, TN16TN16 3DQ12 Addresses|50 m away
- TN16 3DW, Camelot Close, Biggin Hill, Westerham, TN16TN16 3DW6 Addresses|82 m away
- TN16 3DA, Melrose Road, Biggin Hill, Westerham, TN16TN16 3DA16 Addresses|104 m away
- TN16 3BZ, Sunningvale Avenue, Biggin Hill, Westerham, TN16TN16 3BZ45 Addresses|131 m away
- TN16 3UW, Sopwith Close, Biggin Hill, Westerham, TN16TN16 3UW9 Addresses|139 m away
Property Types
- 27 mid-century houses built between 1936 and 1979
- 4 mid-century flats built between 1936 and 1979
- 1 house of an unknown age
- 14 other addresses of unknown type
- mid-century house (27)
- mid-century flat (4)
- house (1)
- Unknown (14)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 27 properties.
- The most common rating is D.
- A (0)
- E (5)
- B (0)
- F (0)
- C (5)
- G (0)
- D (17)
- No EPC (16)
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 School700 m away
- Cudham Church of England Primary School1.7 km away
- Charles Darwin School1.1 km away
- Meridian High School2.9 km away
- Ravens Wood School6.0 km away
More reading links
Public Transport Nearby
The closest station to TN16 3BY is Woldingham station, which is 6.4 kilometres away.
- Woldingham|6.4 km away
- Hayes (Kent)|6.8 km away
- Oxted|6.9 km away
- Chelsfield|7.1 km away
