According to data from HM Land Registry, 22, Radnor Avenue, Welling sits on a plot of 319 m².

We have plot size data on 41 out of 41 other houses in the postcode and 22, Radnor Avenue, Welling sits on the 10th largest plot.

22, Radnor Avenue, Welling has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 24 Mar 2025.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and underfloor heating (mains gas).

According to HM Land Registry, 22, Radnor Avenue, Welling was last sold on 29th September 2025 for £600,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since September 2025, the market for similar properties has risen by 1.9%.

• Sold Sep 2025£600,000
• Sold Sep 2011£210,000

According to the Land Registry and our network of Estate Agents, there have been 40 sales of properties similar to 22, Radnor Avenue, Welling within a radius of 620 metres since 2013.

The most recent example is 51, Cowper Close, Welling, DA16 2JT, a freehold house which sold for £640,000 on the 1st April 2026.

Read more about house prices in DA16.

• Sold Apr 2026£640,000 | 4 Bed House51, Cowper Close, Welling, DA16 2JT51, Cowper Close, Welling, DA16 2JT
• Sold Feb 2025£550,000 | 5 Bed House52, Cowper Close, Welling, DA16 2JT52, Cowper Close, Welling, DA16 2JT
• Sold Jan 2025£465,000 | 4 Bed House25, Groombridge Close, Welling, DA16 2BP25, Groombridge Close, Welling, DA16 2BP
• Sold Sep 2024£571,000 | 4 Bed House86, Merlin Road, Welling, DA16 2JR86, Merlin Road, Welling, DA16 2JR
• Sold May 2024£400,000 | 4 Bed House128, Radnor Avenue, Welling, DA16 2BY128, Radnor Avenue, Welling, DA16 2BY
• Sold Oct 2023£530,000 | 4 Bed House28, Cowper Close, Welling, DA16 2JT28, Cowper Close, Welling, DA16 2JT
• Sold Oct 2023£655,000 | 4 Bed House95, Merlin Road, Welling, DA16 2JL95, Merlin Road, Welling, DA16 2JL
• Sold Nov 2022£685,000 | 4 Bed House192, Sherwood Park Avenue, Sidcup, DA15 9JL192, Sherwood Park Avenue, Sidcup, DA15 9JL
• Sold Jul 2022£575,000 | 4 Bed House87, Burns Avenue, Sidcup, DA15 9HT87, Burns Avenue, Sidcup, DA15 9HT
• Sold Jun 2021£575,000 | 4 Bed House105, Westerham Drive, Sidcup, DA15 9NS105, Westerham Drive, Sidcup, DA15 9NS
• Sold Jun 2021£555,000 | 4 Bed House42, Cowper Close, Welling, DA16 2JT42, Cowper Close, Welling, DA16 2JT
• Sold Jul 2020£420,000 | 4 Bed House409A, Blackfen Road, Sidcup, DA15 9NN409A, Blackfen Road, Sidcup, DA15 9NN
• Sold Mar 2020£500,000 | 4 Bed House14, Rochester Close, Sidcup, DA15 9PG14, Rochester Close, Sidcup, DA15 9PG
• Sold Feb 2020£530,000 | 4 Bed House4, Wendover Way, Welling, DA16 2BN4, Wendover Way, Welling, DA16 2BN
• Sold Oct 2017£430,000 | 4 Bed House1, Radnor Avenue, Welling, DA16 2BZ1, Radnor Avenue, Welling, DA16 2BZ
• Sold May 2016£420,000 | 4 Bed House12, Radnor Avenue, Welling, DA16 2BX12, Radnor Avenue, Welling, DA16 2BX
• Sold Jan 2016£312,000 | 4 Bed House64, Tyrrell Avenue, Welling, DA16 2BU64, Tyrrell Avenue, Welling, DA16 2BU
• Sold Nov 2014£392,500 | 4 Bed House415, Blackfen Road, Sidcup, DA15 9NN415, Blackfen Road, Sidcup, DA15 9NN
• Sold May 2014£430,000 | 4 Bed House373, Blackfen Road, Sidcup, DA15 9NJ373, Blackfen Road, Sidcup, DA15 9NJ
• Sold Dec 2013£276,000 | 4 Bed House82, Radnor Avenue, Welling, DA16 2BY82, Radnor Avenue, Welling, DA16 2BY

Radnor Avenue, Welling, DA16 has a total of 154 addresses. According to our analysis of all the public data, 22, Radnor Avenue, Welling is the 3rd largest and the 3rd most expensive property on the street.

When compared to the postcode district it is £127k more expensive than the average property in DA16.

• Danson Primary School

  600 m away
• Sherwood Park Primary School

  700 m away
• Days Lane Primary School

  1.1 km away

• Blackfen School for Girls

  500 m away
• Bexley Grammar School

  500 m away
• Hurstmere School

  1.6 km away

• Welling

  |

  1.5 km away
• Bexleyheath

  |

  2.0 km away
• Sidcup

  |

  2.1 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.