According to data from HM Land Registry, 31, Knoll Rise, Orpington sits on a plot of 931 m².

We have plot size data on 25 out of 26 other houses in the postcode and 31, Knoll Rise, Orpington sits on the 4th largest plot.

31, Knoll Rise, Orpington has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 08 Sep 2025.

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

According to HM Land Registry, 31, Knoll Rise, Orpington was last sold on 12th December 2012 for £635,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since December 2012, the market for similar properties has risen by 53.3%.

• Sold Dec 2012£635,000

According to the Land Registry and our network of Estate Agents, there have been 105 sales of properties similar to 31, Knoll Rise, Orpington within a radius of 610 metres since 2010.

The most recent example is 10, Lucerne Road, Orpington, BR6 0EP, a freehold house which sold for £950,000 on the 19th February 2026.

Read more about house prices in BR6.

• Sold Feb 2026£950,000 | 4 Bed House10, Lucerne Road, Orpington, BR6 0EP10, Lucerne Road, Orpington, BR6 0EP
• Sold Feb 2026£960,000 | 4 Bed House14, Hillview Road, Orpington, BR6 0SF14, Hillview Road, Orpington, BR6 0SF
• Sold Dec 2025£1,100,000 | 5 Bed House71, Mayfield Avenue, Orpington, BR6 0AH71, Mayfield Avenue, Orpington, BR6 0AH
• Sold Oct 2025£1,000,000 | 5 Bed House8, Hillview Road, Orpington, BR6 0SF8, Hillview Road, Orpington, BR6 0SF
• Sold Sep 2025£840,000 | 5 Bed House18, Hillview Road, Orpington, BR6 0SF18, Hillview Road, Orpington, BR6 0SF
• Sold Oct 2024£950,000 | 5 Bed House87, Dale Wood Road, Orpington, BR6 0BY87, Dale Wood Road, Orpington, BR6 0BY
• Sold Oct 2024£900,000 | 4 Bed House20, Lucerne Road, Orpington, BR6 0EP20, Lucerne Road, Orpington, BR6 0EP
• Sold Aug 2024£879,000 | 4 Bed House58, Elm Grove, Orpington, BR6 0AD58, Elm Grove, Orpington, BR6 0AD
• Sold Nov 2023£1,170,000 | 5 Bed House6, Elm Grove, Orpington, BR6 0AB6, Elm Grove, Orpington, BR6 0AB
• Sold Apr 2023£930,000 | 4 Bed House23, Knoll Rise, Orpington, BR6 0EJ23, Knoll Rise, Orpington, BR6 0EJ
• Sold Jul 2022£1,000,000 | 5 Bed House41, Hillview Road, Orpington, BR6 0SE41, Hillview Road, Orpington, BR6 0SE
• Sold Apr 2022£1,040,000 | 4 Bed House55, Elm Grove, Orpington, BR6 0AA55, Elm Grove, Orpington, BR6 0AA
• Sold Aug 2021£805,000 | 5 Bed House67, Broxbourne Road, Orpington, BR6 0BB67, Broxbourne Road, Orpington, BR6 0BB
• Sold Jan 2021£835,000 | 4 Bed House27, Elm Grove, Orpington, BR6 0AA27, Elm Grove, Orpington, BR6 0AA
• Sold Aug 2020£910,000 | 4 Bed House51, Elm Grove, Orpington, BR6 0AA51, Elm Grove, Orpington, BR6 0AA
• Sold Nov 2019£912,000 | 4 Bed House26, Lynwood Grove, Orpington, BR6 0BG26, Lynwood Grove, Orpington, BR6 0BG
• Sold Oct 2018£828,000 | 5 Bed House34, Hillview Road, Orpington, BR6 0SF34, Hillview Road, Orpington, BR6 0SF
• Sold Dec 2015£625,000 | 5 Bed House16, Oakhill Road, Orpington, BR6 0AE16, Oakhill Road, Orpington, BR6 0AE
• Sold Mar 2013£620,000 | 5 Bed House27, Knoll Rise, Orpington, BR6 0EJ27, Knoll Rise, Orpington, BR6 0EJ
• Sold Jan 2010£585,000 | 5 Bed House50, Elm Grove, Orpington, BR6 0AD50, Elm Grove, Orpington, BR6 0AD

Knoll Rise, Orpington, BR6 has a total of 166 addresses. According to our analysis of all the public data, 31, Knoll Rise, Orpington is the 5th largest and the 7th most expensive property on the street.

When compared to the postcode district it is £328k more expensive than the average property in BR6.

• Perry Hall Primary School

  900 m away
• Holy Innocents Catholic Primary School

  1.1 km away
• Crofton Infant School

  1.2 km away

• St Olave's and St Saviour's Grammar School

  1.2 km away
• Harris Academy Orpington

  1.5 km away
• Newstead Wood School

  1.7 km away

• Orpington

  |

  400 m away
• Petts Wood

  |

  2.0 km away
• St Mary Cray

  |

  2.3 km away

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