20, Long Walk has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 22 Jan 2019.

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

Land Registry records and our Estate Agent network show 32 sales of comparable properties within 300 metres of 20, Long Walk since 2007.

Most recently, Flat 4, Cowen House, Mayplace Lane, London, SE18 3TS, a leasehold flat, sold at £185,000 on the 21st November 2025.

Read more about house prices in SE18.

• Sold Nov 2025£185,000 | 2 Bed FlatFlat 4, Cowen House, Mayplace Lane, London, SE18 3TSFlat 4, Cowen House, Mayplace Lane, London, SE18 3TS
• Sold Jul 2025£195,000 | 2 Bed FlatFlat B, 13, Brookhill Road, London, SE18 6UFFlat B, 13, Brookhill Road, London, SE18 6UF
• Sold Nov 2024£220,000 | 2 Bed FlatFlat 54, Acworth House, Barnfield Road, London, SE18 3TPFlat 54, Acworth House, Barnfield Road, London, SE18 3TP
• Sold Sep 2024£225,000 | 2 Bed FlatFlat 24, Rixon House, Barnfield Road, London, SE18 3TXFlat 24, Rixon House, Barnfield Road, London, SE18 3TX
• Sold Aug 2024£242,000 | 2 Bed Flat2, Barnfield Gardens, London, SE18 3QT2, Barnfield Gardens, London, SE18 3QT
• Sold Oct 2023£190,000 | 2 Bed FlatFlat 27, Rixon House, Barnfield Road, London, SE18 3TXFlat 27, Rixon House, Barnfield Road, London, SE18 3TX
• Sold Feb 2023£185,000 | 2 Bed Flat80, Gildersome Street, London, SE18 4EZ80, Gildersome Street, London, SE18 4EZ
• Sold Apr 2022£200,000 | 2 Bed Flat111, Barnfield Gardens, London, SE18 3QZ111, Barnfield Gardens, London, SE18 3QZ
• Sold Jun 2021£240,000 | 2 Bed Flat35, Barnfield Gardens, London, SE18 3QU35, Barnfield Gardens, London, SE18 3QU
• Sold Dec 2020£150,000 | 2 Bed Flat80, Edge Hill, London, SE18 3TQ80, Edge Hill, London, SE18 3TQ
• Sold Mar 2020£300,000 | 2 Bed Flat11A, Edge Hill, London, SE18 3SQ11A, Edge Hill, London, SE18 3SQ
• Sold Dec 2018£225,000 | 2 Bed Flat232, Nightingale Vale, London, SE18 4HN232, Nightingale Vale, London, SE18 4HN
• Sold Nov 2018£225,000 | 2 Bed FlatFlat 39, Rixon House, Barnfield Road, London, SE18 3TXFlat 39, Rixon House, Barnfield Road, London, SE18 3TX
• Sold Jun 2018£200,000 | 2 Bed FlatFlat 3, Cowen House, Mayplace Lane, London, SE18 3TSFlat 3, Cowen House, Mayplace Lane, London, SE18 3TS
• Sold Jan 2018£124,000 | 2 Bed FlatFlat 8, Beagle Court 1A, Long Walk, London, SE18 3ANFlat 8, Beagle Court 1A, Long Walk, London, SE18 3AN
• Sold Aug 2015£197,500 | 2 Bed Flat95, Barnfield Gardens, London, SE18 3QY95, Barnfield Gardens, London, SE18 3QY
• Sold Jun 2015£182,500 | 2 Bed Flat40, Barnfield Gardens, London, SE18 3QU40, Barnfield Gardens, London, SE18 3QU
• Sold Sep 2014£171,000 | 2 Bed FlatFlat B, 130, Eglinton Road, London, SE18 3SYFlat B, 130, Eglinton Road, London, SE18 3SY
• Sold Jul 2007£119,995 | 2 Bed FlatFlat 30, Acworth House, Barnfield Road, London, SE18 3TWFlat 30, Acworth House, Barnfield Road, London, SE18 3TW
• Sold Jun 2007£125,000 | 2 Bed FlatFlat 40, Acworth House, Barnfield Road, London, SE18 3TWFlat 40, Acworth House, Barnfield Road, London, SE18 3TW

Our analysis of the public data ranks 20, Long Walk as the 30th largest and the 33rd most expensive of the 60 addresses on Long Walk, London, SE18.

Against the SE18 postcode district average, it is £161k less expensive than the typical property.

• Notre Dame Catholic Primary School

  100 m away
• Nightingale Primary School

  200 m away
• Eglinton Primary School

  500 m away

• Plumstead Manor School

  1.1 km away
• Ark Greenwich Free School

  1.5 km away
• Royal Greenwich Trust School

  2.1 km away

• Woolwich Arsenal

  |

  900 m away
• Woolwich (Elizabeth line)

  |

  1.1 km away
• Woolwich

  |

  1.2 km away

Environment Agency data suggests this area has a Very Low risk of flooding.