21, Langton Avenue occupies a 562 m² plot as recorded by HM Land Registry.

All 15 other houses in this postcode have recorded plot sizes, and this one ranks as the 13th largest.

Land Registry records and our Estate Agent network show 968 sales within 580 metres of 21, Langton Avenue across the last 2 years.

Most recently, 17, Langton Avenue, London, N20 9DD, a freehold house, sold at £1,450,000 on the 24th October 2025.

Read more about house prices in N20.

• Sold Oct 2025£1,450,000 | 5 Bed House17, Langton Avenue, London, N20 9DD17, Langton Avenue, London, N20 9DD
• Sold Mar 2023£1,700,000 | 6 Bed House22, Langton Avenue, London, N20 9DB22, Langton Avenue, London, N20 9DB
• Sold Dec 2022£1,775,000 | 5 Bed House25, Langton Avenue, London, N20 9DD25, Langton Avenue, London, N20 9DD

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Agents in our network have reported 1 letting within 580 metres of 21, Langton Avenue across the last 2 years.

The newest of these is 1366A, High Road, London, N20 9HJ, a leasehold flat let by Robert Lewis Property in March 2024.

• 
  Let Mar 2024£ Undisclosed | 1 Bed Flat1366A, High Road, London, N20 9HJ1366A, High Road, London, N20 9HJ

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

• All Saints' CofE Nursery and Primary School N20

  800 m away
• Sacred Heart Roman Catholic Primary School

  900 m away
• Alma Primary

  900 m away

• East Barnet School

  1.5 km away
• Finchley Catholic High School

  1.5 km away
• Ark Pioneer Academy

  1.7 km away

• Oakleigh Park

  |

  500 m away
• Totteridge & Whetstone

  |

  800 m away
• New Barnet

  |

  1.4 km away

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