18, Killowen Avenue, Northolt occupies a 315 m² plot as recorded by HM Land Registry.

Of the 50 other houses in this postcode, 49 have recorded plot sizes, and this one ranks as the 29th largest.

18, Killowen Avenue, Northolt has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 12 Nov 2024.

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

18, Killowen Avenue, Northolt last changed hands on 27th March 2025, selling for £530,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has dropped by 7.6% since March 2025.

• Sold Mar 2025£530,000
• Sold Feb 2007£249,000

Land Registry records and our Estate Agent network show 298 sales of comparable properties within 470 metres of 18, Killowen Avenue, Northolt since 2021.

Most recently, 20, Keble Close, Northolt, UB5 4QE, a freehold house, sold at £525,000 on the 27th February 2026.

Read more about house prices in UB5.

• Sold Feb 2026£525,000 | 3 Bed House20, Keble Close, Northolt, UB5 4QE20, Keble Close, Northolt, UB5 4QE
• Sold Feb 2026£470,000 | 3 Bed House7, Russell Road, Northolt, UB5 4QR7, Russell Road, Northolt, UB5 4QR
• Sold Jan 2026£540,000 | 3 Bed House25, Clauson Avenue, Northolt, UB5 4PR25, Clauson Avenue, Northolt, UB5 4PR
• Sold Aug 2025£495,000 | 3 Bed House55, Wood End Way, Northolt, UB5 4QQ55, Wood End Way, Northolt, UB5 4QQ
• Sold Feb 2025£540,000 | 3 Bed House168, Wood End Lane, Northolt, UB5 4JR168, Wood End Lane, Northolt, UB5 4JR
• Sold Jan 2025£500,000 | 3 Bed House50, Killowen Avenue, Northolt, UB5 4QT50, Killowen Avenue, Northolt, UB5 4QT
• Sold Dec 2024£510,000 | 3 Bed House147, Wood End Gardens, Northolt, UB5 4QW147, Wood End Gardens, Northolt, UB5 4QW
• Sold Dec 2024£579,000 | 3 Bed House14, Halsbury Road East, Northolt, UB5 4PU14, Halsbury Road East, Northolt, UB5 4PU
• Sold Oct 2024£537,000 | 3 Bed House44, Killowen Avenue, Northolt, UB5 4QT44, Killowen Avenue, Northolt, UB5 4QT
• Sold Oct 2024£480,000 | 3 Bed House178, Wood End Gardens, Northolt, UB5 4QW178, Wood End Gardens, Northolt, UB5 4QW
• Sold Oct 2024£550,000 | 3 Bed House7B, Reading Road, Northolt, UB5 4PG7B, Reading Road, Northolt, UB5 4PG
• Sold Sep 2024£470,000 | 3 Bed House198, Wood End Lane, Northolt, UB5 4JR198, Wood End Lane, Northolt, UB5 4JR
• Sold Jun 2024£570,000 | 3 Bed House26, Wood End Way, Northolt, UB5 4QQ26, Wood End Way, Northolt, UB5 4QQ
• Sold Apr 2024£550,000 | 3 Bed House10, Russell Road, Northolt, UB5 4QR10, Russell Road, Northolt, UB5 4QR
• Sold Mar 2024£520,000 | 3 Bed House37, Clauson Avenue, Northolt, UB5 4PS37, Clauson Avenue, Northolt, UB5 4PS
• Sold Mar 2024£515,000 | 3 Bed House7, Clauson Avenue, Northolt, UB5 4PR7, Clauson Avenue, Northolt, UB5 4PR
• Sold May 2022£561,000 | 3 Bed House4, Halsbury Road East, Northolt, UB5 4PU4, Halsbury Road East, Northolt, UB5 4PU
• Sold May 2021£507,500 | 3 Bed House137, Wood End Gardens, Northolt, UB5 4QW137, Wood End Gardens, Northolt, UB5 4QW
• Sold May 2021£545,000 | 3 Bed House23, Killowen Avenue, Northolt, UB5 4QT23, Killowen Avenue, Northolt, UB5 4QT
• Sold Apr 2021£510,000 | 3 Bed House40, Killowen Avenue, Northolt, UB5 4QT40, Killowen Avenue, Northolt, UB5 4QT

Our analysis of the public data ranks 18, Killowen Avenue, Northolt as the 44th largest and the 38th most expensive of the 85 addresses on Killowen Avenue, Northolt, UB5.

Against the UB5 postcode district average, it is £138k more expensive than the typical property.

• Greenwood Primary School

  300 m away
• Wood End Primary School

  300 m away
• The Welldon Park Academy

  700 m away

• Rooks Heath School

  1.6 km away
• Islip Manor High School

  1.7 km away
• Whitmore High School

  1.9 km away

• Northolt Park

  |

  600 m away
• South Harrow

  |

  1.0 km away
• Sudbury Hill

  |

  1.1 km away

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