21, Clauson Avenue, Northolt occupies a 324 m² plot as recorded by HM Land Registry.

Of the 37 other houses in this postcode, 33 have recorded plot sizes, and this one ranks as the 9th largest.

21, Clauson Avenue, Northolt has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 26 Mar 2026.

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

21, Clauson Avenue, Northolt last changed hands on 31st May 2001, selling for £157,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

• Sold May 2001£157,000

Land Registry records and our Estate Agent network show 290 sales of comparable properties within 470 metres of 21, Clauson Avenue, Northolt since 2021.

Most recently, 67, Clauson Avenue, Northolt, UB5 4PS, a freehold house, sold at £575,000 on the 1st May 2026.

Read more about house prices in UB5.

• Sold May 2026£575,000 | 3 Bed House67, Clauson Avenue, Northolt, UB5 4PS67, Clauson Avenue, Northolt, UB5 4PS
• Sold Apr 2026£536,000 | 3 Bed House39, Merton Avenue, Northolt, UB5 4QF39, Merton Avenue, Northolt, UB5 4QF
• 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 Mar 2025£530,000 | 3 Bed House18, Killowen Avenue, Northolt, UB5 4QT18, Killowen Avenue, Northolt, UB5 4QT
• Sold Feb 2025£540,000 | 3 Bed House168, Wood End Lane, Northolt, UB5 4JR168, Wood End Lane, Northolt, UB5 4JR
• Sold Feb 2025£555,000 | 3 Bed House53, Wood End Lane, Northolt, UB5 4JW53, Wood End Lane, Northolt, UB5 4JW
• Sold Dec 2024£510,000 | 3 Bed House147, Wood End Gardens, Northolt, UB5 4QW147, Wood End Gardens, Northolt, UB5 4QW
• 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 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 Feb 2024£605,000 | 4 Bed House24, Clauson Avenue, Northolt, UB5 4PR24, Clauson Avenue, Northolt, UB5 4PR
• Sold Jan 2022£495,000 | 3 Bed House38, Clauson Avenue, Northolt, UB5 4PS38, Clauson Avenue, Northolt, UB5 4PS
• Sold Jun 2021£495,950 | 3 Bed House4, Reading Road, Northolt, UB5 4PG4, Reading Road, Northolt, UB5 4PG
• Sold Jun 2021£530,000 | 3 Bed House45, Clauson Avenue, Northolt, UB5 4PS45, Clauson Avenue, Northolt, UB5 4PS

Our analysis of the public data ranks 21, Clauson Avenue, Northolt as the 61st largest and the 39th most expensive of the 92 addresses on Clauson Avenue, Northolt, UB5.

Against the UB5 postcode district average, it is £148k more expensive than the typical property.

• Greenwood Primary School

  400 m away
• Wood End Primary School

  400 m away
• Petts Hill Primary School

  500 m away

• Rooks Heath School

  1.4 km away
• Islip Manor High School

  1.5 km away
• Whitmore High School

  1.9 km away

• Northolt Park

  |

  400 m away
• South Harrow

  |

  1.0 km away
• Northolt

  |

  1.3 km away

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