21, Alderney Gardens, Northolt occupies a 190 m² plot as recorded by HM Land Registry.

All 19 other houses in this postcode have recorded plot sizes, and this one ranks as the 17th largest.

21, Alderney Gardens, Northolt has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 18 Feb 2022.

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

21, Alderney Gardens, Northolt last changed hands on 26th August 2022, selling for £530,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has dropped by 5.7% since August 2022.

Land Registry records and our Estate Agent network show 212 sales of comparable properties within 550 metres of 21, Alderney Gardens, Northolt since 2017.

Most recently, 8, Dukes Avenue, Northolt, UB5 5DA, a freehold house, sold at £560,000 on the 31st October 2025.

Read more about house prices in UB5.

• Sold Oct 2025£560,000 | 3 Bed House8, Dukes Avenue, Northolt, UB5 5DA8, Dukes Avenue, Northolt, UB5 5DA
• Sold Jul 2025£202,000 | 3 Bed House18, Kingsmead Drive, Northolt, UB5 5BN18, Kingsmead Drive, Northolt, UB5 5BN
• Sold Jul 2025£460,000 | 3 Bed House31, Moat Farm Road, Northolt, UB5 5DR31, Moat Farm Road, Northolt, UB5 5DR
• Sold Mar 2025£495,000 | 3 Bed House33, Islip Manor Road, Northolt, UB5 5DZ33, Islip Manor Road, Northolt, UB5 5DZ
• Sold Oct 2024£515,000 | 3 Bed House12, Dukes Avenue, Northolt, UB5 5DA12, Dukes Avenue, Northolt, UB5 5DA
• Sold Oct 2024£465,000 | 3 Bed HouseRose Cottage, Rectory Gardens, Northolt, UB5 5DNRose Cottage, Rectory Gardens, Northolt, UB5 5DN
• Sold Jul 2024£525,000 | 3 Bed House46, Eskdale Avenue, Northolt, UB5 5DJ46, Eskdale Avenue, Northolt, UB5 5DJ
• Sold May 2024£447,500 | 3 Bed House18, Eastcote Lane, Northolt, UB5 5RF18, Eastcote Lane, Northolt, UB5 5RF
• Sold Feb 2024£485,000 | 3 Bed House24, Alderney Gardens, Northolt, UB5 5BS24, Alderney Gardens, Northolt, UB5 5BS
• Sold Jan 2024£540,000 | 3 Bed House26, Harewood Avenue, Northolt, UB5 5DE26, Harewood Avenue, Northolt, UB5 5DE
• Sold Nov 2023£490,000 | 3 Bed House7, Alderney Gardens, Northolt, UB5 5BP7, Alderney Gardens, Northolt, UB5 5BP
• Sold Sep 2023£522,000 | 3 Bed House10, Alderney Gardens, Northolt, UB5 5BP10, Alderney Gardens, Northolt, UB5 5BP
• Sold Aug 2023£430,000 | 3 Bed House14, Manor Avenue, Northolt, UB5 5BZ14, Manor Avenue, Northolt, UB5 5BZ
• Sold Jul 2023£500,000 | 3 Bed House6, Lytton Close, Northolt, UB5 5BU6, Lytton Close, Northolt, UB5 5BU
• Sold May 2023£486,000 | 3 Bed House5, Manor Avenue, Northolt, UB5 5BZ5, Manor Avenue, Northolt, UB5 5BZ
• Sold Jun 2021£470,000 | 3 Bed House7, Eskdale Avenue, Northolt, UB5 5DJ7, Eskdale Avenue, Northolt, UB5 5DJ
• Sold Mar 2019£425,000 | 3 Bed House40, Alderney Gardens, Northolt, UB5 5BS40, Alderney Gardens, Northolt, UB5 5BS
• Sold Jul 2018£500,000 | 3 Bed House7, Lytton Close, Northolt, UB5 5BU7, Lytton Close, Northolt, UB5 5BU
• Sold Jul 2018£440,500 | 3 Bed House9, Alderney Gardens, Northolt, UB5 5BP9, Alderney Gardens, Northolt, UB5 5BP
• Sold Jul 2017£490,000 | 3 Bed House42, Alderney Gardens, Northolt, UB5 5BS42, Alderney Gardens, Northolt, UB5 5BS

Our analysis of the public data ranks 21, Alderney Gardens, Northolt as the 82nd largest and the 90th most expensive of the 90 addresses on Alderney Gardens, Northolt, UB5.

Against the UB5 postcode district average, it is £70k more expensive than the typical property.

• Willow Tree Primary School

  700 m away
• Gifford Primary School

  1.0 km away
• Petts Hill Primary School

  1.4 km away

• Islip Manor High School

  900 m away
• Greenford High School

  1.6 km away
• Queensmead School

  1.7 km away

• Northolt

  |

  600 m away
• Northolt Park

  |

  1.8 km away
• Greenford

  |

  2.0 km away

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