HM Land Registry records the plot of land for 44, Mayfield Avenue, Harrow as measuring 422 m².

That makes it the 3rd largest plot in the postcode, where all 23 other houses have recorded plot data.

44, Mayfield Avenue, Harrow has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 23 Nov 2022.

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

The most recent sale of 44, Mayfield Avenue, Harrow completed on 31st March 2023 at £762,500 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have dropped by 10.7% over the period since March 2023.

• Sold Mar 2023£762,500

Since 2016 88 properties similar to 44, Mayfield Avenue, Harrow have sold within a radius of 570 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 19th December 2025, was 17, Becmead Avenue, Harrow, HA3 8HD, a freehold house which sold for £780,000.

Read more about house prices in HA3.

• Sold Dec 2025£780,000 | 4 Bed House17, Becmead Avenue, Harrow, HA3 8HD17, Becmead Avenue, Harrow, HA3 8HD
• Sold Aug 2025£638,000 | 4 Bed House50, Brampton Grove, Harrow, HA3 8LF50, Brampton Grove, Harrow, HA3 8LF
• Sold Apr 2025£495,000 | 4 Bed House248, Kenton Road, Harrow, HA3 8BY248, Kenton Road, Harrow, HA3 8BY
• Sold Mar 2025£770,000 | 4 Bed House6, Mayfield Avenue, Harrow, HA3 8EU6, Mayfield Avenue, Harrow, HA3 8EU
• Sold Mar 2025£550,000 | 4 Bed House230, Kenton Road, Harrow, HA3 8BY230, Kenton Road, Harrow, HA3 8BY
• Sold Sep 2024£630,000 | 4 Bed House53, Becmead Avenue, Harrow, HA3 8HD53, Becmead Avenue, Harrow, HA3 8HD
• Sold Aug 2023£610,000 | 4 Bed House33, Carlton Avenue, Harrow, HA3 8AX33, Carlton Avenue, Harrow, HA3 8AX
• Sold Nov 2022£665,000 | 4 Bed House30, Carlton Avenue, Harrow, HA3 8AY30, Carlton Avenue, Harrow, HA3 8AY
• Sold Oct 2022£815,000 | 4 Bed House11, Hawthorne Avenue, Harrow, HA3 8AG11, Hawthorne Avenue, Harrow, HA3 8AG
• Sold Sep 2022£875,000 | 4 Bed House7, Hawthorne Avenue, Harrow, HA3 8AG7, Hawthorne Avenue, Harrow, HA3 8AG
• Sold Aug 2022£860,000 | 5 Bed House14, Becmead Avenue, Harrow, HA3 8EY14, Becmead Avenue, Harrow, HA3 8EY
• Sold Jul 2022£775,000 | 5 Bed House16, Upton Gardens, Harrow, HA3 0DL16, Upton Gardens, Harrow, HA3 0DL
• Sold Apr 2022£800,000 | 4 Bed House33, Becmead Avenue, Harrow, HA3 8HD33, Becmead Avenue, Harrow, HA3 8HD
• Sold Aug 2021£853,500 | 4 Bed House23, Hawthorne Avenue, Harrow, HA3 8AG23, Hawthorne Avenue, Harrow, HA3 8AG
• Sold Aug 2020£635,000 | 4 Bed House49, Becmead Avenue, Harrow, HA3 8HD49, Becmead Avenue, Harrow, HA3 8HD
• Sold Aug 2018£600,000 | 4 Bed House38, Carlton Avenue, Harrow, HA3 8AY38, Carlton Avenue, Harrow, HA3 8AY
• Sold Nov 2017£780,000 | 5 Bed House20, Mayfield Avenue, Harrow, HA3 8EU20, Mayfield Avenue, Harrow, HA3 8EU
• Sold Sep 2017£620,000 | 4 Bed House33, Hawthorne Avenue, Harrow, HA3 8AG33, Hawthorne Avenue, Harrow, HA3 8AG
• Sold Jun 2016£658,000 | 4 Bed House46, Woodway Crescent, Harrow, HA1 2NQ46, Woodway Crescent, Harrow, HA1 2NQ
• Sold Mar 2016£820,000 | 4 Bed House21, Hawthorne Avenue, Harrow, HA3 8AG21, Hawthorne Avenue, Harrow, HA3 8AG

Of the 49 addresses on Mayfield Avenue, Harrow, HA3, 44, Mayfield Avenue, Harrow comes out as the 12th largest and the 12th most expensive in our analysis of the public data.

It is also £263k more expensive than the average property across the HA3 district.

• Elmgrove Primary School & Nursery

  700 m away
• Saint Jerome Church of England Bilingual School

  1.0 km away
• Mount Stewart Infant School

  1.2 km away

• St Gregory's Catholic Science College

  800 m away
• Harrow High School

  900 m away
• Claremont High School

  1.6 km away

• Kenton

  |

  300 m away
• Northwick Park

  |

  600 m away
• Harrow-on-the-Hill

  |

  1.4 km away

The flood risk here is rated Very Low, based on Environment Agency data.