According to data from HM Land Registry, 4, Duffy Avenue, Harrow sits on a plot of 120 m².

We have plot size data on 15 out of 16 other houses in the postcode and 4, Duffy Avenue, Harrow sits on the 15th largest plot.

4, Duffy Avenue, Harrow has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 18 May 2020.

The property is not connected to mains gas and has high performance glazing. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 4, Duffy Avenue, Harrow was last sold on 6th August 2020 for £585,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since August 2020, the market for similar properties has dropped by 0.2%.

• Sold Aug 2020£585,000

According to the Land Registry and our network of Estate Agents, there have been 122 sales of properties similar to 4, Duffy Avenue, Harrow within a radius of 430 metres since 2017.

The most recent example is 48, Victor Road, Harrow, HA2 6PZ, a freehold house which sold for £575,000 on the 7th October 2025.

Read more about house prices in HA2.

• Sold Oct 2025£575,000 | 4 Bed House48, Victor Road, Harrow, HA2 6PZ48, Victor Road, Harrow, HA2 6PZ
• Sold Dec 2024£625,000 | 3 Bed House13, Edward Road, Harrow, HA2 6QB13, Edward Road, Harrow, HA2 6QB
• Sold Aug 2023£593,000 | 4 Bed House52, Victor Road, Harrow, HA2 6PZ52, Victor Road, Harrow, HA2 6PZ
• Sold Jul 2022£611,000 | 3 Bed House24, Edward Road, Harrow, HA2 6QB24, Edward Road, Harrow, HA2 6QB
• Sold Jan 2021£595,000 | 3 Bed House9, Rowell Drive, Harrow, HA2 6FG9, Rowell Drive, Harrow, HA2 6FG
• Sold Dec 2020£595,000 | 3 Bed House15, Newman Avenue, Harrow, HA2 6FE15, Newman Avenue, Harrow, HA2 6FE
• Sold Sep 2020£585,000 | 3 Bed House3, Duffy Avenue, Harrow, HA2 6FA3, Duffy Avenue, Harrow, HA2 6FA
• Sold Jun 2020£585,000 | 3 Bed House5, Duffy Avenue, Harrow, HA2 6FA5, Duffy Avenue, Harrow, HA2 6FA
• Sold Dec 2019£585,000 | 4 Bed House2, Duffy Avenue, Harrow, HA2 6FA2, Duffy Avenue, Harrow, HA2 6FA
• Sold Dec 2019£585,000 | 4 Bed House1, Duffy Avenue, Harrow, HA2 6FA1, Duffy Avenue, Harrow, HA2 6FA
• Sold Jun 2019£565,000 | 4 Bed House1, Ansel Adams Way, Harrow, HA2 6EU1, Ansel Adams Way, Harrow, HA2 6EU
• Sold Jun 2019£565,000 | 4 Bed House3, Ansel Adams Way, Harrow, HA2 6EU3, Ansel Adams Way, Harrow, HA2 6EU
• Sold Jan 2019£535,000 | 3 Bed House73, Hurrell Drive, Harrow, HA2 6DY73, Hurrell Drive, Harrow, HA2 6DY
• Sold Dec 2018£540,000 | 3 Bed House79, Hurrell Drive, Harrow, HA2 6DY79, Hurrell Drive, Harrow, HA2 6DY
• Sold Dec 2018£540,000 | 3 Bed House20, Hurrell Drive, Harrow, HA2 6DY20, Hurrell Drive, Harrow, HA2 6DY
• Sold Dec 2018£575,250 | 3 Bed House30, Hurrell Drive, Harrow, HA2 6DY30, Hurrell Drive, Harrow, HA2 6DY
• Sold Oct 2018£570,000 | 3 Bed House61, Hurrell Drive, Harrow, HA2 6DY61, Hurrell Drive, Harrow, HA2 6DY
• Sold Jun 2018£600,000 | 3 Bed House55, Hurrell Drive, Harrow, HA2 6DY55, Hurrell Drive, Harrow, HA2 6DY
• Sold Nov 2017£600,000 | 3 Bed House45, Hurrell Drive, Harrow, HA2 6DY45, Hurrell Drive, Harrow, HA2 6DY
• Sold Jun 2017£600,000 | 3 Bed House39, Hurrell Drive, Harrow, HA2 6DY39, Hurrell Drive, Harrow, HA2 6DY

Duffy Avenue, Harrow, HA2 has a total of 16 addresses. According to our analysis of all the public data, 4, Duffy Avenue, Harrow is the 16th largest and the 16th most expensive property on the street.

When compared to the postcode district it is £93k more expensive than the average property in HA2.

• Pinner Park Primary School

  600 m away
• Marlborough Primary School

  900 m away
• St Teresa's Catholic Primary School and Nursery

  1.1 km away

• Salvatorian Roman Catholic College

  900 m away
• The Sacred Heart Language College

  1.1 km away
• Nower Hill High School

  1.1 km away

• Headstone Lane

  |

  1.0 km away
• Harrow & Wealdstone

  |

  1.2 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.