HM Land Registry records the plot of land for 6, St. Leonards Avenue, Harrow as measuring 443 m².

That makes it the 2nd largest plot in the postcode, where all 4 other houses have recorded plot data.

6, St. Leonards Avenue, Harrow has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 09 Oct 2012.

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

The most recent sale of 6, St. Leonards Avenue, Harrow completed on 5th July 1995 at £117,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

• Sold Jul 1995£117,000

Since 2014 169 properties similar to 6, St. Leonards Avenue, Harrow have sold within a radius of 560 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 13th February 2026, was 28, Brampton Grove, Harrow, HA3 8LG, a freehold house which sold for £600,000.

Read more about house prices in HA3.

• Sold Feb 2026£600,000 | 4 Bed House28, Brampton Grove, Harrow, HA3 8LG28, Brampton Grove, Harrow, HA3 8LG
• Sold Feb 2026£605,000 | 4 Bed House39, Brampton Grove, Harrow, HA3 8LD39, Brampton Grove, Harrow, HA3 8LD
• Sold Jan 2026£603,000 | 4 Bed House10, Brampton Grove, Harrow, HA3 8LG10, Brampton Grove, Harrow, HA3 8LG
• Sold Dec 2025£650,000 | 3 Bed House64, Alicia Gardens, Harrow, HA3 8JE64, Alicia Gardens, Harrow, HA3 8JE
• Sold Oct 2025£685,000 | 3 Bed House82, Alicia Gardens, Harrow, HA3 8JE82, Alicia Gardens, Harrow, HA3 8JE
• Sold Mar 2025£625,000 | 3 Bed House23, Alicia Gardens, Harrow, HA3 8JB23, Alicia Gardens, Harrow, HA3 8JB
• Sold Oct 2024£585,000 | 4 Bed House15, Alicia Close, Harrow, HA3 8HP15, Alicia Close, Harrow, HA3 8HP
• Sold Jun 2024£520,000 | 4 Bed House37, Brampton Grove, Harrow, HA3 8LD37, Brampton Grove, Harrow, HA3 8LD
• Sold May 2024£630,000 | 4 Bed House1B, Brampton Grove, Harrow, HA3 8LD1B, Brampton Grove, Harrow, HA3 8LD
• Sold Feb 2024£690,000 | 4 Bed House20, Kenton Gardens, Harrow, HA3 8DE20, Kenton Gardens, Harrow, HA3 8DE
• Sold May 2023£480,000 | 4 Bed House14, Prestwood Close, Harrow, HA3 8JY14, Prestwood Close, Harrow, HA3 8JY
• Sold Mar 2023£545,000 | 4 Bed House46, Alicia Avenue, Harrow, HA3 8HS46, Alicia Avenue, Harrow, HA3 8HS
• Sold Sep 2022£660,000 | 4 Bed House18, Kenton Gardens, Harrow, HA3 8DE18, Kenton Gardens, Harrow, HA3 8DE
• Sold Feb 2022£565,000 | 4 Bed House5, Brampton Grove, Harrow, HA3 8LD5, Brampton Grove, Harrow, HA3 8LD
• Sold Nov 2021£625,000 | 4 Bed House41, Alicia Gardens, Harrow, HA3 8JB41, Alicia Gardens, Harrow, HA3 8JB
• Sold Sep 2021£650,000 | 4 Bed House41, Kenton Gardens, Harrow, HA3 8DE41, Kenton Gardens, Harrow, HA3 8DE
• Sold Jan 2021£657,000 | 3 Bed House7, Sedgecombe Avenue, Harrow, HA3 0HW7, Sedgecombe Avenue, Harrow, HA3 0HW
• Sold Sep 2019£500,000 | 3 Bed House19, Alicia Close, Harrow, HA3 8HP19, Alicia Close, Harrow, HA3 8HP
• Sold Nov 2016£582,500 | 4 Bed House41, Becmead Avenue, Harrow, HA3 8HD41, Becmead Avenue, Harrow, HA3 8HD
• Sold May 2014£407,500 | 4 Bed House43, Becmead Avenue, Harrow, HA3 8HD43, Becmead Avenue, Harrow, HA3 8HD

Of the 19 addresses on St. Leonards Avenue, Harrow, HA3, 6, St. Leonards Avenue, Harrow comes out as the 18th largest and the 17th most expensive in our analysis of the public data.

It is also £80k more expensive than the average property across the HA3 district.

• Elmgrove Primary School & Nursery

  800 m away
• Priestmead Primary School and Nursery

  1.0 km away
• Uxendon Manor Primary School

  1.0 km away

• St Gregory's Catholic Science College

  600 m away
• Claremont High School

  1.3 km away
• Harrow High School

  1.3 km away

• Kenton

  |

  700 m away
• Northwick Park

  |

  1.0 km away
• Harrow & Wealdstone

  |

  1.6 km away

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