6, Cowbridge Road, Harrow occupies a 205 m² plot as recorded by HM Land Registry.

Of the 45 other houses in this postcode, 44 have recorded plot sizes, and this one ranks as the 40th largest.

6, Cowbridge Road, Harrow has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 18 Jan 2016.

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

Land Registry records and our Estate Agent network show 99 sales of comparable properties within 480 metres of 6, Cowbridge Road, Harrow since 2011.

Most recently, 175, St. Pauls Avenue, Harrow, HA3 9PT, a freehold house, sold at £600,000 on the 21st January 2026.

Read more about house prices in HA3.

• Sold Jan 2026£600,000 | 3 Bed House175, St. Pauls Avenue, Harrow, HA3 9PT175, St. Pauls Avenue, Harrow, HA3 9PT
• Sold Oct 2025£490,000 | 3 Bed House4, Cowbridge Road, Harrow, HA3 9QA4, Cowbridge Road, Harrow, HA3 9QA
• Sold Jul 2025£570,000 | 3 Bed House98, Honeypot Lane, London, NW9 9QX98, Honeypot Lane, London, NW9 9QX
• Sold Jul 2025£590,000 | 3 Bed House177, Princes Avenue, London, NW9 9QS177, Princes Avenue, London, NW9 9QS
• Sold Nov 2024£585,000 | 4 Bed House103, Ruskin Gardens, Harrow, HA3 9PY103, Ruskin Gardens, Harrow, HA3 9PY
• Sold Nov 2024£660,000 | 3 Bed House193, Princes Avenue, London, NW9 9QS193, Princes Avenue, London, NW9 9QS
• Sold Oct 2024£535,000 | 3 Bed House56, Ruskin Gardens, Harrow, HA3 9QE56, Ruskin Gardens, Harrow, HA3 9QE
• Sold Oct 2024£575,000 | 3 Bed House96, St. Pauls Avenue, Harrow, HA3 9PU96, St. Pauls Avenue, Harrow, HA3 9PU
• Sold Aug 2023£640,000 | 4 Bed House59, Orchard Grove, Harrow, HA3 9QR59, Orchard Grove, Harrow, HA3 9QR
• Sold Jul 2023£273,000 | 4 Bed House107, St. Pauls Avenue, Harrow, HA3 9PT107, St. Pauls Avenue, Harrow, HA3 9PT
• Sold Mar 2022£500,000 | 3 Bed House187, Princes Avenue, London, NW9 9QS187, Princes Avenue, London, NW9 9QS
• Sold Mar 2021£495,000 | 4 Bed House29, Repton Road, Harrow, HA3 9QD29, Repton Road, Harrow, HA3 9QD
• Sold Mar 2021£550,000 | 4 Bed House164, St. Pauls Avenue, Harrow, HA3 9PU164, St. Pauls Avenue, Harrow, HA3 9PU
• Sold Feb 2021£500,000 | 4 Bed House3, Repton Road, Harrow, HA3 9QD3, Repton Road, Harrow, HA3 9QD
• Sold Jan 2021£520,000 | 3 Bed House75, Ruskin Gardens, Harrow, HA3 9PY75, Ruskin Gardens, Harrow, HA3 9PY
• Sold Aug 2020£550,000 | 3 Bed House141, Princes Avenue, London, NW9 9QS141, Princes Avenue, London, NW9 9QS
• Sold Oct 2019£545,000 | 3 Bed House185, St. Pauls Avenue, Harrow, HA3 9PT185, St. Pauls Avenue, Harrow, HA3 9PT
• Sold Jan 2016£461,000 | 3 Bed House160, St. Pauls Avenue, Harrow, HA3 9PU160, St. Pauls Avenue, Harrow, HA3 9PU
• Sold Sep 2015£461,500 | 3 Bed House19, Cowbridge Road, Harrow, HA3 9QA19, Cowbridge Road, Harrow, HA3 9QA
• Sold Dec 2011£318,000 | 3 Bed House131, St. Pauls Avenue, Harrow, HA3 9PT131, St. Pauls Avenue, Harrow, HA3 9PT

Our analysis of the public data ranks 6, Cowbridge Road, Harrow as the 10th largest and the 10th most expensive of the 49 addresses on Cowbridge Road, Harrow, HA3.

Against the HA3 postcode district average, it is £12k more expensive than the typical property.

• St Bernadette's Catholic Primary School

  400 m away
• Glebe Primary School

  800 m away
• Roe Green Junior School

  900 m away

• Kingsbury High School

  700 m away
• Claremont High School

  800 m away
• JFS

  900 m away

• Queensbury

  |

  600 m away
• Kingsbury

  |

  600 m away
• Preston Road

  |

  2.1 km away

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