15, Blawith Road, Harrow occupies a 234 m² plot as recorded by HM Land Registry.

Of the 16 other houses in this postcode, 15 have recorded plot sizes, and this one ranks as the 16th largest.

15, Blawith Road, Harrow has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 16 May 2025.

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

15, Blawith Road, Harrow last changed hands on 25th November 2025, selling for £500,000. 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 1.8% since November 2025.

• Sold Nov 2025£500,000

Land Registry records and our Estate Agent network show 38 sales of comparable properties within 390 metres of 15, Blawith Road, Harrow since 2008.

Most recently, 17, Woodlands Road, Harrow, HA1 2RT, a freehold house, sold at £502,500 on the 5th November 2025.

Read more about house prices in HA1.

• Sold Nov 2025£502,500 | 3 Bed House17, Woodlands Road, Harrow, HA1 2RT17, Woodlands Road, Harrow, HA1 2RT
• Sold Oct 2024£660,000 | 3 Bed House37, Nibthwaite Road, Harrow, HA1 1TB37, Nibthwaite Road, Harrow, HA1 1TB
• Sold Aug 2024£555,000 | 3 Bed House30, Blawith Road, Harrow, HA1 1TN30, Blawith Road, Harrow, HA1 1TN
• Sold Jul 2024£570,000 | 3 Bed House13, Marlborough Hill, Harrow, HA1 1TX13, Marlborough Hill, Harrow, HA1 1TX
• Sold Aug 2023£635,000 | 3 Bed House7, Sparkbridge Road, Harrow, HA1 1TJ7, Sparkbridge Road, Harrow, HA1 1TJ
• Sold Jun 2021£530,000 | 3 Bed House42, Blawith Road, Harrow, HA1 1TN42, Blawith Road, Harrow, HA1 1TN
• Sold Feb 2021£590,000 | 3 Bed House32, Bethecar Road, Harrow, HA1 1SD32, Bethecar Road, Harrow, HA1 1SD
• Sold Feb 2021£490,000 | 3 Bed House34, Woodlands Road, Harrow, HA1 2RS34, Woodlands Road, Harrow, HA1 2RS
• Sold Nov 2020£485,000 | 3 Bed House45, Lowick Road, Harrow, HA1 1UP45, Lowick Road, Harrow, HA1 1UP
• Sold Jan 2019£525,000 | 3 Bed House18, Sparkbridge Road, Harrow, HA1 1TJ18, Sparkbridge Road, Harrow, HA1 1TJ
• Sold May 2018£400,000 | 3 Bed House39, Frognal Avenue, Harrow, HA1 2SG39, Frognal Avenue, Harrow, HA1 2SG
• Sold Feb 2018£525,000 | 3 Bed House9, Lowick Road, Harrow, HA1 1UP9, Lowick Road, Harrow, HA1 1UP
• Sold Nov 2014£390,000 | 3 Bed House31, Blawith Road, Harrow, HA1 1TL31, Blawith Road, Harrow, HA1 1TL
• Sold Sep 2014£375,000 | 3 Bed House54, Elmgrove Road, Harrow, HA1 2QH54, Elmgrove Road, Harrow, HA1 2QH
• Sold Jul 2013£302,000 | 3 Bed House1, Bethecar Road, Harrow, HA1 1SF1, Bethecar Road, Harrow, HA1 1SF
• Sold Jan 2013£325,000 | 3 Bed House21, Blawith Road, Harrow, HA1 1TL21, Blawith Road, Harrow, HA1 1TL
• Sold Sep 2012£246,000 | 3 Bed House61, Rosslyn Crescent, Harrow, HA1 2SA61, Rosslyn Crescent, Harrow, HA1 2SA
• Sold Dec 2011£300,000 | 3 Bed House33, Blawith Road, Harrow, HA1 1TL33, Blawith Road, Harrow, HA1 1TL
• Sold May 2010£285,000 | 3 Bed House38, Frognal Avenue, Harrow, HA1 2SF38, Frognal Avenue, Harrow, HA1 2SF
• Sold Dec 2008£244,999 | 3 Bed House16, Torver Road, Harrow, HA1 1TQ16, Torver Road, Harrow, HA1 1TQ

Our analysis of the public data ranks 15, Blawith Road, Harrow as the 33rd largest and the 32nd most expensive of the 67 addresses on Blawith Road, Harrow, HA1.

Against the HA1 postcode district average, it is £30k more expensive than the typical property.

• Saint Jerome Church of England Bilingual School

  400 m away
• Marlborough Primary School

  500 m away
• Norbury School

  700 m away

• Harrow High School

  1.0 km away
• The Sacred Heart Language College

  1.2 km away
• Salvatorian Roman Catholic College

  1.3 km away

• Harrow & Wealdstone

  |

  400 m away
• Harrow-on-the-Hill

  |

  1.0 km away

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