HM Land Registry records the plot of land for 2, Blackwell Close, Harrow as measuring 128 m².

That makes it the 4th largest plot in the postcode, where all 9 other houses have recorded plot data.

2, Blackwell Close, Harrow has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 13 Apr 2023.

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 2, Blackwell Close, Harrow completed on 15th January 2024 at £477,000 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 risen by 3.7% over the period since January 2024.

• Sold Jan 2024£477,000

Since 2015 101 properties similar to 2, Blackwell Close, Harrow have sold within a radius of 510 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 19th December 2025, was 10, Hutton Gardens, Harrow, HA3 6RA, a freehold house which sold for £438,000.

Read more about house prices in HA3.

• Sold Dec 2025£438,000 | 3 Bed House10, Hutton Gardens, Harrow, HA3 6RA10, Hutton Gardens, Harrow, HA3 6RA
• Sold Nov 2025£500,000 | 3 Bed House40, Belsize Road, Harrow, HA3 6JJ40, Belsize Road, Harrow, HA3 6JJ
• Sold Oct 2025£555,000 | 3 Bed House27, Belsize Road, Harrow, HA3 6JL27, Belsize Road, Harrow, HA3 6JL
• Sold May 2025£495,000 | 3 Bed House8, Elm Terrace, Harrow, HA3 6HW8, Elm Terrace, Harrow, HA3 6HW
• Sold Apr 2025£600,000 | 3 Bed House1, Stox Mead, Harrow, HA3 5JX1, Stox Mead, Harrow, HA3 5JX
• Sold Sep 2024£480,000 | 3 Bed House84, Boxtree Lane, Harrow, HA3 6JB84, Boxtree Lane, Harrow, HA3 6JB
• Sold Aug 2024£510,000 | 3 Bed House17, Elm Terrace, Harrow, HA3 6HW17, Elm Terrace, Harrow, HA3 6HW
• Sold Mar 2024£550,000 | 3 Bed House42, Boxtree Road, Harrow, HA3 6TH42, Boxtree Road, Harrow, HA3 6TH
• Sold Feb 2024£445,000 | 3 Bed House67, Hutton Lane, Harrow, HA3 6QT67, Hutton Lane, Harrow, HA3 6QT
• Sold Oct 2023£405,000 | 3 Bed House22, Mepham Crescent, Harrow, HA3 6QX22, Mepham Crescent, Harrow, HA3 6QX
• Sold Oct 2022£600,000 | 3 Bed House66, Weighton Road, Harrow, HA3 6HZ66, Weighton Road, Harrow, HA3 6HZ
• Sold Mar 2022£515,000 | 3 Bed House71, Sefton Avenue, Harrow, HA3 5JP71, Sefton Avenue, Harrow, HA3 5JP
• Sold Apr 2021£430,000 | 4 Bed House3, Blackwell Close, Harrow, HA3 6JY3, Blackwell Close, Harrow, HA3 6JY
• Sold Dec 2020£533,141 | 3 Bed House70, Hutton Lane, Harrow, HA3 6RD70, Hutton Lane, Harrow, HA3 6RD
• Sold Jul 2020£430,000 | 3 Bed House3, Baslow Close, Harrow, HA3 5LG3, Baslow Close, Harrow, HA3 5LG
• Sold Dec 2019£520,000 | 3 Bed House2, Colmer Place, Harrow, HA3 6JW2, Colmer Place, Harrow, HA3 6JW
• Sold Aug 2019£415,000 | 3 Bed House4, Blackwell Close, Harrow, HA3 6JY4, Blackwell Close, Harrow, HA3 6JY
• Sold Mar 2018£510,000 | 4 Bed House12, Elm Terrace, Harrow, HA3 6HW12, Elm Terrace, Harrow, HA3 6HW
• Sold Mar 2018£413,000 | 4 Bed House24, Hutton Lane, Harrow, HA3 6RD24, Hutton Lane, Harrow, HA3 6RD
• Sold Aug 2015£314,000 | 3 Bed House14, Hutton Lane, Harrow, HA3 6RD14, Hutton Lane, Harrow, HA3 6RD

Of the 40 addresses on Blackwell Close, Harrow, HA3, 2, Blackwell Close, Harrow comes out as the 8th largest and the 8th most expensive in our analysis of the public data.

It is also £35k less expensive than the average property across the HA3 district.

• Cedars Manor School

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

  800 m away
• Hujjat Primary School

  800 m away

• Hatch End High School

  800 m away
• Salvatorian Roman Catholic College

  800 m away
• The Sacred Heart Language College

  1.0 km away

• Headstone Lane

  |

  1.0 km away
• Hatch End

  |

  1.7 km away
• Harrow & Wealdstone

  |

  1.8 km away

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