HM Land Registry records the plot of land for 21, Boniface Walk, Harrow as measuring 382 m².

That makes it the 2nd largest plot in the postcode, where 20 of the 23 other houses have recorded plot data.

The most recent sale of 21, Boniface Walk, Harrow completed on 11th December 2009 at £220,000 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 141.5% over the period since December 2009.

• Sold Dec 2009£220,000

Since 2015 150 properties similar to 21, Boniface Walk, Harrow have sold within a radius of 730 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£465,000 | 3 Bed House1, Mepham Gardens, Harrow, HA3 6QS1, Mepham Gardens, Harrow, HA3 6QS
• Sold Aug 2025£460,000 | 3 Bed House17, Chicheley Gardens, Harrow, HA3 6QH17, Chicheley Gardens, Harrow, HA3 6QH
• Sold Jul 2025£440,000 | 3 Bed House32, Tillotson Road, Harrow, HA3 6PS32, Tillotson Road, Harrow, HA3 6PS
• Sold Dec 2024£525,000 | 3 Bed HouseBriar Cottage, Chantry Road, Harrow, HA3 6NTBriar Cottage, Chantry Road, Harrow, HA3 6NT
• Sold Nov 2024£425,000 | 3 Bed House24, Tillotson Road, Harrow, HA3 6PS24, Tillotson Road, Harrow, HA3 6PS
• Sold Sep 2024£475,000 | 3 Bed House11, Ufford Road, Harrow, HA3 6PN11, Ufford Road, Harrow, HA3 6PN
• Sold Aug 2024£387,500 | 3 Bed House30, Tillotson Road, Harrow, HA3 6PS30, Tillotson Road, Harrow, HA3 6PS
• Sold Feb 2024£487,000 | 3 Bed House8, Boniface Gardens, Harrow, HA3 6PH8, Boniface Gardens, Harrow, HA3 6PH
• Sold Jan 2024£445,000 | 3 Bed House18, Boniface Walk, Harrow, HA3 6PU18, Boniface Walk, Harrow, HA3 6PU
• Sold Jan 2024£404,000 | 3 Bed House291, Headstone Lane, Harrow, HA3 6PG291, Headstone Lane, Harrow, HA3 6PG
• Sold Oct 2023£405,000 | 3 Bed House22, Mepham Crescent, Harrow, HA3 6QX22, Mepham Crescent, Harrow, HA3 6QX
• Sold Nov 2021£530,000 | 3 Bed House9, Birch Park, Harrow, HA3 6SP9, Birch Park, Harrow, HA3 6SP
• Sold Oct 2021£442,000 | 3 Bed House149, Courtenay Avenue, Harrow, HA3 6LJ149, Courtenay Avenue, Harrow, HA3 6LJ
• Sold Sep 2019£332,000 | 3 Bed House14, Boniface Walk, Harrow, HA3 6PU14, Boniface Walk, Harrow, HA3 6PU
• Sold Aug 2019£385,000 | 3 Bed House1, Boniface Walk, Harrow, HA3 6PU1, Boniface Walk, Harrow, HA3 6PU
• Sold Jul 2019£300,000 | 3 Bed House16, Boniface Walk, Harrow, HA3 6PU16, Boniface Walk, Harrow, HA3 6PU
• Sold Apr 2016£380,000 | 3 Bed House2, Boniface Walk, Harrow, HA3 6PU2, Boniface Walk, Harrow, HA3 6PU
• Sold May 2015£325,000 | 3 Bed House19, Ufford Road, Harrow, HA3 6PN19, Ufford Road, Harrow, HA3 6PN
• Sold Jan 2015£310,000 | 3 Bed House20, Boniface Walk, Harrow, HA3 6PU20, Boniface Walk, Harrow, HA3 6PU

Of the 23 addresses on Boniface Walk, Harrow, HA3, 21, Boniface Walk, Harrow comes out as the 11th largest and the 11th most expensive in our analysis of the public data.

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

• St Teresa's Catholic Primary School and Nursery

  500 m away
• Cedars Manor School

  500 m away
• Hujjat Primary School

  1.3 km away

• Hatch End High School

  300 m away
• Salvatorian Roman Catholic College

  1.6 km away
• The Sacred Heart Language College

  1.8 km away

• Headstone Lane

  |

  700 m away
• Hatch End

  |

  800 m away
• Pinner

  |

  2.4 km away

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