According to data from HM Land Registry, 30, Borrowdale Avenue, Harrow sits on a plot of 370 m².

We have plot size data on 36 out of 36 other houses in the postcode and 30, Borrowdale Avenue, Harrow sits on the 19th largest plot.

30, Borrowdale Avenue, Harrow has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 24 Aug 2022.

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

According to the Land Registry and our network of Estate Agents, there have been 190 sales of properties similar to 30, Borrowdale Avenue, Harrow within a radius of 470 metres since 2018.

The most recent example is 52, Radcliffe Road, Harrow, HA3 7QB, a freehold house which sold for £635,000 on the 20th March 2026.

Read more about house prices in HA3.

• Sold Mar 2026£635,000 | 4 Bed House52, Radcliffe Road, Harrow, HA3 7QB52, Radcliffe Road, Harrow, HA3 7QB
• Sold Oct 2025£620,000 | 4 Bed House39, Talbot Road, Harrow, HA3 7QQ39, Talbot Road, Harrow, HA3 7QQ
• Sold Oct 2025£738,000 | 4 Bed House79, Grasmere Gardens, Harrow, HA3 7PS79, Grasmere Gardens, Harrow, HA3 7PS
• Sold Sep 2025£640,000 | 3 Bed House150, Kingshill Drive, Harrow, HA3 8QS150, Kingshill Drive, Harrow, HA3 8QS
• Sold Mar 2025£625,000 | 4 Bed House101, Elgin Avenue, Harrow, HA3 8QN101, Elgin Avenue, Harrow, HA3 8QN
• Sold Feb 2025£553,000 | 4 Bed House4, Borrowdale Avenue, Harrow, HA3 7PZ4, Borrowdale Avenue, Harrow, HA3 7PZ
• Sold Dec 2024£550,000 | 4 Bed House28, Borrowdale Avenue, Harrow, HA3 7PZ28, Borrowdale Avenue, Harrow, HA3 7PZ
• Sold May 2024£487,500 | 4 Bed House85, Radcliffe Road, Harrow, HA3 7QA85, Radcliffe Road, Harrow, HA3 7QA
• Sold Dec 2023£625,000 | 4 Bed House8, Borrowdale Avenue, Harrow, HA3 7PZ8, Borrowdale Avenue, Harrow, HA3 7PZ
• Sold Sep 2023£573,000 | 4 Bed House41, Grasmere Gardens, Harrow, HA3 7PS41, Grasmere Gardens, Harrow, HA3 7PS
• Sold Jul 2023£627,500 | 4 Bed House169, Kenmore Avenue, Harrow, HA3 8PB169, Kenmore Avenue, Harrow, HA3 8PB
• Sold Jul 2023£540,000 | 4 Bed House179, Kenmore Avenue, Harrow, HA3 8PB179, Kenmore Avenue, Harrow, HA3 8PB
• Sold Jul 2023£663,000 | 4 Bed House31, Radcliffe Road, Harrow, HA3 7QA31, Radcliffe Road, Harrow, HA3 7QA
• Sold Oct 2022£610,000 | 3 Bed House13, Radcliffe Road, Harrow, HA3 7QA13, Radcliffe Road, Harrow, HA3 7QA
• Sold Dec 2021£545,000 | 4 Bed House50, Borrowdale Avenue, Harrow, HA3 7PZ50, Borrowdale Avenue, Harrow, HA3 7PZ
• Sold Jun 2021£560,000 | 4 Bed House211, Kenmore Avenue, Harrow, HA3 8PB211, Kenmore Avenue, Harrow, HA3 8PB
• Sold Aug 2019£577,500 | 4 Bed House7, Radcliffe Road, Harrow, HA3 7QA7, Radcliffe Road, Harrow, HA3 7QA
• Sold Feb 2019£625,000 | 3 Bed House49, Radcliffe Road, Harrow, HA3 7QA49, Radcliffe Road, Harrow, HA3 7QA
• Sold Jan 2019£435,000 | 4 Bed House54, Radcliffe Road, Harrow, HA3 7QB54, Radcliffe Road, Harrow, HA3 7QB
• Sold Jun 2018£496,000 | 4 Bed House20, Borrowdale Avenue, Harrow, HA3 7PZ20, Borrowdale Avenue, Harrow, HA3 7PZ

Borrowdale Avenue, Harrow, HA3 has a total of 67 addresses. According to our analysis of all the public data, 30, Borrowdale Avenue, Harrow is the 22nd largest and the 34th most expensive property on the street.

When compared to the postcode district it is £91k more expensive than the average property in HA3.

• St Joseph's Catholic Primary School

  300 m away
• Belmont School

  400 m away
• Priestmead Primary School and Nursery

  600 m away

• The Sacred Heart Language College

  900 m away
• Salvatorian Roman Catholic College

  1.1 km away
• Park High School

  1.5 km away

• Harrow & Wealdstone

  |

  900 m away
• Kenton

  |

  1.8 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.