Treve Avenue - HA1 4AJ
Key Postcode Insights
HA1 4AJ is a residential postcode situated on Treve Avenue, Harrow, HA1 with 22 addresses.
It ranks as the 479th largest and 736th most expensive of the 854 postcodes in the HA1 area. The most common property type is a early-century house built between 1912 and 1935.
The postcode contains a total of 22 properties: 22 houses.
- Ave. Sale Price
- £717,569
- 10 Year change
- up 4.1%
- Ave. Rental Price
- £3,441pcm
- 10 Year change
- up 47.2%
- Ave. £ per ft²
- £552/ft²
- Ave. Gross Yield
- 5.8%/year/yr
Key Postcode Insights
HA1 4AJ is a residential postcode situated on Treve Avenue, Harrow, HA1 with 22 addresses.
It ranks as the 479th largest and 736th most expensive of the 854 postcodes in the HA1 area. The most common property type is a early-century house built between 1912 and 1935.
The postcode contains a total of 22 properties: 22 houses.
- Ave. Sale Price
- £717,569
- 10 Year change
- up 4.1%
- Ave. Rental Price
- £3,441pcm
- 10 Year change
- up 47.2%
- Ave. £ per ft²
- £552/ft²
- Ave. Gross Yield
- 5.8%/year/yr
Explore Propertiesin HA1 4AJ
- 2 Treve Avenue
5 Bed Early-century House
- 4 Treve Avenue
4 Bed Early-century House
- 6 Treve Avenue
4 Bed Early-century House
- 8 Treve Avenue
House
- 10 Treve Avenue
4 Bed Early-century House
Sales Market Trends
The last sale in HA1 4AJ sold for £515,000 on 23rd October 2025. Since then prices are down an average of 0.6%.
The current average value in the postcode is £717,569.
The HA1 4AJ Sales Market has increased by 4.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -2.2% | £717,569 |
| June 2025 | 1.6% | £733,570 |
| June 2024 | -4.6% | £721,906 |
| June 2023 | 0.7% | £756,447 |
| June 2022 | 6.3% | £751,057 |
| June 2021 | 2.6% | £706,365 |
| June 2020 | 1.9% | £688,487 |
| June 2019 | -2% | £675,372 |
| June 2018 | -2.3% | £689,032 |
| June 2017 | 2.4% | £705,503 |
| June 2016 | 10.9% | £689,105 |
| June 2015 | 13% | £621,175 |
| June 2014 | 15.2% | £549,870 |
| June 2013 | 6.2% | £477,166 |
| June 2012 | 1.1% | £449,452 |
| June 2011 | 3.9% | £444,414 |
| June 2010 | 13% | £427,631 |
| June 2009 | -10.2% | £378,294 |
| June 2008 | 3% | £421,404 |
| June 2007 | 0% | £409,187 |
Rental Market Trends
The current average rental value in the postcode is £3,441.
The HA1 4AJ Rental Market has increased by 47.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 2.7% | £3,441pcm |
| June 2025 | 4.1% | £3,352pcm |
| June 2024 | 6.2% | £3,221pcm |
| June 2023 | 15% | £3,034pcm |
| June 2022 | 9.3% | £2,637pcm |
| June 2021 | 2.9% | £2,414pcm |
| June 2020 | 0.4% | £2,347pcm |
| June 2019 | 2% | £2,337pcm |
| June 2018 | -0.1% | £2,292pcm |
| June 2017 | -1.8% | £2,294pcm |
| June 2016 | 2.9% | £2,337pcm |
| June 2015 | 5.7% | £2,271pcm |
| June 2014 | 6.9% | £2,149pcm |
| June 2013 | 3.1% | £2,010pcm |
| June 2012 | 5% | £1,950pcm |
| June 2011 | 6.6% | £1,858pcm |
| June 2010 | 9.2% | £1,743pcm |
| June 2009 | -5% | £1,596pcm |
| June 2008 | 6.6% | £1,681pcm |
| June 2007 | 0% | £1,577pcm |
Sales History
The last sale was on 23rd October 2025 for £515,000 and since then the market in the area has decreased by 0.6%. The postcode has had a total of 19 sales since 1995.
HA1 4AJ has seen 3 sales in the last three years and 1 sale in the last twelve months.
- Sold Oct 2025£515,000 | 5 Bed House14, Treve Avenue, Harrow, HA1 4AJ14, Treve Avenue, Harrow, HA1 4AJ
- Sold Aug 2024£610,000 | 3 Bed House18, Treve Avenue, Harrow, HA1 4AJ18, Treve Avenue, Harrow, HA1 4AJ
- Sold Aug 2023£650,000 | 4 Bed House6, Treve Avenue, Harrow, HA1 4AJ6, Treve Avenue, Harrow, HA1 4AJ
- Sold Sep 2022£865,000 | 4 Bed House4, Treve Avenue, Harrow, HA1 4AJ4, Treve Avenue, Harrow, HA1 4AJ
- Sold Aug 2022£1,127,000 | 5 Bed House2, Treve Avenue, Harrow, HA1 4AJ2, Treve Avenue, Harrow, HA1 4AJ
Nearby Postcodes
HA1 4AJ is the 479th largest and the 736th most expensive postcode out of the 854 postcodes in the HA1 area.
- HA1 4AL, Treve Avenue, Harrow, HA1HA1 4AL12 Addresses|57 m away
- HA1 4BH, Merivale Road, Harrow, HA1HA1 4BH42 Addresses|96 m away
- HA1 4AD, Whitmore Road, Harrow, HA1HA1 4AD20 Addresses|105 m away
- HA1 4BJ, Merivale Road, Harrow, HA1HA1 4BJ23 Addresses|117 m away
- HA1 4AN, Lascelles Avenue, Harrow, HA1HA1 4AN4 Addresses|125 m away
Property Types
- 1 house of an unknown age
- 11 early-century houses built between 1912 and 1935
- 10 other addresses of unknown type
- house (1)
- early-century house (11)
- Unknown (10)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 11 properties.
- The most common rating is D.
- A (0)
- E (2)
- B (0)
- F (0)
- C (1)
- G (0)
- D (8)
- No EPC (11)
Top 3 Most Expensive Sales
- Sold Aug 2022£1,127,000 | 5 Bed House2, Treve Avenue, Harrow, HA1 4AJ2, Treve Avenue, Harrow, HA1 4AJ
- Sold Sep 2022£865,000 | 4 Bed House4, Treve Avenue, Harrow, HA1 4AJ4, Treve Avenue, Harrow, HA1 4AJ
- Sold Feb 2016£745,000 | 4 Bed House42, Treve Avenue, Harrow, HA1 4AJ42, Treve Avenue, Harrow, HA1 4AJ
Schools Nearby
- St Anselm's Catholic Primary School500 m away
- Vaughan Primary School600 m away
- Grange Primary School800 m away
- Whitmore High School400 m away
- Harrow High School1.5 km away
- Nower Hill High School2.0 km away
More reading links
Public Transport Nearby
The closest station to HA1 4AJ is West Harrow station, which is 600 metres away.
- West Harrow|600 m away
- Harrow-on-the-Hill|900 m away
- South Harrow|1.3 km away
- North Harrow|1.4 km away
