Onslow Gardens - N10 3JT
Key Postcode Insights
N10 3JT is a residential postcode situated on Onslow Gardens, London, N10 with 23 addresses.
It ranks as the 220th largest and 432nd most expensive of the 460 postcodes in the N10 area. The most common property type is a period flat built between 1800 and 1911.
The postcode contains a total of 23 properties: 13 houses and 10 flats.
- Ave. Sale Price
- £1,404,270
- 10 Year change
- up 3.4%
- Ave. Rental Price
- £5,043pcm
- 10 Year change
- up 43.8%
- Ave. £ per ft²
- £916/ft²
- Ave. Gross Yield
- 4.3%/year/yr
Key Postcode Insights
N10 3JT is a residential postcode situated on Onslow Gardens, London, N10 with 23 addresses.
It ranks as the 220th largest and 432nd most expensive of the 460 postcodes in the N10 area. The most common property type is a period flat built between 1800 and 1911.
The postcode contains a total of 23 properties: 13 houses and 10 flats.
- Ave. Sale Price
- £1,404,270
- 10 Year change
- up 3.4%
- Ave. Rental Price
- £5,043pcm
- 10 Year change
- up 43.8%
- Ave. £ per ft²
- £916/ft²
- Ave. Gross Yield
- 4.3%/year/yr
Explore Propertiesin N10 3JT
- 1 Onslow Gardens
5 Bed Period House
- 3 Onslow Gardens
House
- 5 Onslow Gardens
Building  |  2 Flats
- 7 Onslow Gardens
5 Bed Period House
- 9 Onslow Gardens
5 Bed House
Sales Market Trends
The last sale in N10 3JT sold for £680,000 on 18th December 2025. Since then prices are down an average of 0.5%.
The current average value in the postcode is £1,404,270.
The N10 3JT Sales Market has increased by 3.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.2% | £1,404,270 |
| June 2025 | 0.3% | £1,421,660 |
| June 2024 | -0.5% | £1,417,805 |
| June 2023 | 1.4% | £1,424,538 |
| June 2022 | 2.4% | £1,404,695 |
| June 2021 | 2.9% | £1,372,385 |
| June 2020 | 2.4% | £1,333,068 |
| June 2019 | -0.3% | £1,301,835 |
| June 2018 | -2.6% | £1,305,945 |
| June 2017 | -1.3% | £1,340,576 |
| June 2016 | 7.4% | £1,358,112 |
| June 2015 | 4.7% | £1,264,996 |
| June 2014 | 18.3% | £1,208,389 |
| June 2013 | 8% | £1,021,531 |
| June 2012 | 6.5% | £946,235 |
| June 2011 | 7% | £888,759 |
| June 2010 | 11.5% | £830,813 |
| June 2009 | -8.9% | £744,950 |
| June 2008 | 6% | £817,644 |
| June 2007 | 0% | £771,528 |
Rental Market Trends
The current average rental value in the postcode is £5,043.
The N10 3JT Rental Market has increased by 43.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 5.1% | £5,043pcm |
| June 2025 | 2.7% | £4,799pcm |
| June 2024 | 5.9% | £4,671pcm |
| June 2023 | 12.8% | £4,413pcm |
| June 2022 | 11% | £3,910pcm |
| June 2021 | 0.6% | £3,524pcm |
| June 2020 | 0.8% | £3,503pcm |
| June 2019 | 1.1% | £3,475pcm |
| June 2018 | 1.4% | £3,437pcm |
| June 2017 | -3.3% | £3,389pcm |
| June 2016 | 1.9% | £3,507pcm |
| June 2015 | 4.2% | £3,442pcm |
| June 2014 | -0.1% | £3,302pcm |
| June 2013 | 0.4% | £3,307pcm |
| June 2012 | 5.6% | £3,295pcm |
| June 2011 | 7.2% | £3,120pcm |
| June 2010 | 9.1% | £2,909pcm |
| June 2009 | -8.3% | £2,667pcm |
| June 2008 | 8.9% | £2,908pcm |
| June 2007 | 0% | £2,671pcm |
Sales History
The last sale was on 18th December 2025 for £680,000 and since then the market in the area has decreased by 0.5%. The postcode has had a total of 26 sales since 1995.
N10 3JT has seen 1 sale in the last three years and 1 sale in the last twelve months.
- Sold Dec 2025£680,000 | 2 Bed Flat29C, Onslow Gardens, London, N10 3JT29C, Onslow Gardens, London, N10 3JT
- Sold Apr 2022£2,200,000 | 5 Bed House7, Onslow Gardens, London, N10 3JT7, Onslow Gardens, London, N10 3JT
- Sold Jun 2021£1,875,000 | 5 Bed House15, Onslow Gardens, London, N10 3JT15, Onslow Gardens, London, N10 3JT
- Sold May 2021£690,000 | 2 Bed Flat29B, Onslow Gardens, London, N10 3JT29B, Onslow Gardens, London, N10 3JT
- Sold Oct 2020£635,000 | 2 Bed Flat29C, Onslow Gardens, London, N10 3JT29C, Onslow Gardens, London, N10 3JT
Nearby Postcodes
N10 3JT is the 220th largest and the 432nd most expensive postcode out of the 460 postcodes in the N10 area.
- N10 3JU, Onslow Gardens, London, N10N10 3JU34 Addresses|46 m away
- N10 3JY, Onslow Gardens, London, N10N10 3JY34 Addresses|137 m away
- N10 3UA, Woodland Gardens, London, N10N10 3UA48 Addresses|138 m away
- N10 3JD, Muswell Hill Road, London, N10N10 3JD47 Addresses|139 m away
- N10 3JR, Muswell Hill Road, London, N10N10 3JR69 Addresses|139 m away
Property Types
- 7 period houses built between 1800 and 1911
- 10 period flats built between 1800 and 1911
- 1 mid-century house built between 1936 and 1979
- 2 houses of an unknown age
- 3 other addresses of unknown type
- period house (7)
- period flat (10)
- mid-century house (1)
- house (2)
- Unknown (3)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 12 properties.
- The most common rating is D.
- A (0)
- E (2)
- B (0)
- F (0)
- C (3)
- G (0)
- D (7)
- No EPC (11)
Top 3 Most Expensive Sales
- Sold Jul 2022£3,167,000 | 6 Bed House51, Onslow Gardens, London, N10 3JY51, Onslow Gardens, London, N10 3JY
- Sold May 2026£2,950,000 | 6 Bed House52, Onslow Gardens, London, N10 3JX52, Onslow Gardens, London, N10 3JX
- Sold Dec 2024£2,900,000 | 5 Bed House72, Onslow Gardens, London, N10 3JX72, Onslow Gardens, London, N10 3JX
Schools Nearby
- St James Church of England Primary School400 m away
- Tetherdown Primary School700 m away
- Highgate Primary School900 m away
- Highgate Wood Secondary School900 m away
- Fortismere School1.1 km away
- St Aloysius' College1.6 km away
More reading links
Public Transport Nearby
The closest station to N10 3JT is Highgate station, which is 700 metres away.
- Highgate|700 m away
- East Finchley|1.4 km away
- Archway|2.2 km away
- Hornsey|2.3 km away
