Our Data Sources
29B, Onslow Gardens has 51 entries in the Land Registry , most recently in May 2021 and a single entry in the EPC database dated August 2018.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 29B, Onslow Gardens is in very good condition we estimate a sale value of £634,634 and a rental value of £2,547 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £562,104 and a rental value of £2,256 per month.
Energy Efficiency
29B, Onslow Gardens has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 22 Aug 2018.
The property is connected to mains gas and has single glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 29B, Onslow Gardens was last sold on 26th May 2021 for £690,000 and was recorded as a leasehold flat.
The property has had 5 sales since 1995.
Since May 2021, the market for similar properties has dropped by 22.9%.
- Sold May 2021£690,000
- Sold Jul 2019£525,000
- Sold Dec 2001£215,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 29 sales of properties similar to 29B, Onslow Gardens within a radius of 570 metres over the last 2 years.
The most recent example is 29C, Onslow Gardens, London, N10 3JT, a leasehold flat which sold for £680,000 on the 18th December 2025.
Read more about house prices in N10.
- Sold Dec 2025£680,000 | 2 Bed Flat29C, Onslow Gardens, London, N10 3JT29C, Onslow Gardens, London, N10 3JT
- Sold Feb 2025£570,000 | 2 Bed FlatFlat 3, 118, Muswell Hill Road, London, N10 3JDFlat 3, 118, Muswell Hill Road, London, N10 3JD
- Sold Apr 2024£610,000 | 2 Bed FlatFlat 2, 130, Muswell Hill Road, London, N10 3JDFlat 2, 130, Muswell Hill Road, London, N10 3JD
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Onslow Gardens, London, N10 has a total of 132 addresses. According to our analysis of all the public data, 29B, Onslow Gardens is the 102nd largest and the 94th most expensive property on the street.
When compared to the postcode district it is £269k less expensive than the average property in N10.
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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
- Highgate|700 m away
- East Finchley|1.4 km away
- Archway|2.2 km away
Available Internet Speeds
According to recent data from Ofcom, Superfast Broadband is available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












