Our Data Sources
39, Onslow Gardens has no records in the the Land Registry and a single entry in the EPC database dated March 2025.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 39, Onslow Gardens, we estimate a market value of £822,059 and a rental value of £2,827 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £728,109 and £2,504 per month respectively.
Plot Size
HM Land Registry records the plot of land for 39, Onslow Gardens as measuring 606 m2.
That makes it the largest plot in the postcode, where all 16 other houses have recorded plot data.
Energy Efficiency
39, Onslow Gardens has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 26 Mar 2025.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Over the past 2 years 3 properties similar to 39, Onslow Gardens have sold within a radius of 700 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 17th October 2025, was 18, Uplands Way, London, N21 1DG, a freehold house which sold for £760,000.
Read more about house prices in N21.
- Sold Oct 2025£760,000 | 3 Bed House18, Uplands Way, London, N21 1DG18, Uplands Way, London, N21 1DG
- Sold Mar 2025£793,000 | 3 Bed House20, Onslow Gardens, London, N21 1DX20, Onslow Gardens, London, N21 1DX
- Sold Oct 2022£950,000 | 3 Bed House20, Uplands Way, London, N21 1DG20, Uplands Way, London, N21 1DG
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 42 addresses on Onslow Gardens, London, N21, 39, Onslow Gardens comes out as the 33rd largest and the 32nd most expensive in our analysis of the public data.
It is also £52k more expensive than the average property across the N21 district.
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Schools Nearby
- 500mGrange Park Primary School
- 800mEversley Primary School
- 900mMerryhills Primary School
- 600mHighlands School
- 1.6kmEnfield Grammar School
- 1.6kmEnfield County School for Girls
More reading links
Public Transport Nearby
- 400mGrange Park
- 1.2kmEnfield Chase
- 1.2kmWinchmore Hill
Available Internet Speeds
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
Risk of Flooding
The flood risk here is rated very low, based on Environment Agency data.
