Our Data Sources
31, Sefton Avenue has no records in the the Land Registry and a single entry in the EPC database dated June 2018.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 31, Sefton Avenue would be worth £908,728, with a potential rental value of £3,849 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £804,873, with a rental value of £3,409 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
31, Sefton Avenue occupies a 338 m2 plot as recorded by HM Land Registry.
All 15 other houses in this postcode have recorded plot sizes, and this one ranks as the 9th largest.
Energy Efficiency
31, Sefton Avenue has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 26 Jun 2018.
The property is connected to mains gas and has mostly double glazing. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 127 sales of comparable properties within 490 metres of 31, Sefton Avenue across the last 2 years.
Most recently, 17, Sefton Avenue, London, NW7 3QB, a freehold house, sold at £850,000 on the 21st August 2025.
Read more about house prices in NW7.
- Sold Aug 2025£850,000 | 4 Bed House17, Sefton Avenue, London, NW7 3QB17, Sefton Avenue, London, NW7 3QB
- Sold Nov 2024£1,025,000 | 4 Bed House25, Sefton Avenue, London, NW7 3QB25, Sefton Avenue, London, NW7 3QB
- Sold Mar 2022£881,500 | 4 Bed House29, Sefton Avenue, London, NW7 3QB29, Sefton Avenue, London, NW7 3QB
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 31, Sefton Avenue as the 28th largest and the 19th most expensive of the 71 addresses on Sefton Avenue, London, NW7.
Against the NW7 postcode district average, it is £161k more expensive than the typical property.
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Schools Nearby
- Deansbrook Infant School200 m away
- Deansbrook Junior School200 m away
- Mathilda Marks-Kennedy Jewish Primary School400 m away
- Mill Hill County High School1.8 km away
- Saracens High School1.8 km away
- Copthall School2.0 km away
More reading links
Public Transport Nearby
- Mill Hill Broadway|800 m away
- Edgware|1.1 km away
- Burnt Oak|1.4 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.
