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According to the public record, 20, Castle Avenue is a freehold house.
By comparing it to neighbours, we estimate that it is a mid-century house with 2,005 ft2 of internal area and sits on a 398 m2 plot and a garden.
Houses of this size in this area normally have 5 bedrooms.
Based on available information, and assuming reasonable condition, the estimated sale value for 20, Castle Avenue is £1,146,013 and the estimated rental value is £3,371 per month.
Castle Avenue, London, E4 is located in the borough of Waltham Forest within the E4 postal district.
20, Castle Avenue has a single entry in the Land Registry from June 2008 and no records in the EPC database.
We combine this sold price information with public data of neighbouring properties to estimate the attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
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 20, Castle Avenue is in very good condition we estimate a sale value of £1,203,313 and a rental value of £3,539 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £1,065,792 and a rental value of £3,135 per month.
Over the last 12 months the sale value of 20 Castle Avenue has increased by an estimated £5,909 (0.5%) and its rental value has increased by an estimated £81 per month (2.4%), giving an expected gross yield of 3.5%.
According to data from HM Land Registry, 20, Castle Avenue sits on a plot of 398m2.
We have plot size data on 16 out of 20 other houses in the postcode and 20, Castle Avenue sits on the 14th largest plot.
According to HM Land Registry, 20, Castle Avenue was last sold on 6th June 2008 for £696,590 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since June 2008, the market for similar properties has risen 60.4%
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 20, Castle Avenue within a radius of 470 metres over the last 2 years.
The most recent example is 75, The Avenue, London, E4 9RX, a freehold house which sold for £1,255,000 on the 4th August 2025.
Read more about house prices in E4.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Castle Avenue, London, E4 has a total of 127 addresses. According to our analysis of all the public data, 20, Castle Avenue is the 7th largest and the 8th most expensive property on the street.
When compared to the postcode district it is £609k more expensive than the average property in E4.
The nearest school is Highams Park School which is 165 metres away. The nearest train station is Highams Park which is 200 metres away.
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