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According to the public record, 99, Lyndon Avenue, Sidcup is a early-century leasehold house with 635 ft2 of internal area and sits on a 131 m2 plot.
Houses of this size in this area normally have 2 bedrooms with a garden.
Based on available information, and assuming reasonable condition, the estimated sale value for 99, Lyndon Avenue, Sidcup is £395,610 and the estimated rental value is £1,797 per month.
Lyndon Avenue, Sidcup, DA15 is located in the borough of Bexley within the DA15 postal district.
99, Lyndon Avenue, Sidcup has 2 entries in the Land Registry , most recently in April 2021 and a single entry in the EPC database dated June 2014.
We combine this information with that 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.
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 99, Lyndon Avenue, Sidcup is in very good condition we estimate a sale value of £415,391 and a rental value of £1,887 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £367,918 and a rental value of £1,671 per month.
Over the last 12 months the sale value of 99 Lyndon Avenue Sidcup has increased by an estimated £5,490 (1.4%) and its rental value has increased by an estimated £101 per month (5.6%), giving an expected gross yield of 5.5%.
According to data from HM Land Registry, 99, Lyndon Avenue, Sidcup sits on a plot of 131m2.
We have plot size data on 12 out of 18 other houses in the postcode and 99, Lyndon Avenue, Sidcup sits on the 5th largest plot.
99, Lyndon Avenue, Sidcup has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 12 Jun 2014.
The property is not connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
According to HM Land Registry, 99, Lyndon Avenue, Sidcup was last sold on 8th April 2021 for £332,000 and was recorded as a leasehold house.
The property has had 2 sales since 1995.
Since April 2021, the market for similar properties has risen 15.3%
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 99, Lyndon Avenue, Sidcup within a radius of 480 metres over the last 2 years.
The most recent example is 107, Lyndon Avenue, Sidcup, DA15 8RW, a freehold house which sold for £420,000 on the 21st August 2025.
Read more about house prices in DA15.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Lyndon Avenue, Sidcup, DA15 has a total of 163 addresses. According to our analysis of all the public data, 99, Lyndon Avenue, Sidcup is the 133rd largest and the 113th most expensive property on the street.
When compared to the postcode district it is £108k less expensive than the average property in DA15.
The nearest school is Days Lane Primary School which is 600 metres away. The nearest train station is Welling which is 1.4 kilometres away.
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