






Public records show 1C, St. Margarets Avenue, Sidcup to be a mid-century freehold house with 1,313 ft2 of internal area, sitting on a 381 m2 plot.
In this area, houses of this size normally have 4 bedrooms with a garden.
1C, St. Margarets Avenue, Sidcup has an estimated sale value of £661,210 and an estimated rental value of £2,437 per month, assuming reasonable condition and based on the information available.
St. Margarets Avenue, Sidcup, DA15 lies in the borough of Bexley, within the DA15 postal district.
1C, St. Margarets Avenue, Sidcup has a single entry in the Land Registry from October 2025 and a single entry in the EPC database dated October 2024.
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.
In very good condition, we estimate 1C, St. Margarets Avenue, Sidcup would be worth £694,271, with a potential rental value of £2,559 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £614,926, with a rental value of £2,266 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
The estimated sale value of 1C, St. Margarets Avenue, Sidcup has fallen by £4,757 (0.7%) over the last year. During the same period, its estimated monthly rental value has moved up by £95 (3.9%). The property's estimated gross yield is currently 4.4%.
1C, St. Margarets Avenue, Sidcup occupies a 381 m2 plot as recorded by HM Land Registry.
All 34 other houses in this postcode have recorded plot sizes, and this one ranks as the 8th largest.
1C, St. Margarets Avenue, Sidcup has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 30 Oct 2024.
The property is connected to mains gas and has mostly double glazing. It is heated using Boiler and radiators, mains gas.
1C, St. Margarets Avenue, Sidcup last changed hands on 15th October 2025, selling for £635,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has dropped by 9.8% since October 2025.
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 620 metres of 1C, St. Margarets Avenue, Sidcup across the last 2 years.
Most recently, 11, Marechal Niel Avenue, Sidcup, DA15 7PB, a freehold house, sold at £715,000 on the 14th November 2025.
Read more about house prices in DA15.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Our analysis of the public data ranks 1C, St. Margarets Avenue, Sidcup as the 11th largest and the 12th most expensive of the 34 addresses on St. Margarets Avenue, Sidcup, DA15.
Against the DA15 postcode district average, it is £157k more expensive than the typical property.
New Eltham station is the nearest stop to 1C, St. Margarets Avenue, Sidcup at 1.0 kilometres away.
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Environment Agency data suggests this area has a very low risk of flooding.
Be the first Estate
Agent here!
The recent census recorded whether a resident owned or rented their home.
In the area around 1C, St. Margarets Avenue, Sidcup, 47.1% of property is privately owned with a mortgage and 42.0% is privately owned outright.
The graph below shows how this compares to Greater London and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around 1C, St. Margarets Avenue, Sidcup, 18.2% of residents are recorded as possessing school level qualifications and 28.4% as possessing degree level qualifications.
The graph below shows how this compares to Greater London and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around 1C, St. Margarets Avenue, Sidcup, the average age was 41.8 and the most common age was 52.
The graph below shows how this compares to Greater London and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around 1C, St. Margarets Avenue, Sidcup, 0.6% of property was a second home.
Comparison figures for Greater London and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around 1C, St. Margarets Avenue, Sidcup, there are an average of 1.4 cars per household.
See below for how this compares to Greater London and the rest of England & Wales.