Houses for sale in St Marys, Sidcup
House Prices in St Marys
Properties in this part of St Marys within Sidcup have an average house price of £457k and had 10 Property Transactions within the last 3 years¹. This area has 88 households² , where the most expensive property was sold for £546k.
Properties for sale in St Marys
2 Bedrooms
1 Bathroom
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Roads and Postcodes in St Marys
Navigate through our locations to find the location of your next house in St Marys, Sidcup for sale or to rent.
Property price trends in St Marys
According to the latest Land Registry data, the average home in St Marys sold for £434,375 in 2025. That figure comes from 138 sales logged over the past 30 years.
Prices have fallen back over the last three years. Compared with 2022, when the typical sale came in around £471,166, that's a fall of roughly 7.8%.
Looking back five years, average prices are up about 7.9% since 2020, a gain of around £31,875 in cash terms.
Zoom out to the past decade for the fuller picture. Back in 2015, homes here averaged £340,000, so the typical sold price has climbed about 27.8% since then, roughly 2.5% a year. Stretch the view to fifteen years and that annual pace edges up closer to 3.5%.
Frequently asked questions about St Marys
What is the average price for a property for sale in St Marys?
The average price for a property for sale in St Marys is £456,900. This amount is 2% higher than the average price in Sidcup. There are 1,863 property listings for sale in St Marys.
What streets have the most expensive properties for sale in St Marys?
The street with the most expensive properties for sale in St Marys is Cottage Field Close at an average of £481,300.
What streets have the most affordable properties for sale in St Marys?
The street with the most affordable properties for sale in St Marys is Foots Cray Lane at an average of £432,500.
Which train stations are available in or near St Marys?
Some of the train stations available in or near St Marys are Albany Park, Sidcup and Bexley.
Property Price Paid in St Marys by Year
The average sold property price by year was:
| Year | Average Sold Price | Price Change |
Sold Properties
|
|---|---|---|---|
| 2025 | £434,375 | 
-10% |
4 Properties |
| 2024 | £476,300 | 
6% |
5 Properties |
| 2023 | £450,000 |
-5% |
1 Property |
| 2022 | £471,166 |
14% |
3 Properties |
| 2021 | £403,625 |
0,3% |
4 Properties |
| 2020 | £402,500 |
-8% |
2 Properties |
| 2019 | £435,000 |
15% |
1 Property |
| 2018 | £370,000 |
-9% |
2 Properties |
| 2017 | £402,750 |
5% |
8 Properties |
| 2016 | £383,250 |
11% |
2 Properties |
Property Price per Property Type in St Marys
Here you can find historic sold price data in order to help with your property search.
The average Property Paid Price for specific property types in the last three years are:
| Property Type | Average Sold Price | Sold Properties |
|---|---|---|
| Semi Detached House | £456,250.00 | 2 Semi Detached Houses |
| Terraced House | £457,062.00 | 8 Terraced Houses |
