Sidcup - DA15
The average house price in Sidcup (DA15) was £497,669 in 2025, up 554% from £76,086 in 1995. Prices peaked at £498,212 in 2022.
Over the last ten years, average prices have risen 47% (from £339,202 in 2015). The median sale price in 2025 was £455,000 across 438 sales. 16,252 transactions have been recorded in DA15 since 1995.
So far in 2026, 89 sales have been recorded at an average price of £484,053 (year to date).
2025 prices at a glance
| Property type | Average price | Median price | Sales |
|---|---|---|---|
| All types | £497,669 | £455,000 | 438 |
| Detached | £769,054 | £723,750 | 30 |
| Semi-detached | £584,067 | £580,000 | 159 |
| Terraced | £450,651 | £430,000 | 180 |
| Flats/maisonettes | £303,240 | £295,000 | 69 |
Price
Type
Average Price by Year
Median Price by Year
Transaction Volume by Year
Data source: UK Land Registry Price Paid Data. Inflation data: ONS CPI series D7BT. Real prices expressed in 2026 pounds.