Sidcup - DA15
The average house price in Sidcup (DA15) was £499,798 in 2025, up 557% from £76,086 in 1995.
Over the last ten years, average prices have risen 47% (from £339,202 in 2015). The median sale price in 2025 was £457,000 across 453 sales. 16,325 transactions have been recorded in DA15 since 1995.
So far in 2026, 145 sales have been recorded at an average price of £482,829 (year to date).
2025 prices at a glance
| Property type | Average price | Median price | Sales |
|---|---|---|---|
| All types | £499,798 | £457,000 | 453 |
| Detached | £794,426 | £762,250 | 32 |
| Semi-detached | £580,681 | £572,500 | 167 |
| Terraced | £450,342 | £430,000 | 182 |
| Flats/maisonettes | £306,265 | £300,000 | 72 |
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.