Welwyn Garden City - AL7
The average house price in Welwyn Garden City (AL7) was £382,209 in 2025, up 452% from £69,241 in 1995. Prices peaked at £386,185 in 2024.
Over the last ten years, average prices have risen 31% (from £291,520 in 2015). The median sale price in 2025 was £385,000 across 432 sales. 16,543 transactions have been recorded in AL7 since 1995.
So far in 2026, 172 sales have been recorded at an average price of £393,059 (year to date).
2025 prices at a glance
| Property type | Average price | Median price | Sales |
|---|---|---|---|
| All types | £382,209 | £385,000 | 432 |
| Detached | £621,500 | £617,500 | 38 |
| Semi-detached | £471,491 | £470,000 | 73 |
| Terraced | £410,079 | £402,500 | 186 |
| Flats/maisonettes | £228,175 | £235,000 | 135 |
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.