3Y Avg Price
£534,333
3 sales
Properties
17
14 freehold · 3 leasehold
Sales / Year
1.2
5-year average
Avg £/sq ft
£527
£5,675/m²
Rank in AL8
66th
of 117 streets
Last Sale
£410,000
Oct 2025
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
32 total recorded
77 Great Dell
Terraced
£410,000
Oct 2025
24 Great Dell
Detached
£750,000
Jan 2025
43 Great Dell
Semi-Detached
£443,000
Jun 2024
47 Great Dell
Semi-Detached
£430,000
Sept 2022
23 Great Dell
Semi-Detached
£600,000
Aug 2022
63 Great Dell
Terraced
£370,000
Aug 2021
62 Great Dell
Terraced
£378,000
Jun 2021
31 Great Dell
Semi-Detached
£438,000
Dec 2019
45 Great Dell
Semi-Detached
£550,000
Nov 2018
49 Great Dell
Semi-Detached
£520,000
May 2017
Street Rankings — AL8
Streets ranked by 3-year average sale price. Showing positions 62–71 of 117.
| # | Street | 3Y Avg |
|---|---|---|
| 62 | Mayfield | £550,000 |
| 63 | Attimore Close | £549,946 |
| 64 | Longcroft Gardens | £540,833 |
| 65 | Stacklands | £535,000 |
| 66 | Great Dell | £534,333 |
| 67 | Knightsfield | £530,958 |
| 68 | Lemsford Lane | £530,500 |
| 69 | Longcroft Lane | £522,500 |
| 70 | Melbourne Court | £515,750 |
| 71 | Great North Road | £515,000 |
Property Mix
Type
Tenure
EPC Ratings
12 of 17 properties have an EPC record
Avg floor area: 958 sq ft (89 m²)
District Context — AL8
AL8 covers Welwyn Garden City and surrounding areas in Hertfordshire, located north of London. It is a planned suburban community with strong family appeal, good schools, and established residential neighbourhoods.
Average Property Price - AL8
£558,587
87
National percentile
Average Net Household Income - AL8
£49,355
87
National percentile
10-Year Annualised Price Growth - AL8
3.0%
30
National percentile
10-Year Annualised Rent Growth - AL
3.9%
50
National percentile