3Y Avg Price
£651,250
2 sales
Properties
11
Sales / Year
0.6
5-year average
Avg £/sq ft
—
Rank in AL6
105th
of 161 streets
Last Sale
£595,000
Jul 2024
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
18 total recorded
31 Grass Warren
Semi-Detached
£595,000
Jul 2024
29 Grass Warren
Semi-Detached
£707,500
Jun 2024
3 Grass Warren
Semi-Detached
£500,000
Jul 2022
4 Grass Warren
Semi-Detached
£380,000
Jul 2015
26 Grass Warren
Semi-Detached
£300,000
May 2009
37 Grass Warren
Semi-Detached
£355,000
Jun 2007
26 Grass Warren
Semi-Detached
£262,500
Mar 2006
4 Grass Warren
Semi-Detached
£250,000
Nov 2005
11 Grass Warren
Terraced
£73,000
Jul 2003
2 Grass Warren
Semi-Detached
£216,000
Jul 2002
Street Rankings — AL6
Streets ranked by 3-year average sale price. Showing positions 101–110 of 161.
| # | Street | 3Y Avg |
|---|---|---|
| 101 | Lower Mardley Hill | £670,000 |
| 102 | Tewin Hill | £660,000 |
| 103 | Two Oaks Drive | £657,500 |
| 104 | Foxglove Way | £655,000 |
| 105 | Grass Warren | £651,250 |
| 106 | Cannons Meadow | £650,498 |
| 107 | Welwyn Hall Gardens | £650,222 |
| 108 | The Limberlost | £637,500 |
| 109 | Robbery Bottom Lane | £635,917 |
| 110 | Oaklea | £634,667 |
Property Mix
Type
Tenure
EPC Ratings
0 of 11 properties have an EPC record
District Context — AL6
AL6 covers areas around Welwyn Garden City and Hatfield in Hertfordshire, north of London. It is an established commuter belt district with strong professional employment and family-oriented housing.
Average Property Price - AL6
£714,965
95
National percentile
12 month avg at 31 Aug 2026
Average Net Household Income - AL6
£51,293
91
National percentile
2023 census data
10-Year Annualised Price Growth - AL6
1.3%
11
National percentile
Estimate at 31 Aug 2026
10-Year Annualised Rent Growth - AL
3.8%
44
National percentile
Estimate at 31 Aug 2026