Postcode · Welwyn
House prices in AL6 9SY
Every recorded sale in AL6 9SY, what homes sell for now and how prices have moved since 1995.
- Neighbourhood
- Knebworth, Codicote & Kimpton
- Council
- North Hertfordshire
- Region
- East of England
- Neighbourhood population
- 1,887 (2024)
What homes sell for in AL6 9SY
From HM Land Registry’s record of every residential sale in England and Wales, up to August 2026.
Median price
£620,000
Last 12 months, AL6 9
Change
−3.9%
On the 12 months before
Sales
45
Last 12 months, AL6 9
England & Wales
£291,443
Median, last 12 months
Median price by year in AL6 9
The line shows the yearly median across AL6 9; each dot is an individual sale in AL6 9SY.
AL6 9AL6 9SY
£0
£500k
£1m
£1.5m
£2m
200020052010201520202025
Sales per year
0
50
100
150
19952026
Median by property type, last 12 months
Detached · 13 sales£920,000
Semi-detached · 11 sales£625,000
Terraced · 16 sales£491,500
Flat · 5 sales£240,000
Sold prices in AL6 9SY
18 sales across 10 addresses, newest first.
Doubledoors, 3, Pottersheath Road
Detached · Freehold
| £1,180,000 | 25 Jul 2025 |
| £675,000 | 10 Apr 2014 |
Amberwell, Pottersheath Road
Other · Freehold
| £1,210,000 | 28 Mar 2025 |
Appletrees, Pottersheath Road
Detached · Freehold
| £1,100,000 | 27 Nov 2020 |
Greenfinches, Pottersheath Road
Detached · Freehold
| £960,000 | 19 Oct 2020 |
| £870,000 | 26 Jan 2018 |
White Gates, Pottersheath Road
Detached · Freehold
| £665,000 | 9 Nov 2018 |
Newlands, Pottersheath Road
Detached · Freehold
| £226,000 | 28 Nov 2014 |
| £310,000 | 24 Jun 1999 |
| £240,000 | 3 Apr 1996 |
Manderley, Pottersheath Road
Detached · Freehold
| £1,875,000 | 25 Jul 2014 |
The Nook, Pottersheath Road
Detached · Freehold
| £634,000 | 8 Feb 2011 |
| £630,000 | 7 Dec 2007 |
| £340,000 | 7 Jun 2002 |
| £240,000 | 6 Jan 1999 |
| £100,000 | 4 Sep 1995 |
Southview, Pottersheath Road
Detached · Freehold
| £495,000 | 25 Feb 2010 |
Burntwood, Pottersheath Road
Detached · Freehold
| £170,000 | 6 Dec 1996 |
About this data
Sold prices come from HM Land Registry Price Paid Data for England and Wales, covering residential sales for full market value since 1995. Medians use standard residential sales only. The latest sale in this release is from 28 Aug 2026. Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0.