Mardley Avenue, Welwyn Hatfield
Sold-price history and street data for Mardley Avenue in Welwyn Hatfield — every sale sourced to HM Land Registry, free from Acreright.
Homes sold here: 28 detached · 7 semi-detached · 1 terraced.
8 companies have their registered office on this street, of which 1 is a property company (Companies House, 2026-07-01) — where a company is registered, not necessarily where it trades.
EPC ratings on this street: 50% are rated C or better (C 9 · D 8 · E 1) — Energy Performance of Buildings register.
Full Welwyn Hatfield area report → — prices, schools, crime, transport and more.
Sold prices
| Date | Address | Type | Tenure | Price |
|---|---|---|---|---|
| Jan 2025 | 17 Mardley Avenue | Detached | Freehold | £750,000 |
| Oct 2024 | 7a, Mardley Avenue | Semi-detached | Freehold | £500,000 |
| May 2024 | 39 Mardley Avenue | Detached | Freehold | £1,000,000 |
| Oct 2022 | 7, Mardley Avenue | Semi-detached | Freehold | £470,000 |
| Oct 2022 | 28 MARDLEY AVENUE | Detached | Freehold | £1,000,000 |
| Jun 2021 | 7a, Mardley Avenue | Semi-detached | Freehold | £425,000 |
| Nov 2020 | 35, Mardley Avenue | Detached | Freehold | £775,000 |
| Aug 2018 | 16, Mardley Avenue | Detached | Freehold | £690,000 |
| Aug 2017 | 18, Mardley Avenue | Semi-detached | Freehold | £665,000 |
| Jun 2016 | 4, Mardley Avenue | Detached | Freehold | £475,000 |
| Oct 2014 | 6, Mardley Avenue | Detached | Freehold | £625,000 |
| Aug 2013 | 35, Mardley Avenue | Detached | Freehold | £515,000 |
| Aug 2013 | 24, Mardley Avenue | Detached | Freehold | £490,000 |
| Jun 2009 | 6, Mardley Avenue | Detached | Freehold | £289,950 |
| May 2009 | 16, Mardley Avenue | Detached | Freehold | £377,000 |
| May 2009 | 12 MARDLEY AVENUE | Detached | Freehold | £242,000 |
| Apr 2009 | 2 Mardley Avenue | Detached | Freehold | £275,000 |
| Dec 2008 | 39 Mardley Avenue | Detached | Freehold | £500,000 |
| Jan 2007 | 29 MARDLEY AVENUE | Detached | Freehold | £456,000 |
| Dec 2006 | 17 Mardley Avenue | Detached | Freehold | £395,000 |
| Jan 2006 | 20 MARDLEY AVENUE | Terraced | Freehold | £332,500 |
| Dec 2005 | 18, Mardley Avenue | Semi-detached | Freehold | £355,000 |
| Apr 2005 | 25 MARDLEY AVENUE | Detached | Freehold | £310,000 |
| Jan 2005 | 35, Mardley Avenue | Detached | Freehold | £395,000 |
| Dec 2004 | 37 Mardley Avenue | Detached | Freehold | £320,000 |
| Mar 2002 | 2B MARDLEY AVENUE | Detached | Freehold | £220,000 |
| Oct 2001 | 31, Mardley Avenue | Detached | Freehold | £500,000 |
| Sep 2001 | 35, Mardley Avenue | Detached | Freehold | £297,500 |
| Dec 2000 | 28 MARDLEY AVENUE | Detached | Freehold | £295,000 |
| Mar 2000 | 23 Mardley Avenue | Detached | Freehold | £195,000 |
| Jan 2000 | 24, Mardley Avenue | Semi-detached | Freehold | £165,000 |
| Sep 1999 | 24, Mardley Avenue | Semi-detached | Freehold | £99,537 |
| Jun 1999 | 37 Mardley Avenue | Detached | Freehold | £210,000 |
| Oct 1998 | 10 MARDLEY AVENUE | Detached | Freehold | £220,000 |
| Nov 1996 | 21 MARDLEY AVENUE | Detached | Freehold | £142,250 |
| Feb 1995 | 21 MARDLEY AVENUE | Detached | Freehold | £136,000 |
HM Land Registry Price Paid · updated Jul 2026. Prices are nominal. “·B” marks a Land Registry category-B transfer (may not reflect full market value).
Has it held its value?
12 homes on Mardley Avenue sold twice in the records — 0% resold for less than the previous owner paid (nominal). How this is measured.
What locals say
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