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Bricks&Logic is a trading name of Urban Markets Ltd
Company No. 11113204
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VAT No. GB 287 0845 68
Registered Address: 2 Leman St, London E1 8FA
AL6 0TTHouse Prices / East of England, Welwyn Hatfield, Mardley Hill
Last updated May 2026
Key Postcode Insights
AL6 0TT is a residential postcode situated on Mardley Hill, Welwyn, AL6 with 17 addresses.
It ranks as the 405th largest and 256th most expensive of the 487 postcodes in the AL6 area.
The postcode contains a total of 17 properties: 17 houses.
17
Properties
- Houses
Key Postcode Insights
AL6 0TT is a residential postcode situated on Mardley Hill, Welwyn, AL6 with 17 addresses.
It ranks as the 405th largest and 256th most expensive of the 487 postcodes in the AL6 area.
The postcode contains a total of 17 properties: 17 houses.
17
Properties
- Houses
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House Pricesin AL6 0TT
Sale prices range from £576,095 for 3 bedroom freehold houses with a garden (1,151 ft2) to £1,196,500 for 5 bedroom freehold houses with a garden (3,143 ft2) .
Monthly rental prices range from £2,477 pcm for 3 bed houses to £4,511 pcm for 5 bed houses.
The gross rental yield is between 3.6% and 5.2%.
The average value per square foot is £451.
Average Sale Value
£837,543
Average Rental Value
£3,008 pcm
Average Rental Yield
4.3% /year
Average Value Per Sqft
£451 /ft2
Sales Market Trendsin AL6 0TT
The last sale in AL6 0TT sold for £950,000 on 2nd September 2025. Since then prices are down an average of 1.2%.
The current average value in the postcode is £837,543.
The AL6 0TT Sales Market has increased by 20.3% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -1.7% | £837,543 |
| April 2025 | 3.6% | £851,912 |
| April 2024 | -4% | £822,014 |
| April 2023 | 1.4% | £856,595 |
| April 2022 | 7.8% | £844,971 |
| April 2021 | 8.2% | £783,645 |
| April 2020 | 0.4% | £724,506 |
| April 2019 | -2% | £721,568 |
| April 2018 | 1% | £736,485 |
| April 2017 | 4.7% | £729,005 |
| April 2016 | 13.6% | £696,121 |
| April 2015 | 8.4% | £612,741 |
| April 2014 | 10.6% | £565,022 |
| April 2013 | 6.6% | £510,820 |
| April 2012 | 0.9% | £479,382 |
| April 2011 | 4.3% | £475,225 |
| April 2010 | 8.1% | £455,432 |
| April 2009 | -13.8% | £421,361 |
| April 2008 | 5.1% | £488,696 |
| April 2007 | 0% | £464,936 |
Rental Market Trendsin AL6 0TT
The current average rental value in the postcode is £3,008.
The AL6 0TT Rental Market has increased by 52.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 2.9% | £3,008pcm |
| April 2025 | 5.1% | £2,923pcm |
| April 2024 | 7.5% | £2,782pcm |
| April 2023 | 9.4% | £2,587pcm |
| April 2022 | 9.1% | £2,365pcm |
| April 2021 | 5.3% | £2,167pcm |
| April 2020 | 0.8% | £2,058pcm |
| April 2019 | 2.3% | £2,041pcm |
| April 2018 | 0.8% | £1,995pcm |
| April 2017 | 0.2% | £1,978pcm |
| April 2016 | 5.7% | £1,974pcm |
| April 2015 | 5.8% | £1,867pcm |
| April 2014 | 5.7% | £1,764pcm |
| April 2013 | 3.5% | £1,670pcm |
| April 2012 | 3.6% | £1,613pcm |
| April 2011 | 2% | £1,557pcm |
| April 2010 | 6.5% | £1,527pcm |
| April 2009 | -7% | £1,434pcm |
| April 2008 | 6% | £1,542pcm |
| April 2007 | 0% | £1,455pcm |
Explore Propertiesin AL6 0TT, Mardley Hill, Welwyn, AL6
- 23, Mardley Hill, Welwyn, AL6 0TT
- 25A, Mardley Hill, Welwyn, AL6 0TT
- 25, Mardley Hill, Welwyn, AL6 0TT
- 27, Mardley Hill, Welwyn, AL6 0TT3 bed mid-century house
- 29, Mardley Hill, Welwyn, AL6 0TT5 bed modern house
- 31, Mardley Hill, Welwyn, AL6 0TT4 bed house
- 33, Mardley Hill, Welwyn, AL6 0TT5 bed house
- 35, Mardley Hill, Welwyn, AL6 0TT4 bed house
- 37, Mardley Hill, Welwyn, AL6 0TT
- 39, Mardley Hill, Welwyn, AL6 0TT5 bed modern house
- 41, Mardley Hill, Welwyn, AL6 0TT
- 43, Mardley Hill, Welwyn, AL6 0TT4 bed house
- 45, Mardley Hill, Welwyn, AL6 0TT3 bed period house
- 47, Mardley Hill, Welwyn, AL6 0TT5 bed mid-century house
- 49, Mardley Hill, Welwyn, AL6 0TT4 bed mid-century house
- 51, Mardley Hill, Welwyn, AL6 0TT
- 53, Mardley Hill, Welwyn, AL6 0TT4 bed house
Sales Historyin AL6 0TT
The last sale was on 2nd September 2025 for £950,000 and since then the market in the area has decreased by 1.2%. The postcode has had a total of 28 sales since 1995.
AL6 0TT has seen 2 sales in the last three years and 1 sale in the last twelve months.
Sold Sep 2025£950,000 | 4 Bed HouseMardley Hill49, Mardley Hill, Welwyn, AL6 0TT
Sold Feb 2025£575,000 | 3 Bed HouseMardley Hill45, Mardley Hill, Welwyn, AL6 0TT
Sold Nov 2022£1,350,000 | 5 Bed HouseMardley Hill39, Mardley Hill, Welwyn, AL6 0TT
Sold Jun 2020£875,000 | 5 Bed HouseMardley Hill47, Mardley Hill, Welwyn, AL6 0TT
Sold Feb 2018£857,000 | 5 Bed HouseMardley Hill29, Mardley Hill, Welwyn, AL6 0TT
Sold Jul 2017£781,500 | 4 Bed HouseMardley Hill31, Mardley Hill, Welwyn, AL6 0TT
Sold Jun 2014£565,000 | 4 Bed HouseMardley Hill53, Mardley Hill, Welwyn, AL6 0TT
Sold Nov 2013£660,000 | 5 Bed HouseMardley Hill33, Mardley Hill, Welwyn, AL6 0TT
Sold Nov 2013£695,000 | 5 Bed HouseMardley Hill29, Mardley Hill, Welwyn, AL6 0TT
Sold Oct 2012£815,000 | 5 Bed HouseMardley Hill39, Mardley Hill, Welwyn, AL6 0TT
Sold Jun 2011£402,000 | 4 Bed HouseMardley Hill35, Mardley Hill, Welwyn, AL6 0TT
Sold Sep 2009£455,000 | 4 Bed HouseMardley Hill49, Mardley Hill, Welwyn, AL6 0TT
Sold May 2009£430,000 | 4 Bed HouseMardley Hill31, Mardley Hill, Welwyn, AL6 0TT
Sold Dec 2008£414,000 | 4 Bed HouseMardley Hill43, Mardley Hill, Welwyn, AL6 0TT
Sold Nov 2007£750,000 | 5 Bed HouseMardley Hill29, Mardley Hill, Welwyn, AL6 0TT
Sold Aug 2006£746,009 | 5 Bed HouseMardley Hill39, Mardley Hill, Welwyn, AL6 0TT
Sold May 2006£555,000 | 5 Bed HouseMardley Hill47, Mardley Hill, Welwyn, AL6 0TT
Sold Jul 2004£665,000 | 5 Bed HouseMardley Hill29, Mardley Hill, Welwyn, AL6 0TT
Sold Jan 2004£340,000 | 4 Bed HouseMardley Hill53, Mardley Hill, Welwyn, AL6 0TT
Sold Nov 2001£330,000 | 4 Bed HouseMardley Hill43, Mardley Hill, Welwyn, AL6 0TT
Sold Jul 2001£192,500 | 5 Bed HouseMardley Hill29, Mardley Hill, Welwyn, AL6 0TT
Sold Nov 2000£192,000 | 5 Bed HouseMardley Hill29, Mardley Hill, Welwyn, AL6 0TT
Sold Nov 1999£250,000 | 4 Bed HouseMardley Hill23, Mardley Hill, Welwyn, AL6 0TT
Sold May 1999£195,000 | 4 Bed HouseMardley Hill53, Mardley Hill, Welwyn, AL6 0TT
Sold Mar 1998£110,000 | 5 Bed HouseMardley Hill29, Mardley Hill, Welwyn, AL6 0TT
Sold Jan 1998£37,000 | 4 Bed HouseMardley Hill41, Mardley Hill, Welwyn, AL6 0TT
Sold Jul 1996£142,000 | 4 Bed HouseMardley Hill43, Mardley Hill, Welwyn, AL6 0TT
Sold Jun 1996£153,750 | 4 Bed HouseMardley Hill49, Mardley Hill, Welwyn, AL6 0TT
Nearby Postcodesto AL6 0TT
AL6 0TT is the 405th largest and the 256th most expensive postcode out of the 487 postcodes in the AL6 area.
- 68 mAL6 0TN, Mardley Hill, Welwyn, AL6AL6 0TN5 Addresses
- 70 mAL6 0TX, Mardley Heights, Welwyn, AL6AL6 0TX13 Addresses
- 88 mAL6 0SX, Mardley Heights, Welwyn, AL6AL6 0SX1 Addresses
- 124 mAL6 0UR, Mardley Dell, Welwyn, AL6AL6 0UR16 Addresses
- 126 mAL6 0UZ, Mardleywood, Welwyn, AL6AL6 0UZ3 Addresses
- 129 mAL6 0TU, Mardley Avenue, Welwyn, AL6AL6 0TU14 Addresses
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Property Typesin AL6 0TT
- 1 period house built between 1800 and 1911
- 2 modern houses built after 1980
- 3 mid-century houses built between 1936 and 1979
- 5 houses of an unknown age
- 6 other addresses of unknown type
- period house (1)
- modern house (2)
- mid-century house (3)
- house (5)
- Unknown (6)
Energy Efficiencyof properties in AL6 0TT
- Energy Performance Certificate (EPC) surveys conducted for 6 properties.
- The dominant rating is C.
- A (0)
- E (0)
- B (0)
- F (1)
- C (3)
- G (0)
- D (2)
- No EPC (11)
Schools Nearbyto AL6 0TT
The nearest primary school to AL6 0TT is St Michael's Woolmer Green CofE VA Primary School which is 499 metres away.
- 499mSt Michael's Woolmer Green CofE VA Primary School
- 993mOaklands Primary School
- 1.9kmAll Saints Church of England Voluntary Aided Primary School, Datchworth
The nearest secondary school is Monk's Walk School which is 3.5 kilometres away.
- 3.5kmMonk's Walk School
- 4.8kmBarnwell School
- 5.0kmRidgeway Academy
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Public Transport Nearbyto AL6 0TT
The closest station to AL6 0TT is Knebworth station which is 2.2 kilometres away.
- 2.2kmKnebworth
- 2.7kmWelwyn North
- 4.7kmWatton-at-Stone
- 5.3kmWelwyn Garden City
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