AL6 0SQ

Lower Mardley Hill - AL6 0SQ

Last updated Aug 2026

Key Postcode Insights

AL6 0SQ is a residential postcode situated on Lower Mardley Hill, Welwyn, AL6 with 7 addresses.

It ranks as the 195th largest and 180th most expensive of the 487 postcodes in the AL6 area. The most common property type is a mid-century house built between 1936 and 1979.

The postcode contains a total of 7 properties: 4 houses and 3 other properties.

Ave. Sale Price
£751,068
10 Year change
up 21.0%
Ave. Rental Price
£3,078pcm
10 Year change
up 54.0%
Ave. £ per ft²
£426/ft²
Ave. Gross Yield
4.9%/year/yr
All figures are subject to T&Cs
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Sales History

The last recorded sale was on 18th July 2024 for £670,000 and since then the market in the area has increased by 5.7%.

AL6 0SQ has had 3 sales since 1995, with 1 in the last three years and none in the last twelve months.

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Nearby Postcodes

AL6 0SQ is the 195th largest and the 180th most expensive postcode out of the 487 postcodes in the AL6 area.

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Property Types

  • 1 modern house built after 1980
  • 2 mid-century houses built between 1936 and 1979
  • 1 house of an unknown age
  • 3 other addresses of unknown type
  • modern house (1)
  • mid-century house (2)
  • house (1)
  • Unknown (3)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys have been conducted for 3 properties.
  • The most common rating is D.
  • A (0)
  • E (0)
  • B (0)
  • F (0)
  • C (1)
  • G (0)
  • D (2)
  • No EPC (4)
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Schools Nearby

Schools Nearby

The nearest primary school to AL6 0SQ is Oaklands Primary School, which is 400 metres away.
  • Oaklands Primary School
    400 m away
  • St Michael's Woolmer Green CofE VA Primary School
    1.2 km away
  • Welwyn St Mary's Church of England Voluntary Aided Primary School
    2.4 km away
The nearest secondary school is Monk's Walk School, which is 2.8 kilometres away.
  • Monk's Walk School
    2.8 km away
  • Ridgeway Academy
    4.5 km away
  • Barnwell School
    5.4 km away
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearby

The closest station to AL6 0SQ is Welwyn North station, which is 2.1 kilometres away.

  • Welwyn North
    |
    2.1 km away
  • Knebworth
    |
    2.7 km away
  • Welwyn Garden City
    |
    4.7 km away
  • Watton-at-Stone
    |
    5.2 km away
Source: National Rail
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