HM Land Registry records the plot of land for 92, Harmer Green Lane, Welwyn as measuring 4,617 m².

That makes it the 5th largest plot in the postcode, where 6 of the 7 other houses have recorded plot data.

The most recent sale of 92, Harmer Green Lane, Welwyn completed on 19th February 2010 at £1,345,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 67.8% over the period since February 2010.

• Sold Feb 2010£1,345,000
• Sold Jun 2000£750,000

Since 2008 56 properties similar to 92, Harmer Green Lane, Welwyn have sold within a radius of 1.9 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 28th August 2025, was Trellech, Tewin Close, Welwyn, AL6 0HF, a freehold house which sold for £1,540,000.

Read more about house prices in AL6.

• Sold Aug 2025£1,540,000 | 5 Bed HouseTrellech, Tewin Close, Welwyn, AL6 0HFTrellech, Tewin Close, Welwyn, AL6 0HF
• Sold May 2025£1,550,000 | 5 Bed House45, Orchard Road, Welwyn, AL6 0HL45, Orchard Road, Welwyn, AL6 0HL
• Sold Mar 2025£2,100,000 | 5 Bed House35, Burnham Green Road, Welwyn, AL6 0NL35, Burnham Green Road, Welwyn, AL6 0NL
• Sold Jul 2024£1,750,000 | 5 Bed HouseOak Heights, Tewin Water, Welwyn, AL6 0ABOak Heights, Tewin Water, Welwyn, AL6 0AB
• Sold Jun 2024£1,740,000 | 5 Bed House5, Desborough Drive, Welwyn, AL6 0HQ5, Desborough Drive, Welwyn, AL6 0HQ
• Sold Mar 2024£1,362,500 | 5 Bed House49, New Road, Welwyn, AL6 0AQ49, New Road, Welwyn, AL6 0AQ
• Sold Apr 2023£1,530,000 | 5 Bed House41, Bishops Road, Welwyn, AL6 0NP41, Bishops Road, Welwyn, AL6 0NP
• Sold Jun 2022£1,800,000 | 5 Bed House5, Barneswood, Welwyn, AL6 0EU5, Barneswood, Welwyn, AL6 0EU
• Sold Mar 2022£1,775,000 | 5 Bed House38, Harmer Green Lane, Welwyn, AL6 0AT38, Harmer Green Lane, Welwyn, AL6 0AT
• Sold Jan 2022£1,800,000 | 5 Bed House12, West Riding, Welwyn, AL6 0PD12, West Riding, Welwyn, AL6 0PD
• Sold Sep 2021£1,780,000 | 5 Bed House60, Harmer Green Lane, Welwyn, AL6 0AW60, Harmer Green Lane, Welwyn, AL6 0AW
• Sold Sep 2020£1,596,875 | 5 Bed House42, New Road, Welwyn, AL6 0AH42, New Road, Welwyn, AL6 0AH
• Sold Aug 2019£1,475,000 | 5 Bed House67, New Road, Welwyn, AL6 0AL67, New Road, Welwyn, AL6 0AL
• Sold Jan 2016£1,200,000 | 5 Bed House42, Orchard Road, Welwyn, AL6 0HN42, Orchard Road, Welwyn, AL6 0HN
• Sold Jul 2015£1,250,000 | 5 Bed House110, Harmer Green Lane, Welwyn, AL6 0ET110, Harmer Green Lane, Welwyn, AL6 0ET
• Sold Sep 2014£1,100,000 | 5 Bed House2 Tylers Wood, Harmer Green Lane, Welwyn, AL6 0ET2 Tylers Wood, Harmer Green Lane, Welwyn, AL6 0ET
• Sold Jun 2011£960,000 | 5 Bed House2, Sharmans Close, Welwyn, AL6 0AR2, Sharmans Close, Welwyn, AL6 0AR
• Sold Nov 2010£995,000 | 5 Bed House2C, Sharmans Close, Welwyn, AL6 0AR2C, Sharmans Close, Welwyn, AL6 0AR
• Sold Aug 2009£765,000 | 5 Bed House6, Sharmans Close, Welwyn, AL6 0AR6, Sharmans Close, Welwyn, AL6 0AR
• Sold Sep 2008£1,500,000 | 5 Bed House70, Harmer Green Lane, Welwyn, AL6 0EJ70, Harmer Green Lane, Welwyn, AL6 0EJ

Of the 95 addresses on Harmer Green Lane, Welwyn, AL6, 92, Harmer Green Lane, Welwyn comes out as the 30th largest and the 33rd most expensive in our analysis of the public data.

It is also £869k more expensive than the average property across the AL6 district.

• St John's CofE Primary School

  1.5 km away
• Oaklands Primary School

  1.7 km away
• Waterside Academy

  2.0 km away

• Monk's Walk School

  2.5 km away
• Ridgeway Academy

  3.1 km away
• Stanborough School

  5.2 km away

• Welwyn North

  |

  1.1 km away
• Welwyn Garden City

  |

  3.7 km away
• Knebworth

  |

  4.1 km away

The flood risk here is rated Very Low, based on Environment Agency data.