4, Dewars Close, Welwyn occupies a 1,167 m² plot as recorded by HM Land Registry.

All 6 other houses in this postcode have recorded plot sizes, and this one ranks as the largest.

4, Dewars Close, Welwyn last changed hands on 3rd October 2007, selling for £595,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 68.6% since October 2007.

• Sold Oct 2007£595,000

Land Registry records and our Estate Agent network show 115 sales of comparable properties within 1.2 kilometres of 4, Dewars Close, Welwyn since 2014.

Most recently, 6, Blakes Way, Welwyn, AL6 9RE, a freehold house, sold at £782,500 on the 15th October 2025.

Read more about house prices in AL6.

• Sold Oct 2025£782,500 | 4 Bed House6, Blakes Way, Welwyn, AL6 9RE6, Blakes Way, Welwyn, AL6 9RE
• Sold Oct 2025£900,000 | 5 Bed House12, Roman Way, Welwyn, AL6 9RJ12, Roman Way, Welwyn, AL6 9RJ
• Sold Aug 2024£980,000 | 4 Bed House24, Carleton Rise, Welwyn, AL6 9RF24, Carleton Rise, Welwyn, AL6 9RF
• Sold Jun 2024£997,500 | 5 Bed House31, Blakes Way, Welwyn, AL6 9RE31, Blakes Way, Welwyn, AL6 9RE
• Sold Jan 2024£745,000 | 4 Bed House60, Carleton Rise, Welwyn, AL6 9RG60, Carleton Rise, Welwyn, AL6 9RG
• Sold Dec 2023£592,000 | 4 Bed House58, Carleton Rise, Welwyn, AL6 9RG58, Carleton Rise, Welwyn, AL6 9RG
• Sold Oct 2023£995,000 | 5 Bed House5, Dewars Close, Welwyn, AL6 9RR5, Dewars Close, Welwyn, AL6 9RR
• Sold Sep 2023£720,000 | 4 Bed House20, Kindersley Close, Welwyn, AL6 9RN20, Kindersley Close, Welwyn, AL6 9RN
• Sold Jun 2021£799,000 | 4 Bed House1, North Ride, Welwyn, AL6 9RD1, North Ride, Welwyn, AL6 9RD
• Sold May 2021£816,000 | 4 Bed House15, St. Johns Close, Welwyn, AL6 9RB15, St. Johns Close, Welwyn, AL6 9RB
• Sold Mar 2021£872,500 | 4 Bed House9, Codicote Road, Welwyn, AL6 9ND9, Codicote Road, Welwyn, AL6 9ND
• Sold Feb 2021£840,000 | 5 Bed House27, Blakes Way, Welwyn, AL6 9RE27, Blakes Way, Welwyn, AL6 9RE
• Sold Feb 2021£898,000 | 4 Bed House11A, St. Johns Close, Welwyn, AL6 9RB11A, St. Johns Close, Welwyn, AL6 9RB
• Sold Jan 2021£799,000 | 4 Bed House11, Carleton Rise, Welwyn, AL6 9RP11, Carleton Rise, Welwyn, AL6 9RP
• Sold Sep 2020£795,000 | 4 Bed House7, St. Johns Close, Welwyn, AL6 9RB7, St. Johns Close, Welwyn, AL6 9RB
• Sold Jul 2020£690,000 | 4 Bed House12, Grange Hill, Welwyn, AL6 9RW12, Grange Hill, Welwyn, AL6 9RW
• Sold Jun 2020£730,000 | 4 Bed House2, St. Johns Close, Welwyn, AL6 9RB2, St. Johns Close, Welwyn, AL6 9RB
• Sold Oct 2019£881,000 | 4 Bed House26, Carleton Rise, Welwyn, AL6 9RF26, Carleton Rise, Welwyn, AL6 9RF
• Sold Sep 2018£830,000 | 5 Bed House5, Cylers Thicket, Welwyn, AL6 9RS5, Cylers Thicket, Welwyn, AL6 9RS
• Sold Jul 2014£575,000 | 4 Bed House4, Roman Way, Welwyn, AL6 9RJ4, Roman Way, Welwyn, AL6 9RJ

Agents in our network have reported 1 letting within 1.2 kilometres of 4, Dewars Close, Welwyn across the last 2 years.

The newest of these is 5, Wilga Road, Welwyn, AL6 9PT, a freehold house let by Collinson Hall in November 2023.

• 
  Let agreed Nov 2023£ Undisclosed | 3 Bed House5, Wilga Road, Welwyn, AL6 9PT5, Wilga Road, Welwyn, AL6 9PT

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Our analysis of the public data ranks 4, Dewars Close, Welwyn as the 4th largest and the 2nd most expensive of the 6 addresses on Dewars Close, Welwyn, AL6.

Against the AL6 postcode district average, it is £103k more expensive than the typical property.

• Welwyn St Mary's Church of England Voluntary Aided Primary School

  900 m away
• Oaklands Primary School

  1.3 km away
• Homerswood Primary and Nursery School

  2.1 km away

• Monk's Walk School

  1.6 km away
• Ridgeway Academy

  4.3 km away
• Stanborough School

  4.9 km away

• Welwyn North

  |

  1.9 km away
• Welwyn Garden City

  |

  3.8 km away
• Knebworth

  |

  4.0 km away

Environment Agency data suggests this area has a Very Low risk of flooding.