5A, Roundabout Lane, Welwyn occupies a 1,073 m² plot as recorded by HM Land Registry.

All 5 other houses in this postcode have recorded plot sizes, and this one ranks as the 3rd largest.

5A, Roundabout Lane, Welwyn has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 23 Jun 2014.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

5A, Roundabout Lane, Welwyn last changed hands on 31st October 2014, selling for £750,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has risen by 63.1% since October 2014.

• Sold Oct 2014£750,000
• Sold Mar 1999£210,000

Land Registry records and our Estate Agent network show 120 sales of comparable properties within 1.2 kilometres of 5A, Roundabout Lane, Welwyn since 2013.

Most recently, 15, The Chase, Welwyn, AL6 0QT, a freehold house, sold at £630,000 on the 8th June 2026.

Read more about house prices in AL6.

• Sold Jun 2026£630,000 | 5 Bed House15, The Chase, Welwyn, AL6 0QT15, The Chase, Welwyn, AL6 0QT
• Sold Oct 2025£1,015,000 | 4 Bed House28, The Avenue, Welwyn, AL6 0PP28, The Avenue, Welwyn, AL6 0PP
• Sold May 2025£675,000 | 5 Bed House16, Marlborough Close, Welwyn, AL6 0UG16, Marlborough Close, Welwyn, AL6 0UG
• Sold Mar 2025£950,000 | 5 Bed HouseChestnut Lodge, Chestnut Walk, Welwyn, AL6 0SBChestnut Lodge, Chestnut Walk, Welwyn, AL6 0SB
• Sold May 2024£885,000 | 5 Bed House5, Pine Crest, Welwyn, AL6 0EQ5, Pine Crest, Welwyn, AL6 0EQ
• Sold Oct 2022£975,000 | 4 Bed House7, Pine Crest, Welwyn, AL6 0EQ7, Pine Crest, Welwyn, AL6 0EQ
• Sold Oct 2022£975,000 | 5 Bed House3, Pine Crest, Welwyn, AL6 0EQ3, Pine Crest, Welwyn, AL6 0EQ
• Sold Sep 2021£935,000 | 5 Bed House17, Woodland Way, Welwyn, AL6 0RZ17, Woodland Way, Welwyn, AL6 0RZ
• Sold Jun 2021£915,000 | 5 Bed House21D, Canonsfield, Welwyn, AL6 0QB21D, Canonsfield, Welwyn, AL6 0QB
• Sold Mar 2021£875,000 | 5 Bed House1B, Firway, Welwyn, AL6 0RD1B, Firway, Welwyn, AL6 0RD
• Sold Dec 2020£930,000 | 5 Bed House4, Marlborough Close, Welwyn, AL6 0UG4, Marlborough Close, Welwyn, AL6 0UG
• Sold Oct 2019£880,000 | 4 Bed House19B, Briary Wood Lane, Welwyn, AL6 0TE19B, Briary Wood Lane, Welwyn, AL6 0TE
• Sold Oct 2019£911,500 | 5 Bed House19, Briary Wood Lane, Welwyn, AL6 0TE19, Briary Wood Lane, Welwyn, AL6 0TE
• Sold Mar 2019£790,000 | 5 Bed House1, Roundabout Lane, Welwyn, AL6 0TQ1, Roundabout Lane, Welwyn, AL6 0TQ
• Sold Oct 2018£652,500 | 5 Bed House67, Robbery Bottom Lane, Welwyn, AL6 0UL67, Robbery Bottom Lane, Welwyn, AL6 0UL
• Sold Dec 2017£885,000 | 5 Bed HouseBirch Cottage, Woodland Way, Welwyn, AL6 0RZBirch Cottage, Woodland Way, Welwyn, AL6 0RZ
• Sold Sep 2017£690,000 | 5 Bed House1A, Hangmans Lane, Welwyn, AL6 0TL1A, Hangmans Lane, Welwyn, AL6 0TL
• Sold Aug 2017£860,000 | 5 Bed HouseHawthorn Cottage, Woodland Way, Welwyn, AL6 0RZHawthorn Cottage, Woodland Way, Welwyn, AL6 0RZ
• Sold Feb 2016£900,000 | 5 Bed House1, Heathbrow Road, Welwyn, AL6 0QG1, Heathbrow Road, Welwyn, AL6 0QG
• Sold Dec 2013£330,000 | 5 Bed House15, Rosecroft Lane, Welwyn, AL6 0UB15, Rosecroft Lane, Welwyn, AL6 0UB

Our analysis of the public data ranks 5A, Roundabout Lane, Welwyn as the largest and the most expensive of the 8 addresses on Roundabout Lane, Welwyn, AL6.

Against the AL6 postcode district average, it is £159k more expensive than the typical property.

• Oaklands Primary School

  600 m away
• St Michael's Woolmer Green CofE VA Primary School

  900 m away
• Knebworth Primary and Nursery School

  2.2 km away

• Monk's Walk School

  3.2 km away
• Ridgeway Academy

  4.9 km away
• Barnwell School

  5.1 km away

• Knebworth

  |

  2.4 km away
• Welwyn North

  |

  2.5 km away
• Watton-at-Stone

  |

  5.0 km away

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