HM Land Registry records the plot of land for 9, Oak Piece, Welwyn as measuring 325 m².

That makes it the 7th largest plot in the postcode, where all 16 other houses have recorded plot data.

9, Oak Piece, Welwyn has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 15 Feb 2022.

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

Since 2008 40 properties similar to 9, Oak Piece, Welwyn have sold within a radius of 1.4 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 11th November 2025, was 85, Robbery Bottom Lane, Welwyn, AL6 0UL, a freehold house which sold for £450,000.

Read more about house prices in AL6.

• Sold Nov 2025£450,000 | 3 Bed House85, Robbery Bottom Lane, Welwyn, AL6 0UL85, Robbery Bottom Lane, Welwyn, AL6 0UL
• Sold Sep 2025£520,000 | 3 Bed House5, Rosecroft Lane, Welwyn, AL6 0UB5, Rosecroft Lane, Welwyn, AL6 0UB
• Sold Sep 2025£520,000 | 3 Bed House3, Juniper Gardens, Welwyn, AL6 0XH3, Juniper Gardens, Welwyn, AL6 0XH
• Sold Jan 2025£470,000 | 3 Bed House16, Mill Lane, Welwyn, AL6 9ET16, Mill Lane, Welwyn, AL6 9ET
• Sold Dec 2024£475,000 | 3 Bed House40, Robbery Bottom Lane, Welwyn, AL6 0UN40, Robbery Bottom Lane, Welwyn, AL6 0UN
• Sold Oct 2024£450,000 | 3 Bed House4, Bluebells, Welwyn, AL6 0XD4, Bluebells, Welwyn, AL6 0XD
• Sold Sep 2024£495,000 | 3 Bed House9, Juniper Gardens, Welwyn, AL6 0XH9, Juniper Gardens, Welwyn, AL6 0XH
• Sold Mar 2024£340,000 | 3 Bed House9, Mill Lane, Welwyn, AL6 9EY9, Mill Lane, Welwyn, AL6 9EY
• Sold Jun 2023£485,000 | 3 Bed House5, The Brambles, Welwyn, AL6 0PG5, The Brambles, Welwyn, AL6 0PG
• Sold Aug 2022£530,000 | 3 Bed House13, Oak Piece, Welwyn, AL6 0XE13, Oak Piece, Welwyn, AL6 0XE
• Sold Jul 2022£510,000 | 3 Bed House6, The Brambles, Welwyn, AL6 0PG6, The Brambles, Welwyn, AL6 0PG
• Sold Jul 2021£532,000 | 3 Bed House7, The Brambles, Welwyn, AL6 0PG7, The Brambles, Welwyn, AL6 0PG
• Sold Mar 2021£380,000 | 3 Bed House41, Parkside, Welwyn, AL6 9DQ41, Parkside, Welwyn, AL6 9DQ
• Sold Feb 2021£495,000 | 3 Bed House3, Oak Piece, Welwyn, AL6 0XE3, Oak Piece, Welwyn, AL6 0XE
• Sold Feb 2021£435,000 | 3 Bed House8, The Brambles, Welwyn, AL6 0PG8, The Brambles, Welwyn, AL6 0PG
• Sold Dec 2020£432,500 | 3 Bed House9, The Brambles, Welwyn, AL6 0PG9, The Brambles, Welwyn, AL6 0PG
• Sold Aug 2019£372,500 | 3 Bed House45, Parkside, Welwyn, AL6 9DQ45, Parkside, Welwyn, AL6 9DQ
• Sold Aug 2014£289,995 | 3 Bed House18, The Brambles, Welwyn, AL6 0PG18, The Brambles, Welwyn, AL6 0PG
• Sold Jun 2010£340,000 | 3 Bed House11, Oak Piece, Welwyn, AL6 0XE11, Oak Piece, Welwyn, AL6 0XE
• Sold Nov 2008£213,500 | 3 Bed House2, Harvest Court, Welwyn, AL6 0NG2, Harvest Court, Welwyn, AL6 0NG

Of the 29 addresses on Oak Piece, Welwyn, AL6, 9, Oak Piece, Welwyn comes out as the 19th largest and the 17th most expensive in our analysis of the public data.

It is also £343k less expensive than the average property across the AL6 district.

• Oaklands Primary School

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

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

  1.8 km away

• Monk's Walk School

  2.3 km away
• Ridgeway Academy

  4.4 km away
• Stanborough School

  5.6 km away

• Welwyn North

  |

  1.9 km away
• Knebworth

  |

  3.1 km away
• Welwyn Garden City

  |

  4.3 km away

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