6, Bellamy Close, Knebworth occupies a 307 m² plot as recorded by HM Land Registry.

All 19 other houses in this postcode have recorded plot sizes, and this one ranks as the 17th largest.

6, Bellamy Close, Knebworth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 19 Jan 2016.

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

6, Bellamy Close, Knebworth last changed hands on 27th October 1995, selling for £151,401. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

Land Registry records and our Estate Agent network show 78 sales of comparable properties within 910 metres of 6, Bellamy Close, Knebworth since 2007.

Most recently, 12, Oak Tree Gardens, Knebworth, SG3 6EQ, a freehold house, sold at £700,000 on the 12th January 2026.

Read more about house prices in SG3.

• Sold Jan 2026£700,000 | 4 Bed House12, Oak Tree Gardens, Knebworth, SG3 6EQ12, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold May 2025£612,500 | 4 Bed House3 Church Place, New Close, Knebworth, SG3 6NX3 Church Place, New Close, Knebworth, SG3 6NX
• Sold Apr 2024£700,000 | 4 Bed House2, Oak Tree Gardens, Knebworth, SG3 6EQ2, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Oct 2023£630,000 | 4 Bed House2 Church Place, New Close, Knebworth, SG3 6NX2 Church Place, New Close, Knebworth, SG3 6NX
• Sold Sep 2023£685,000 | 4 Bed House3, Oak Tree Gardens, Knebworth, SG3 6EQ3, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Mar 2023£599,000 | 4 Bed House22, Hornbeam Spring, Knebworth, SG3 6BE22, Hornbeam Spring, Knebworth, SG3 6BE
• Sold Jul 2022£595,000 | 4 Bed House48A, Pondcroft Road, Knebworth, SG3 6DE48A, Pondcroft Road, Knebworth, SG3 6DE
• Sold Feb 2022£700,000 | 4 Bed House4, Oak Tree Gardens, Knebworth, SG3 6EQ4, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Jun 2021£725,000 | 4 Bed House21A, Deards Wood, Knebworth, SG3 6PG21A, Deards Wood, Knebworth, SG3 6PG
• Sold May 2021£600,000 | 4 Bed House19, Broom Grove, Knebworth, SG3 6BZ19, Broom Grove, Knebworth, SG3 6BZ
• Sold Feb 2021£690,000 | 4 Bed House6, Oak Tree Gardens, Knebworth, SG3 6EQ6, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Sep 2020£560,000 | 4 Bed House17, Bellamy Close, Knebworth, SG3 6EH17, Bellamy Close, Knebworth, SG3 6EH
• Sold Nov 2018£577,000 | 4 Bed House7, Oak Tree Gardens, Knebworth, SG3 6EQ7, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Mar 2017£640,000 | 4 Bed House5, Oak Tree Gardens, Knebworth, SG3 6EQ5, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Feb 2017£650,000 | 4 Bed House9, Oak Tree Gardens, Knebworth, SG3 6EQ9, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Oct 2016£565,000 | 4 Bed House8, Oak Tree Gardens, Knebworth, SG3 6EQ8, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Oct 2016£550,000 | 4 Bed House11, Oak Tree Gardens, Knebworth, SG3 6EQ11, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold Sep 2016£625,000 | 4 Bed House10, Oak Tree Gardens, Knebworth, SG3 6EQ10, Oak Tree Gardens, Knebworth, SG3 6EQ
• Sold May 2016£545,000 | 4 Bed House12, Bellamy Close, Knebworth, SG3 6EH12, Bellamy Close, Knebworth, SG3 6EH
• Sold Oct 2007£452,500 | 4 Bed House15, Bellamy Close, Knebworth, SG3 6EH15, Bellamy Close, Knebworth, SG3 6EH

Our analysis of the public data ranks 6, Bellamy Close, Knebworth as the 4th largest and the 4th most expensive of the 19 addresses on Bellamy Close, Knebworth, SG3.

Against the SG3 postcode district average, it is £330k more expensive than the typical property.

• Knebworth Primary and Nursery School

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

  1.9 km away
• St Margaret Clitherow Roman Catholic Primary School

  2.0 km away

• Barnwell School

  2.9 km away
• Marriotts School

  4.3 km away
• The Nobel School

  5.3 km away

• Knebworth

  |

  400 m away
• Stevenage

  |

  4.1 km away
• Welwyn North

  |

  4.7 km away

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