According to data from HM Land Registry, 7, Bell Close, Knebworth sits on a plot of 648 m².

We have plot size data on 7 out of 8 other houses in the postcode and 7, Bell Close, Knebworth sits on the largest plot.

7, Bell Close, Knebworth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 10 Oct 2023.

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

According to HM Land Registry, 7, Bell Close, Knebworth was last sold on 18th November 2021 for £855,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since November 2021, the market for similar properties has risen by 12.1%.

• Sold Nov 2021£855,000

According to the Land Registry and our network of Estate Agents, there have been 61 sales of properties similar to 7, Bell Close, Knebworth within a radius of 1.0 kilometres since 2009.

The most recent example is 14, Pondcroft Road, Knebworth, SG3 6DB, a freehold house which sold for £880,000 on the 17th February 2026.

Read more about house prices in SG3.

• Sold Feb 2026£880,000 | 4 Bed House14, Pondcroft Road, Knebworth, SG3 6DB14, Pondcroft Road, Knebworth, SG3 6DB
• Sold Aug 2025£900,000 | 5 Bed House1 Church Gardens, Stevenage Road, Knebworth, SG3 6AR1 Church Gardens, Stevenage Road, Knebworth, SG3 6AR
• Sold Aug 2025£920,000 | 5 Bed House12, Stevenage Road, Knebworth, SG3 6AW12, Stevenage Road, Knebworth, SG3 6AW
• Sold Aug 2025£850,000 | 5 Bed House25, Park Lane, Knebworth, SG3 6PH25, Park Lane, Knebworth, SG3 6PH
• Sold Nov 2024£946,000 | 5 Bed House14, Stevenage Road, Knebworth, SG3 6AW14, Stevenage Road, Knebworth, SG3 6AW
• Sold Oct 2024£920,000 | 5 Bed House1, Old Lane, Knebworth, SG3 6AD1, Old Lane, Knebworth, SG3 6AD
• Sold Aug 2024£820,000 | 5 Bed House3, Deards Wood, Knebworth, SG3 6PG3, Deards Wood, Knebworth, SG3 6PG
• Sold Mar 2023£910,000 | 4 Bed House17, St. Martins Road, Knebworth, SG3 6ER17, St. Martins Road, Knebworth, SG3 6ER
• Sold Nov 2022£942,000 | 5 Bed House13, Deards Wood, Knebworth, SG3 6PG13, Deards Wood, Knebworth, SG3 6PG
• Sold May 2022£1,175,000 | 5 Bed House28, Watton Road, Knebworth, SG3 6AH28, Watton Road, Knebworth, SG3 6AH
• Sold Jun 2021£945,000 | 5 Bed House34, Stevenage Road, Knebworth, SG3 6NN34, Stevenage Road, Knebworth, SG3 6NN
• Sold Oct 2020£535,000 | 5 Bed House17, Watton Road, Knebworth, SG3 6AH17, Watton Road, Knebworth, SG3 6AH
• Sold Jun 2020£820,000 | 5 Bed House18, Stevenage Road, Knebworth, SG3 6AW18, Stevenage Road, Knebworth, SG3 6AW
• Sold May 2019£880,000 | 5 Bed House26A, Stevenage Road, Knebworth, SG3 6AW26A, Stevenage Road, Knebworth, SG3 6AW
• Sold Feb 2019£711,000 | 4 Bed House9A, Stevenage Road, Knebworth, SG3 6AN9A, Stevenage Road, Knebworth, SG3 6AN
• Sold Sep 2018£760,000 | 5 Bed House29, Watton Road, Knebworth, SG3 6AH29, Watton Road, Knebworth, SG3 6AH
• Sold Oct 2017£725,000 | 4 Bed House2, St. Martins Road, Knebworth, SG3 6ER2, St. Martins Road, Knebworth, SG3 6ER
• Sold Nov 2016£810,000 | 4 Bed House2, Stevenage Road, Knebworth, SG3 6AW2, Stevenage Road, Knebworth, SG3 6AW
• Sold Oct 2010£662,000 | 5 Bed House13, St. Martins Road, Knebworth, SG3 6ER13, St. Martins Road, Knebworth, SG3 6ER
• Sold Aug 2009£605,000 | 5 Bed House11, St. Martins Road, Knebworth, SG3 6ER11, St. Martins Road, Knebworth, SG3 6ER

Bell Close, Knebworth, SG3 has a total of 8 addresses. According to our analysis of all the public data, 7, Bell Close, Knebworth is the largest and the 2nd most expensive property on the street.

When compared to the postcode district it is £387k more expensive than the average property in SG3.

• Knebworth Primary and Nursery School

  400 m away
• All Saints Church of England Voluntary Aided Primary School, Datchworth

  1.6 km away
• Shephalbury Park Primary School

  1.7 km away

• Barnwell School

  2.5 km away
• Marriotts School

  4.0 km away
• The Nobel School

  4.9 km away

• Knebworth

  |

  500 m away
• Stevenage

  |

  4.2 km away
• Watton-at-Stone

  |

  4.4 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.