40, Old Dean, Hemel Hempstead has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 10 Nov 2025.

The property is connected to mains gas and has some double glazing. It is heated using a boiler and radiators (mains gas).

40, Old Dean, Hemel Hempstead last changed hands on 23rd October 2015, selling for £230,000. The transaction was logged as a leasehold flat by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has dropped by 6.0% since October 2015.

• Sold Oct 2015£230,000

Land Registry records and our Estate Agent network show 46 sales of comparable properties within 1.6 kilometres of 40, Old Dean, Hemel Hempstead since 2015.

Most recently, 17, Old Dean, Hemel Hempstead, HP3 0ET, a leasehold flat, sold at £322,000 on the 14th November 2025.

Read more about house prices in HP3.

• Sold Nov 2025£322,000 | 2 Bed Flat17, Old Dean, Hemel Hempstead, HP3 0ET17, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Aug 2025£310,000 | 2 Bed Flat30, Old Dean, Hemel Hempstead, HP3 0ET30, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Jul 2025£283,000 | 2 Bed Flat3A, Old Dean, Hemel Hempstead, HP3 0EU3A, Old Dean, Hemel Hempstead, HP3 0EU
• Sold May 2025£320,000 | 2 Bed Flat56, Old Dean, Hemel Hempstead, HP3 0EX56, Old Dean, Hemel Hempstead, HP3 0EX
• Sold Oct 2023£300,000 | 2 Bed Flat32A, Old Dean, Hemel Hempstead, HP3 0ET32A, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Sep 2021£294,000 | 2 Bed Flat7, Old Dean, Hemel Hempstead, HP3 0ET7, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Sep 2021£325,000 | 2 Bed Flat32, Old Dean, Hemel Hempstead, HP3 0ET32, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Jun 2021£280,000 | 2 Bed Flat26, Old Dean, Hemel Hempstead, HP3 0ET26, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Jun 2021£365,000 | 2 Bed Flat3, Old Dean, Hemel Hempstead, HP3 0EU3, Old Dean, Hemel Hempstead, HP3 0EU
• Sold Mar 2021£245,000 | 2 Bed Flat21A, Old Dean, Hemel Hempstead, HP3 0ET21A, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Feb 2021£285,000 | 2 Bed Flat19A, Old Dean, Hemel Hempstead, HP3 0ET19A, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Sep 2020£258,500 | 2 Bed Flat30A, Old Dean, Hemel Hempstead, HP3 0ET30A, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Aug 2020£346,000 | 2 Bed Flat11, Old Dean, Hemel Hempstead, HP3 0ET11, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Oct 2019£285,000 | 2 Bed Flat28, Old Dean, Hemel Hempstead, HP3 0ET28, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Jul 2019£285,000 | 2 Bed Flat17A, Old Dean, Hemel Hempstead, HP3 0ET17A, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Jan 2019£300,000 | 2 Bed Flat15A, Old Dean, Hemel Hempstead, HP3 0ET15A, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Oct 2016£5,000 | 2 Bed Flat21, Old Dean, Hemel Hempstead, HP3 0ET21, Old Dean, Hemel Hempstead, HP3 0ET
• Sold Jun 2016£285,000 | 2 Bed Flat42A, Old Dean, Hemel Hempstead, HP3 0EX42A, Old Dean, Hemel Hempstead, HP3 0EX
• Sold Sep 2015£238,000 | 2 Bed Flat40A, Old Dean, Hemel Hempstead, HP3 0ET40A, Old Dean, Hemel Hempstead, HP3 0ET
• Sold May 2015£218,000 | 2 Bed Flat36A, Old Dean, Hemel Hempstead, HP3 0ET36A, Old Dean, Hemel Hempstead, HP3 0ET

Our analysis of the public data ranks 40, Old Dean, Hemel Hempstead as the 53rd largest and the 52nd most expensive of the 100 addresses on Old Dean, Bovingdon, Hemel Hempstead, HP3.

Against the HP3 postcode district average, it is £204k less expensive than the typical property.

• Bovingdon Primary Academy

  300 m away
• Ley Hill School

  2.9 km away
• St Paul's Church of England Voluntary Aided Primary School, Chipperfield

  3.6 km away

• Ashlyns School

  4.1 km away
• Chesham Grammar School

  4.7 km away
• John F Kennedy Catholic School

  4.8 km away

• Hemel Hempstead

  |

  3.8 km away
• Berkhamsted

  |

  5.0 km away
• Apsley

  |

  5.1 km away

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