21, Old Mill Gardens, Berkhamsted has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 24 May 2024.

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

21, Old Mill Gardens, Berkhamsted last changed hands on 27th April 2016, selling for £220,000. The transaction was logged as a leasehold flat by HM Land Registry.

In total it has sold 3 times since 1995.

The market for similar properties has dropped by 13.2% since April 2016.

Land Registry records and our Estate Agent network show 43 sales of comparable properties within 550 metres of 21, Old Mill Gardens, Berkhamsted since 2013.

Most recently, 47, Old Mill Gardens, Berkhamsted, HP4 2NZ, a leasehold flat, sold at £350,000 on the 9th July 2025.

Read more about house prices in HP4.

• Sold Jul 2025£350,000 | 2 Bed Flat47, Old Mill Gardens, Berkhamsted, HP4 2NZ47, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Jun 2025£225,000 | 2 Bed Flat15, Old Mill Gardens, Berkhamsted, HP4 2NZ15, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold May 2025£257,500 | 2 Bed Flat17, Old Mill Gardens, Berkhamsted, HP4 2NZ17, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold May 2025£285,000 | 2 Bed Flat18 The Rex, High Street, Berkhamsted, HP4 2BT18 The Rex, High Street, Berkhamsted, HP4 2BT
• Sold Mar 2025£307,000 | 2 Bed Flat45, Old Mill Gardens, Berkhamsted, HP4 2NZ45, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Jan 2025£247,500 | 2 Bed Flat14, Old Mill Gardens, Berkhamsted, HP4 2NZ14, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Oct 2024£283,500 | 2 Bed Flat12, The Cedars, Berkhamsted, HP4 2PE12, The Cedars, Berkhamsted, HP4 2PE
• Sold Sep 2024£270,000 | 2 Bed Flat22, Old Mill Gardens, Berkhamsted, HP4 2NZ22, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Mar 2023£325,000 | 2 Bed Flat14, Sevens Close, Berkhamsted, HP4 2FY14, Sevens Close, Berkhamsted, HP4 2FY
• Sold Mar 2022£275,000 | 2 Bed Flat37, Old Mill Gardens, Berkhamsted, HP4 2NZ37, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Nov 2021£240,000 | 2 Bed Flat12, Old Mill Gardens, Berkhamsted, HP4 2NZ12, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Mar 2021£249,000 | 2 Bed Flat19, Old Mill Gardens, Berkhamsted, HP4 2NZ19, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Nov 2020£255,000 | 2 Bed Flat20, Old Mill Gardens, Berkhamsted, HP4 2NZ20, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Mar 2020£244,000 | 2 Bed Flat11, Old Mill Gardens, Berkhamsted, HP4 2NZ11, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Jul 2019£238,000 | 2 Bed Flat32, Old Mill Gardens, Berkhamsted, HP4 2NZ32, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Mar 2019£282,500 | 2 Bed Flat51, Old Mill Gardens, Berkhamsted, HP4 2NZ51, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Dec 2017£230,000 | 2 Bed Flat29, Old Mill Gardens, Berkhamsted, HP4 2NZ29, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Apr 2015£237,500 | 2 Bed Flat40, Old Mill Gardens, Berkhamsted, HP4 2NZ40, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Aug 2014£192,500 | 2 Bed Flat41, Old Mill Gardens, Berkhamsted, HP4 2NZ41, Old Mill Gardens, Berkhamsted, HP4 2NZ
• Sold Nov 2013£194,000 | 2 Bed Flat49, Old Mill Gardens, Berkhamsted, HP4 2NZ49, Old Mill Gardens, Berkhamsted, HP4 2NZ

Our analysis of the public data ranks 21, Old Mill Gardens, Berkhamsted as the 34th largest and the 34th most expensive of the 51 addresses on Old Mill Gardens, Berkhamsted, HP4.

Against the HP4 postcode district average, it is £524k less expensive than the typical property.

• Swing Gate Infant School and Nursery

  100 m away
• The Thomas Coram Church of England School

  700 m away
• Victoria Church of England Infant and Nursery School

  800 m away

• Ashlyns School

  900 m away
• John F Kennedy Catholic School

  3.7 km away
• Laureate Academy

  4.9 km away

• Berkhamsted

  |

  900 m away
• Hemel Hempstead

  |

  4.6 km away
• Tring

  |

  6.7 km away

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