HM Land Registry records the plot of land for 65, Derwent Road, Harpenden as measuring 385 m².

That makes it the 13th largest plot in the postcode, where 15 of the 17 other houses have recorded plot data.

65, Derwent Road, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 11 Nov 2014.

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

The most recent sale of 65, Derwent Road, Harpenden completed on 27th March 2015 at £730,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 58.8% over the period since March 2015.

Since 2014 228 properties similar to 65, Derwent Road, Harpenden have sold within a radius of 1.5 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 18th December 2025, was 2, Kinsbourne Close, Harpenden, AL5 3PB, a freehold house which sold for £850,000.

Read more about house prices in AL5.

• Sold Dec 2025£850,000 | 4 Bed House2, Kinsbourne Close, Harpenden, AL5 3PB2, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Sep 2025£995,000 | 4 Bed House54, Carpenders Close, Harpenden, AL5 3HN54, Carpenders Close, Harpenden, AL5 3HN
• Sold Mar 2025£940,000 | 4 Bed House24, Tintern Close, Harpenden, AL5 3NZ24, Tintern Close, Harpenden, AL5 3NZ
• Sold Jun 2024£950,000 | 4 Bed House31, Yeomans Avenue, Harpenden, AL5 3EH31, Yeomans Avenue, Harpenden, AL5 3EH
• Sold Jan 2024£690,000 | 4 Bed House18, Tintern Close, Harpenden, AL5 3NZ18, Tintern Close, Harpenden, AL5 3NZ
• Sold Nov 2023£975,000 | 4 Bed House63, Derwent Road, Harpenden, AL5 3NY63, Derwent Road, Harpenden, AL5 3NY
• Sold Jun 2023£860,000 | 4 Bed House92B, Tuffnells Way, Harpenden, AL5 3HW92B, Tuffnells Way, Harpenden, AL5 3HW
• Sold May 2023£835,000 | 4 Bed House1B, Kinsbourne Close, Harpenden, AL5 3PB1B, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Aug 2022£1,300,000 | 4 Bed House64A, Derwent Road, Harpenden, AL5 3NX64A, Derwent Road, Harpenden, AL5 3NX
• Sold Mar 2021£905,000 | 4 Bed House6, Westminster Fields, Harpenden, AL5 3DZ6, Westminster Fields, Harpenden, AL5 3DZ
• Sold Aug 2020£735,000 | 4 Bed House1A, Kinsbourne Close, Harpenden, AL5 3PB1A, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Aug 2020£737,667 | 4 Bed House17, Crosspaths, Harpenden, AL5 3HE17, Crosspaths, Harpenden, AL5 3HE
• Sold May 2020£825,000 | 4 Bed House104, Tuffnells Way, Harpenden, AL5 3HW104, Tuffnells Way, Harpenden, AL5 3HW
• Sold Oct 2019£815,000 | 4 Bed House74, Derwent Road, Harpenden, AL5 3NX74, Derwent Road, Harpenden, AL5 3NX
• Sold Jul 2019£675,000 | 4 Bed House53, Derwent Road, Harpenden, AL5 3NY53, Derwent Road, Harpenden, AL5 3NY
• Sold Mar 2019£870,000 | 4 Bed House82, Derwent Road, Harpenden, AL5 3NX82, Derwent Road, Harpenden, AL5 3NX
• Sold Dec 2018£915,000 | 4 Bed House80, Derwent Road, Harpenden, AL5 3NX80, Derwent Road, Harpenden, AL5 3NX
• Sold Nov 2017£890,000 | 4 Bed House7, Westminster Fields, Harpenden, AL5 3DZ7, Westminster Fields, Harpenden, AL5 3DZ
• Sold Jun 2017£900,000 | 4 Bed House8, Westminster Fields, Harpenden, AL5 3DZ8, Westminster Fields, Harpenden, AL5 3DZ
• Sold Sep 2014£665,000 | 4 Bed House15A, Crosspaths, Harpenden, AL5 3HB15A, Crosspaths, Harpenden, AL5 3HB

Of the 70 addresses on Derwent Road, Harpenden, AL5, 65, Derwent Road, Harpenden comes out as the 51st largest and the 44th most expensive in our analysis of the public data.

It is also £16k less expensive than the average property across the AL5 district.

• Wood End School

  300 m away
• Roundwood Primary School

  1.3 km away
• The Lea Primary School and Nursery

  2.2 km away

• Roundwood Park School

  1.3 km away
• St George's School

  2.3 km away
• Sir John Lawes School

  2.8 km away

• Harpenden

  |

  2.7 km away
• Luton Airport Parkway

  |

  5.0 km away
• Luton

  |

  6.3 km away

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