According to data from HM Land Registry, 10, Hammondswick, Harpenden sits on a plot of 1,039 m².

We have plot size data on 17 out of 18 other houses in the postcode and 10, Hammondswick, Harpenden sits on the 13th largest plot.

10, Hammondswick, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 05 Apr 2023.

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

According to HM Land Registry, 10, Hammondswick, Harpenden was last sold on 26th July 2023 for £1,305,500 and was recorded as a freehold house.

The property has had 3 sales since 1995.

Since July 2023, the market for similar properties has dropped by 24.9%.

• Sold Jul 2023£1,305,500
• Sold Apr 1999£375,000
• Sold May 1997£295,000

According to the Land Registry and our network of Estate Agents, there have been 80 sales of properties similar to 10, Hammondswick, Harpenden within a radius of 2.0 kilometres since 2009.

The most recent example is 19, Hawsley Road, Harpenden, AL5 2BL, a freehold house which sold for £1,680,000 on the 28th August 2025.

Read more about house prices in AL5.

• Sold Aug 2025£1,680,000 | 5 Bed House19, Hawsley Road, Harpenden, AL5 2BL19, Hawsley Road, Harpenden, AL5 2BL
• Sold Apr 2025£1,650,000 | 5 Bed House10, The Chowns, Harpenden, AL5 2BN10, The Chowns, Harpenden, AL5 2BN
• Sold Jan 2025£1,400,000 | 4 Bed House27, Barlings Road, Harpenden, AL5 2AW27, Barlings Road, Harpenden, AL5 2AW
• Sold Nov 2024£1,395,000 | 5 Bed House17, Penny Croft, Harpenden, AL5 2PD17, Penny Croft, Harpenden, AL5 2PD
• Sold Sep 2024£1,845,000 | 5 Bed House15, Hammondswick, Harpenden, AL5 2NR15, Hammondswick, Harpenden, AL5 2NR
• Sold Jul 2024£1,325,000 | 5 Bed House17, Barlings Road, Harpenden, AL5 2AL17, Barlings Road, Harpenden, AL5 2AL
• Sold Jun 2024£1,340,000 | 5 Bed House6A, Hatching Green Close, Harpenden, AL5 2LB6A, Hatching Green Close, Harpenden, AL5 2LB
• Sold Apr 2024£1,310,000 | 5 Bed House19, The Deerings, Harpenden, AL5 2PF19, The Deerings, Harpenden, AL5 2PF
• Sold Dec 2023£1,325,000 | 4 Bed House16, Collens Road, Harpenden, AL5 2AJ16, Collens Road, Harpenden, AL5 2AJ
• Sold May 2023£1,500,000 | 5 Bed House1, Wheatfield Road, Harpenden, AL5 2NY1, Wheatfield Road, Harpenden, AL5 2NY
• Sold Sep 2022£1,795,000 | 5 Bed House6, Prospect Lane, Harpenden, AL5 2PL6, Prospect Lane, Harpenden, AL5 2PL
• Sold Jun 2021£1,300,000 | 5 Bed House8, Penny Croft, Harpenden, AL5 2PB8, Penny Croft, Harpenden, AL5 2PB
• Sold Dec 2020£1,490,000 | 5 Bed House4, High Elms, Harpenden, AL5 2JU4, High Elms, Harpenden, AL5 2JU
• Sold Jul 2020£1,300,000 | 5 Bed House27, Prospect Lane, Harpenden, AL5 2PL27, Prospect Lane, Harpenden, AL5 2PL
• Sold Dec 2018£1,152,500 | 4 Bed House34, The Deerings, Harpenden, AL5 2PE34, The Deerings, Harpenden, AL5 2PE
• Sold Nov 2016£928,000 | 5 Bed House35, The Deerings, Harpenden, AL5 2PF35, The Deerings, Harpenden, AL5 2PF
• Sold Jul 2016£1,193,000 | 4 Bed House49, The Deerings, Harpenden, AL5 2PF49, The Deerings, Harpenden, AL5 2PF
• Sold Aug 2014£1,200,000 | 4 Bed House9, The Chowns, Harpenden, AL5 2BN9, The Chowns, Harpenden, AL5 2BN
• Sold Jul 2013£1,300,000 | 5 Bed House2, Oakwood Drive, Harpenden, AL5 2LR2, Oakwood Drive, Harpenden, AL5 2LR
• Sold Jun 2009£745,000 | 4 Bed House25, Hammondswick, Harpenden, AL5 2NR25, Hammondswick, Harpenden, AL5 2NR

Our network of Estate Agents reports 2 lets within 2.0 kilometres of 10, Hammondswick, Harpenden over the last 2 years.

Most recently, 3, Childwick Green, St. Albans, AL3 6JJ, a freehold house, was let by Collinson Hall in April 2025.

• 
  Let Apr 2025£ Undisclosed | 2 Bed House3, Childwick Green, St. Albans, AL3 6JJ3, Childwick Green, St. Albans, AL3 6JJ
• 
  Let Jul 2023£ Undisclosed | 2 Bed House1, Childwick Green, St. Albans, AL3 6JJ1, Childwick Green, St. Albans, AL3 6JJ

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Hammondswick, Harpenden, AL5 has a total of 18 addresses. According to our analysis of all the public data, 10, Hammondswick, Harpenden is the 12th largest and the 13th most expensive property on the street.

When compared to the postcode district it is £481k more expensive than the average property in AL5.

• St Dominic Catholic Primary School

  2.1 km away
• The Grove Junior School

  2.4 km away
• The Grove Infant and Nursery School

  2.4 km away

• Townsend Church of England School

  2.7 km away
• Roundwood Park School

  2.9 km away
• St George's School

  3.2 km away

• Harpenden

  |

  2.4 km away
• St Albans City

  |

  5.5 km away
• St Albans Abbey

  |

  5.7 km away

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