According to data from HM Land Registry, 12, Collens Road, Harpenden sits on a plot of 1,035 m².

We have plot size data on 11 out of 11 other houses in the postcode and 12, Collens Road, Harpenden sits on the 3rd largest plot.

12, Collens Road, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 16 May 2011.

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

According to the Land Registry and our network of Estate Agents, there have been 53 sales of properties similar to 12, Collens Road, Harpenden within a radius of 1.4 kilometres since 2008.

The most recent example is 1 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA, a freehold house which sold for £1,500,000 on the 13th February 2026.

Read more about house prices in AL5.

• Sold Feb 2026£1,500,000 | 4 Bed House1 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA1 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA
• Sold Feb 2026£1,322,500 | 4 Bed House4, Collens Road, Harpenden, AL5 2AJ4, Collens Road, Harpenden, AL5 2AJ
• Sold Jan 2025£1,325,000 | 4 Bed House1, The Deerings, Harpenden, AL5 2PF1, The Deerings, Harpenden, AL5 2PF
• Sold Oct 2024£1,325,000 | 4 Bed House10, Collens Road, Harpenden, AL5 2AJ10, Collens Road, Harpenden, AL5 2AJ
• Sold May 2024£1,150,000 | 4 Bed House1, Penny Croft, Harpenden, AL5 2PD1, Penny Croft, Harpenden, AL5 2PD
• Sold Nov 2023£1,195,000 | 4 Bed House28, Barlings Road, Harpenden, AL5 2AP28, Barlings Road, Harpenden, AL5 2AP
• Sold Jul 2023£1,213,000 | 4 Bed House39, The Deerings, Harpenden, AL5 2PF39, The Deerings, Harpenden, AL5 2PF
• Sold Jan 2023£1,100,000 | 4 Bed House7, The Deerings, Harpenden, AL5 2PF7, The Deerings, Harpenden, AL5 2PF
• Sold Sep 2020£805,650 | 4 Bed House2 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA2 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA
• Sold Aug 2020£1,100,000 | 4 Bed House30, The Deerings, Harpenden, AL5 2PE30, The Deerings, Harpenden, AL5 2PE
• Sold Jan 2020£1,080,000 | 4 Bed House43, Barlings Road, Harpenden, AL5 2BJ43, Barlings Road, Harpenden, AL5 2BJ
• Sold Mar 2018£1,050,000 | 4 Bed House5, The Deerings, Harpenden, AL5 2PF5, The Deerings, Harpenden, AL5 2PF
• Sold Oct 2016£975,000 | 4 Bed House37, The Deerings, Harpenden, AL5 2PF37, The Deerings, Harpenden, AL5 2PF
• Sold Aug 2016£995,000 | 4 Bed House38, Barlings Road, Harpenden, AL5 2BJ38, Barlings Road, Harpenden, AL5 2BJ
• Sold Apr 2016£920,000 | 4 Bed House2, Collens Road, Harpenden, AL5 2AJ2, Collens Road, Harpenden, AL5 2AJ
• Sold Aug 2015£1,050,000 | 4 Bed House4, The Deerings, Harpenden, AL5 2PE4, The Deerings, Harpenden, AL5 2PE
• Sold Apr 2014£850,000 | 4 Bed House33, The Deerings, Harpenden, AL5 2PF33, The Deerings, Harpenden, AL5 2PF
• Sold Jul 2013£900,000 | 4 Bed House28, The Deerings, Harpenden, AL5 2PE28, The Deerings, Harpenden, AL5 2PE
• Sold Aug 2012£875,000 | 4 Bed House6, Collens Road, Harpenden, AL5 2AJ6, Collens Road, Harpenden, AL5 2AJ
• Sold Mar 2008£750,000 | 4 Bed House8, Collens Road, Harpenden, AL5 2AJ8, Collens Road, Harpenden, AL5 2AJ

Collens Road, Harpenden, AL5 has a total of 11 addresses. According to our analysis of all the public data, 12, Collens Road, Harpenden is the 7th largest and the 7th most expensive property on the street.

When compared to the postcode district it is £318k more expensive than the average property in AL5.

• The Grove Junior School

  1.7 km away
• The Grove Infant and Nursery School

  1.7 km away
• St Dominic Catholic Primary School

  1.7 km away

• Townsend Church of England School

  2.6 km away
• St George's School

  2.9 km away
• Sir John Lawes School

  2.9 km away

• Harpenden

  |

  2.0 km away
• St Albans City

  |

  5.4 km away
• St Albans Abbey

  |

  5.8 km away

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