According to data from HM Land Registry, 7, Barns Dene, Harpenden sits on a plot of 641 m².

We have plot size data on 20 out of 20 other houses in the postcode and 7, Barns Dene, Harpenden sits on the 19th largest plot.

7, Barns Dene, Harpenden has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 18 Sep 2015.

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 the Land Registry and our network of Estate Agents, there have been 46 sales of properties similar to 7, Barns Dene, Harpenden within a radius of 820 metres since 2011.

The most recent example is 25, Moreton End Lane, Harpenden, AL5 2EY, a freehold house which sold for £1,160,000 on the 27th April 2026.

Read more about house prices in AL5.

• Sold Apr 2026£1,160,000 | 4 Bed House25, Moreton End Lane, Harpenden, AL5 2EY25, Moreton End Lane, Harpenden, AL5 2EY
• Sold Dec 2025£1,130,000 | 4 Bed House1, Byron Road, Harpenden, AL5 4AD1, Byron Road, Harpenden, AL5 4AD
• Sold Sep 2025£1,175,000 | 4 Bed House27, Barns Dene, Harpenden, AL5 2HH27, Barns Dene, Harpenden, AL5 2HH
• Sold Feb 2025£1,325,000 | 4 Bed House3, Townsend Close, Harpenden, AL5 2RF3, Townsend Close, Harpenden, AL5 2RF
• Sold Aug 2023£1,150,000 | 4 Bed House3, Hillside Road, Harpenden, AL5 4BS3, Hillside Road, Harpenden, AL5 4BS
• Sold Jan 2023£1,300,000 | 4 Bed House38, Townsend Lane, Harpenden, AL5 2QS38, Townsend Lane, Harpenden, AL5 2QS
• Sold Aug 2022£1,189,500 | 3 Bed House4, Townsend Close, Harpenden, AL5 2RF4, Townsend Close, Harpenden, AL5 2RF
• Sold Sep 2021£1,200,000 | 4 Bed House45, Luton Road, Harpenden, AL5 2UB45, Luton Road, Harpenden, AL5 2UB
• Sold Jun 2021£1,150,000 | 4 Bed House21, Douglas Road, Harpenden, AL5 2EP21, Douglas Road, Harpenden, AL5 2EP
• Sold Dec 2020£868,000 | 4 Bed House17B, Douglas Road, Harpenden, AL5 2EN17B, Douglas Road, Harpenden, AL5 2EN
• Sold Dec 2019£785,000 | 4 Bed House21, Claygate Avenue, Harpenden, AL5 2HE21, Claygate Avenue, Harpenden, AL5 2HE
• Sold Nov 2019£800,000 | 4 Bed House51, Moreton End Lane, Harpenden, AL5 2HA51, Moreton End Lane, Harpenden, AL5 2HA
• Sold Sep 2019£900,000 | 4 Bed House11, Claygate Avenue, Harpenden, AL5 2HE11, Claygate Avenue, Harpenden, AL5 2HE
• Sold May 2019£850,000 | 4 Bed House9A, How Field, Harpenden, AL5 3AU9A, How Field, Harpenden, AL5 3AU
• Sold Jan 2018£1,080,000 | 4 Bed House11, Alders End Lane, Harpenden, AL5 2HL11, Alders End Lane, Harpenden, AL5 2HL
• Sold Jan 2016£1,025,000 | 4 Bed House29, Claygate Avenue, Harpenden, AL5 2HE29, Claygate Avenue, Harpenden, AL5 2HE
• Sold Nov 2015£925,000 | 4 Bed House37, Claygate Avenue, Harpenden, AL5 2HE37, Claygate Avenue, Harpenden, AL5 2HE
• Sold May 2015£920,000 | 4 Bed House26, Barns Dene, Harpenden, AL5 2HQ26, Barns Dene, Harpenden, AL5 2HQ
• Sold Dec 2014£810,000 | 4 Bed House1, Townsend Close, Harpenden, AL5 2RF1, Townsend Close, Harpenden, AL5 2RF
• Sold Aug 2011£810,502 | 4 Bed House10, Barns Dene, Harpenden, AL5 2HQ10, Barns Dene, Harpenden, AL5 2HQ

Barns Dene, Harpenden, AL5 has a total of 37 addresses. According to our analysis of all the public data, 7, Barns Dene, Harpenden is the 35th largest and the 35th most expensive property on the street.

When compared to the postcode district it is £224k more expensive than the average property in AL5.

• Roundwood Primary School

  300 m away
• St Nicholas CofE VA Primary School

  800 m away
• Harpenden Academy

  1.1 km away

• Roundwood Park School

  300 m away
• St George's School

  1.2 km away
• Sir John Lawes School

  1.7 km away

• Harpenden

  |

  1.2 km away
• Luton Airport Parkway

  |

  6.4 km away
• Luton

  |

  7.8 km away

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