According to data from HM Land Registry, 26, Barns Dene, Harpenden sits on a plot of 509 m².

We have plot size data on 17 out of 17 other houses in the postcode and 26, Barns Dene, Harpenden sits on the 17th largest plot.

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

According to HM Land Registry, 26, Barns Dene, Harpenden was last sold on 22nd May 2015 for £920,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since May 2015, the market for similar properties has risen by 2.6%.

• Sold May 2015£920,000

According to the Land Registry and our network of Estate Agents, there have been 88 sales of properties similar to 26, Barns Dene, Harpenden within a radius of 900 metres since 2011.

The most recent example is 86, Townsend Lane, Harpenden, AL5 2RQ, a freehold house which sold for £1,445,000 on the 2nd June 2025.

Read more about house prices in AL5.

• Sold Jun 2025£1,445,000 | 4 Bed House86, Townsend Lane, Harpenden, AL5 2RQ86, Townsend Lane, Harpenden, AL5 2RQ
• Sold Feb 2025£1,325,000 | 4 Bed House3, Townsend Close, Harpenden, AL5 2RF3, Townsend Close, Harpenden, AL5 2RF
• Sold Jan 2025£1,150,000 | 4 Bed House16, Broadfields, Harpenden, AL5 2HJ16, Broadfields, Harpenden, AL5 2HJ
• Sold Jan 2024£1,500,000 | 4 Bed House11B, Douglas Road, Harpenden, AL5 2EN11B, Douglas Road, Harpenden, AL5 2EN
• Sold Aug 2023£975,000 | 4 Bed House1, Roundwood Gardens, Harpenden, AL5 3AJ1, Roundwood Gardens, Harpenden, AL5 3AJ
• Sold Aug 2023£1,515,000 | 4 Bed House8, Barns Dene, Harpenden, AL5 2HQ8, Barns Dene, Harpenden, AL5 2HQ
• Sold Feb 2023£1,425,000 | 4 Bed House9, Barns Dene, Harpenden, AL5 2HH9, Barns Dene, Harpenden, AL5 2HH
• Sold Oct 2022£1,840,000 | 4 Bed House10, Pondwick Road, Harpenden, AL5 2HG10, Pondwick Road, Harpenden, AL5 2HG
• Sold Feb 2021£1,065,000 | 4 Bed House6, Broadfields, Harpenden, AL5 2HJ6, Broadfields, Harpenden, AL5 2HJ
• Sold Jan 2021£1,220,000 | 4 Bed House16, Barns Dene, Harpenden, AL5 2HQ16, Barns Dene, Harpenden, AL5 2HQ
• 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 Dec 2019£1,080,000 | 4 Bed House20, Hartwell Gardens, Harpenden, AL5 2RW20, Hartwell Gardens, Harpenden, AL5 2RW
• Sold Sep 2019£900,000 | 4 Bed House11, Claygate Avenue, Harpenden, AL5 2HE11, Claygate Avenue, Harpenden, AL5 2HE
• Sold Oct 2018£1,150,000 | 4 Bed House5, Claygate Avenue, Harpenden, AL5 2HE5, Claygate Avenue, Harpenden, AL5 2HE
• Sold Dec 2015£1,025,000 | 4 Bed House7, Pondwick Road, Harpenden, AL5 2HG7, Pondwick Road, Harpenden, AL5 2HG
• Sold Nov 2015£925,000 | 4 Bed House37, Claygate Avenue, Harpenden, AL5 2HE37, Claygate Avenue, Harpenden, AL5 2HE
• Sold Aug 2015£950,000 | 4 Bed House35, Claygate Avenue, Harpenden, AL5 2HE35, Claygate Avenue, Harpenden, AL5 2HE
• Sold Jul 2015£1,000,000 | 4 Bed House24, Barns Dene, Harpenden, AL5 2HQ24, Barns Dene, Harpenden, AL5 2HQ
• 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, 26, Barns Dene, Harpenden is the 33rd largest and the 33rd most expensive property on the street.

When compared to the postcode district it is £342k more expensive than the average property in AL5.

• Roundwood Primary School

  200 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

  |

  1.3 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.