11D, Douglas Road, Harpenden occupies a 550 m² plot as recorded by HM Land Registry.

All 14 other houses in this postcode have recorded plot sizes, and this one ranks as the 8th largest.

11D, Douglas Road, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 26 Jun 2017.

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

11D, Douglas Road, Harpenden last changed hands on 9th September 2002, selling for £590,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

• Sold Sep 2002£590,000
• Sold Jan 1995£180,000

Land Registry records and our Estate Agent network show 102 sales of comparable properties within 660 metres of 11D, Douglas Road, Harpenden since 2013.

Most recently, 1, Townsend Lane, Harpenden, AL5 2PY, a freehold house, sold at £950,000 on the 8th May 2026.

Read more about house prices in AL5.

• Sold May 2026£950,000 | 5 Bed House1, Townsend Lane, Harpenden, AL5 2PY1, Townsend Lane, Harpenden, AL5 2PY
• Sold Aug 2025£1,720,380 | 5 Bed House19, Claygate Avenue, Harpenden, AL5 2HE19, Claygate Avenue, Harpenden, AL5 2HE
• Sold Oct 2024£1,560,000 | 5 Bed House3, Pondwick Road, Harpenden, AL5 2HG3, Pondwick Road, Harpenden, AL5 2HG
• Sold Aug 2024£1,685,000 | 5 Bed House24C, Douglas Road, Harpenden, AL5 2EW24C, Douglas Road, Harpenden, AL5 2EW
• Sold Apr 2024£1,600,000 | 5 Bed House10, Douglas Road, Harpenden, AL5 2EW10, Douglas Road, Harpenden, AL5 2EW
• Sold Feb 2024£1,810,001 | 5 Bed House22, Barns Dene, Harpenden, AL5 2HQ22, Barns Dene, Harpenden, AL5 2HQ
• Sold Nov 2023£1,450,000 | 5 Bed House3, Barns Dene, Harpenden, AL5 2HH3, Barns Dene, Harpenden, AL5 2HH
• Sold Aug 2023£1,325,000 | 5 Bed House45, Moreton End Lane, Harpenden, AL5 2HA45, Moreton End Lane, Harpenden, AL5 2HA
• Sold Jun 2023£1,600,000 | 5 Bed House5, Douglas Road, Harpenden, AL5 2EN5, Douglas Road, Harpenden, AL5 2EN
• Sold Dec 2022£1,717,500 | 5 Bed House22A, Douglas Road, Harpenden, AL5 2EW22A, Douglas Road, Harpenden, AL5 2EW
• Sold Aug 2022£1,825,000 | 5 Bed House24, Roundwood Park, Harpenden, AL5 3AF24, Roundwood Park, Harpenden, AL5 3AF
• Sold Jul 2022£1,425,000 | 5 Bed House27, Claygate Avenue, Harpenden, AL5 2HE27, Claygate Avenue, Harpenden, AL5 2HE
• Sold Oct 2021£1,290,000 | 5 Bed House25, Salisbury Avenue, Harpenden, AL5 2QF25, Salisbury Avenue, Harpenden, AL5 2QF
• Sold Jun 2021£1,578,000 | 5 Bed House12, Townsend Road, Harpenden, AL5 4BQ12, Townsend Road, Harpenden, AL5 4BQ
• Sold Jun 2021£1,525,000 | 5 Bed House29, Barns Dene, Harpenden, AL5 2HH29, Barns Dene, Harpenden, AL5 2HH
• Sold Sep 2017£1,190,700 | 5 Bed House4, Barns Dene, Harpenden, AL5 2HQ4, Barns Dene, Harpenden, AL5 2HQ
• Sold Jul 2017£1,560,000 | 5 Bed House7, Douglas Road, Harpenden, AL5 2EN7, Douglas Road, Harpenden, AL5 2EN
• Sold Nov 2016£1,435,000 | 5 Bed House27A, Wordsworth Road, Harpenden, AL5 4AE27A, Wordsworth Road, Harpenden, AL5 4AE
• Sold May 2015£1,320,000 | 5 Bed House19, Broadfields, Harpenden, AL5 2HJ19, Broadfields, Harpenden, AL5 2HJ
• Sold Jul 2013£1,125,000 | 5 Bed House1, Douglas Road, Harpenden, AL5 2EN1, Douglas Road, Harpenden, AL5 2EN

Our analysis of the public data ranks 11D, Douglas Road, Harpenden as the 17th largest and the 13th most expensive of the 66 addresses on Douglas Road, Harpenden, AL5.

Against the AL5 postcode district average, it is £814k more expensive than the typical property.

• St Nicholas CofE VA Primary School

  500 m away
• Roundwood Primary School

  600 m away
• Harpenden Academy

  800 m away

• St George's School

  700 m away
• Roundwood Park School

  700 m away
• Sir John Lawes School

  1.2 km away

• Harpenden

  |

  1.0 km away
• Luton Airport Parkway

  |

  6.2 km away
• Luton

  |

  7.7 km away

Environment Agency data suggests this area has a Very Low risk of flooding.