According to data from HM Land Registry, 4, Douglas Road, Harpenden sits on a plot of 797 m².

We have plot size data on 13 out of 13 other houses in the postcode and 4, Douglas Road, Harpenden sits on the 5th largest plot.

4, Douglas Road, Harpenden has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 02 Jul 2021.

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

According to HM Land Registry, 4, Douglas Road, Harpenden was last sold on 4th November 2021 for £1,835,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since November 2021, the market for similar properties has dropped by 24.6%.

• Sold Nov 2021£1,835,000

According to the Land Registry and our network of Estate Agents, there have been 71 sales of properties similar to 4, Douglas Road, Harpenden within a radius of 670 metres since 2015.

The most recent example is 1, Townsend Lane, Harpenden, AL5 2PY, a freehold house which sold for £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 Jan 2026£1,925,000 | 5 Bed House7, Moreton Place, Harpenden, AL5 2UF7, Moreton Place, Harpenden, AL5 2UF
• Sold Jun 2025£2,195,000 | 5 Bed House11C, Douglas Road, Harpenden, AL5 2EN11C, Douglas Road, Harpenden, AL5 2EN
• Sold Oct 2024£1,675,000 | 5 Bed House18, Byron Road, Harpenden, AL5 4AB18, Byron Road, Harpenden, AL5 4AB
• Sold Apr 2024£1,950,000 | 5 Bed House21, Townsend Lane, Harpenden, AL5 2PY21, Townsend Lane, Harpenden, AL5 2PY
• Sold Apr 2024£1,600,000 | 5 Bed House10, Douglas Road, Harpenden, AL5 2EW10, Douglas Road, Harpenden, AL5 2EW
• Sold Mar 2024£1,735,000 | 5 Bed House8, Douglas Road, Harpenden, AL5 2EW8, Douglas Road, Harpenden, AL5 2EW
• Sold Dec 2022£1,717,500 | 5 Bed House22A, Douglas Road, Harpenden, AL5 2EW22A, Douglas Road, Harpenden, AL5 2EW
• Sold Jun 2022£1,645,000 | 5 Bed House14, Moreton End Lane, Harpenden, AL5 2EX14, Moreton End Lane, Harpenden, AL5 2EX
• Sold Jun 2021£2,150,000 | 5 Bed House20, Byron Road, Harpenden, AL5 4AB20, Byron Road, Harpenden, AL5 4AB
• Sold Apr 2021£1,850,000 | 5 Bed House23, Townsend Road, Harpenden, AL5 4BG23, Townsend Road, Harpenden, AL5 4BG
• Sold Oct 2020£1,701,777 | 5 Bed House7, Clarence Road, Harpenden, AL5 4AJ7, Clarence Road, Harpenden, AL5 4AJ
• Sold Jan 2020£1,521,000 | 5 Bed House44, Wordsworth Road, Harpenden, AL5 4AF44, Wordsworth Road, Harpenden, AL5 4AF
• Sold Jul 2019£1,750,000 | 5 Bed House16, Moreton Avenue, Harpenden, AL5 2ET16, Moreton Avenue, Harpenden, AL5 2ET
• Sold Jul 2019£1,650,000 | 5 Bed House37, Moreton End Lane, Harpenden, AL5 2EY37, Moreton End Lane, Harpenden, AL5 2EY
• Sold May 2019£1,600,000 | 5 Bed House16, Wordsworth Road, Harpenden, AL5 4AF16, Wordsworth Road, Harpenden, AL5 4AF
• Sold Jul 2017£1,560,000 | 5 Bed House7, Douglas Road, Harpenden, AL5 2EN7, Douglas Road, Harpenden, AL5 2EN
• Sold Aug 2015£1,550,000 | 5 Bed House14, Douglas Road, Harpenden, AL5 2EW14, Douglas Road, Harpenden, AL5 2EW
• Sold Aug 2015£1,540,000 | 5 Bed House19, Clarence Road, Harpenden, AL5 4AJ19, Clarence Road, Harpenden, AL5 4AJ
• Sold Feb 2015£1,470,000 | 5 Bed House15, Moreton End Lane, Harpenden, AL5 2EY15, Moreton End Lane, Harpenden, AL5 2EY

Douglas Road, Harpenden, AL5 has a total of 66 addresses. According to our analysis of all the public data, 4, Douglas Road, Harpenden is the 10th largest and the 11th most expensive property on the street.

When compared to the postcode district it is £971k more expensive than the average property in AL5.

• St Nicholas CofE VA Primary School

  600 m away
• Roundwood Primary School

  600 m away
• Harpenden Academy

  900 m away

• Roundwood Park School

  700 m away
• St George's 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

  |

  7.6 km away

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