HM Land Registry records the plot of land for 9, Medlows, Harpenden as measuring 703 m².

That makes it the 8th largest plot in the postcode, where all 10 other houses have recorded plot data.

9, Medlows, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 06 Dec 2014.

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

The most recent sale of 9, Medlows, Harpenden completed on 26th June 2015 at £1,540,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 34.4% over the period since June 2015.

• Sold Jun 2015£1,540,000
• Sold Aug 2006£995,000

Since 2009 52 properties similar to 9, Medlows, Harpenden have sold within a radius of 880 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 13th January 2026, was 7, Moreton Place, Harpenden, AL5 2UF, a freehold house which sold for £1,925,000.

Read more about house prices in AL5.

• Sold Jan 2026£1,925,000 | 5 Bed House7, Moreton Place, Harpenden, AL5 2UF7, Moreton Place, Harpenden, AL5 2UF
• Sold Aug 2025£2,200,000 | 5 Bed House8, Wood End Hill, Harpenden, AL5 3EZ8, Wood End Hill, Harpenden, AL5 3EZ
• Sold Jun 2025£2,195,000 | 5 Bed House11C, Douglas Road, Harpenden, AL5 2EN11C, Douglas Road, Harpenden, AL5 2EN
• Sold Dec 2024£2,125,000 | 5 Bed House24A, Roundwood Lane, Harpenden, AL5 3BZ24A, Roundwood Lane, Harpenden, AL5 3BZ
• Sold Mar 2024£1,735,000 | 5 Bed House8, Douglas Road, Harpenden, AL5 2EW8, Douglas Road, Harpenden, AL5 2EW
• Sold Nov 2023£980,000 | 5 Bed House56, Roundwood Park, Harpenden, AL5 3AF56, Roundwood Park, Harpenden, AL5 3AF
• Sold Jun 2022£1,645,000 | 5 Bed House14, Moreton End Lane, Harpenden, AL5 2EX14, Moreton End Lane, Harpenden, AL5 2EX
• Sold Apr 2021£1,295,000 | 5 Bed House12, Pondwick Road, Harpenden, AL5 2HG12, Pondwick Road, Harpenden, AL5 2HG
• Sold Jan 2021£1,700,000 | 5 Bed House92, Townsend Lane, Harpenden, AL5 2RQ92, Townsend Lane, Harpenden, AL5 2RQ
• Sold Dec 2020£1,850,000 | 5 Bed House8, Wood End Road, Harpenden, AL5 3ED8, Wood End Road, Harpenden, AL5 3ED
• Sold Jan 2020£1,800,000 | 5 Bed House32A, Roundwood Park, Harpenden, AL5 3AF32A, Roundwood Park, Harpenden, AL5 3AF
• Sold Jul 2019£800,000 | 5 Bed HousePark View House, Roundwood Park, Harpenden, AL5 3ABPark View House, Roundwood Park, Harpenden, AL5 3AB
• Sold Jul 2019£800,000 | 5 Bed House13, Roundwood Park, Harpenden, AL5 3AB13, Roundwood Park, Harpenden, AL5 3AB
• Sold Jul 2019£1,650,000 | 5 Bed House37, Moreton End Lane, Harpenden, AL5 2EY37, Moreton End Lane, Harpenden, AL5 2EY
• Sold Jul 2019£1,605,000 | 5 Bed House33, Roundwood Park, Harpenden, AL5 3AG33, Roundwood Park, Harpenden, AL5 3AG
• Sold Jun 2018£1,607,000 | 5 Bed House47, Roundwood Lane, Harpenden, AL5 3BP47, Roundwood Lane, Harpenden, AL5 3BP
• Sold Mar 2018£1,850,000 | 5 Bed House33, Moreton End Lane, Harpenden, AL5 2EY33, Moreton End Lane, Harpenden, AL5 2EY
• Sold Jan 2017£1,205,000 | 5 Bed House30, Barns Dene, Harpenden, AL5 2HQ30, Barns Dene, Harpenden, AL5 2HQ
• Sold Oct 2013£1,245,000 | 5 Bed House48, Roundwood Park, Harpenden, AL5 3AF48, Roundwood Park, Harpenden, AL5 3AF
• Sold May 2009£1,100,000 | 5 Bed House35A, Roundwood Park, Harpenden, AL5 3AG35A, Roundwood Park, Harpenden, AL5 3AG

Of the 10 addresses on Medlows, Harpenden, AL5, 9, Medlows, Harpenden comes out as the largest and the most expensive in our analysis of the public data.

It is also £1.137m more expensive than the average property across the AL5 district.

• Roundwood Primary School

  200 m away
• Wood End School

  800 m away
• St Nicholas CofE VA Primary School

  1.2 km away

• Roundwood Park School

  200 m away
• St George's School

  1.4 km away
• Sir John Lawes School

  1.9 km away

• Harpenden

  |

  1.7 km away
• Luton Airport Parkway

  |

  5.9 km away
• Luton

  |

  7.3 km away

The flood risk here is rated Very Low, based on Environment Agency data.