3, Hillside Road, Harpenden occupies a 632 m² plot as recorded by HM Land Registry.

Of the 23 other houses in this postcode, 17 have recorded plot sizes, and this one ranks as the 2nd largest.

3, Hillside Road, Harpenden has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 08 Mar 2023.

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

3, Hillside Road, Harpenden last changed hands on 9th August 2023, selling for £1,150,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has dropped by 3.4% since August 2023.

• Sold Aug 2023£1,150,000

Land Registry records and our Estate Agent network show 62 sales of comparable properties within 760 metres of 3, Hillside Road, Harpenden since 2013.

Most recently, 25, Moreton End Lane, Harpenden, AL5 2EY, a freehold house, sold at £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 Oct 2025£1,200,000 | 4 Bed House46, Bloomfield Road, Harpenden, AL5 4DB46, Bloomfield Road, Harpenden, AL5 4DB
• Sold Feb 2025£1,100,000 | 4 Bed House1, Ox Lane, Harpenden, AL5 4HH1, Ox Lane, Harpenden, AL5 4HH
• Sold May 2024£982,700 | 4 Bed House1, Timbers Court, Harpenden, AL5 2QA1, Timbers Court, Harpenden, AL5 2QA
• Sold Apr 2024£927,000 | 4 Bed House41, Ambrose Lane, Harpenden, AL5 4BU41, Ambrose Lane, Harpenden, AL5 4BU
• Sold Nov 2023£850,500 | 4 Bed House35, Ambrose Lane, Harpenden, AL5 4BU35, Ambrose Lane, Harpenden, AL5 4BU
• Sold Dec 2021£1,204,000 | 4 Bed House2, Lambourn Gardens, Harpenden, AL5 4DQ2, Lambourn Gardens, Harpenden, AL5 4DQ
• Sold Sep 2021£1,200,000 | 4 Bed House45, Luton Road, Harpenden, AL5 2UB45, Luton Road, Harpenden, AL5 2UB
• Sold May 2021£1,095,000 | 4 Bed House6, Roundwood Lane, Harpenden, AL5 3BZ6, Roundwood Lane, Harpenden, AL5 3BZ
• Sold Dec 2020£868,000 | 4 Bed House17B, Douglas Road, Harpenden, AL5 2EN17B, Douglas Road, Harpenden, AL5 2EN
• Sold Nov 2020£990,000 | 4 Bed House17, Ambrose Lane, Harpenden, AL5 4AU17, Ambrose Lane, Harpenden, AL5 4AU
• Sold Nov 2019£800,000 | 4 Bed House51, Moreton End Lane, Harpenden, AL5 2HA51, Moreton End Lane, Harpenden, AL5 2HA
• Sold May 2019£850,000 | 4 Bed House9A, How Field, Harpenden, AL5 3AU9A, How Field, Harpenden, AL5 3AU
• Sold Apr 2019£922,500 | 4 Bed House35, Clarence Road, Harpenden, AL5 4AH35, Clarence Road, Harpenden, AL5 4AH
• Sold Mar 2017£1,037,000 | 4 Bed House27, Ambrose Lane, Harpenden, AL5 4DG27, Ambrose Lane, Harpenden, AL5 4DG
• Sold Sep 2016£825,000 | 4 Bed House4, Lambourn Gardens, Harpenden, AL5 4DQ4, Lambourn Gardens, Harpenden, AL5 4DQ
• Sold Nov 2015£925,000 | 4 Bed House37, Claygate Avenue, Harpenden, AL5 2HE37, Claygate Avenue, Harpenden, AL5 2HE
• Sold Nov 2014£635,000 | 4 Bed House76, Park Rise, Harpenden, AL5 3AL76, Park Rise, Harpenden, AL5 3AL
• Sold Jan 2013£725,000 | 4 Bed House27, Hillside Road, Harpenden, AL5 4BS27, Hillside Road, Harpenden, AL5 4BS

Our analysis of the public data ranks 3, Hillside Road, Harpenden as the 33rd largest and the 24th most expensive of the 81 addresses on Hillside Road, Harpenden, AL5.

Against the AL5 postcode district average, it is £207k more expensive than the typical property.

• Roundwood Primary School

  800 m away
• The Lea Primary School and Nursery

  800 m away
• St Nicholas CofE VA Primary School

  900 m away

• St George's School

  700 m away
• Roundwood Park School

  800 m away
• Sir John Lawes School

  1.2 km away

• Harpenden

  |

  1.4 km away
• Luton Airport Parkway

  |

  5.8 km away
• Luton

  |

  7.3 km away

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