9, Parva Close, Harpenden occupies a 289 m² plot as recorded by HM Land Registry.

Of the 6 other houses in this postcode, 5 have recorded plot sizes, and this one ranks as the 2nd largest.

9, Parva Close, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 20 Jul 2020.

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

9, Parva Close, Harpenden last changed hands on 22nd October 2025, selling for £795,000. 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 risen by 31.9% since October 2025.

• Sold Oct 2025£795,000

Land Registry records and our Estate Agent network show 219 sales of comparable properties within 670 metres of 9, Parva Close, Harpenden since 2019.

Most recently, 7, Cranbourne Drive, Harpenden, AL5 1RJ, a freehold house, sold at £790,000 on the 17th February 2026.

Read more about house prices in AL5.

• Sold Feb 2026£790,000 | 4 Bed House7, Cranbourne Drive, Harpenden, AL5 1RJ7, Cranbourne Drive, Harpenden, AL5 1RJ
• Sold Dec 2025£760,000 | 4 Bed House35, Welbeck Rise, Harpenden, AL5 1RT35, Welbeck Rise, Harpenden, AL5 1RT
• Sold Nov 2025£760,000 | 4 Bed House51, Cranbourne Drive, Harpenden, AL5 1RJ51, Cranbourne Drive, Harpenden, AL5 1RJ
• Sold Nov 2025£800,000 | 3 Bed House4, Acacia Walk, Harpenden, AL5 1SH4, Acacia Walk, Harpenden, AL5 1SH
• Sold Jun 2025£600,000 | 3 Bed House29, Field Close, Harpenden, AL5 1EP29, Field Close, Harpenden, AL5 1EP
• Sold May 2025£725,000 | 4 Bed House16, Wensley Close, Harpenden, AL5 1RZ16, Wensley Close, Harpenden, AL5 1RZ
• Sold Mar 2025£765,000 | 4 Bed House5, Newton Close, Harpenden, AL5 1SP5, Newton Close, Harpenden, AL5 1SP
• Sold Feb 2025£815,000 | 4 Bed House6, Aran Close, Harpenden, AL5 1SW6, Aran Close, Harpenden, AL5 1SW
• Sold Aug 2024£626,600 | 4 Bed House15, Burnsall Place, Harpenden, AL5 1RS15, Burnsall Place, Harpenden, AL5 1RS
• Sold Jul 2024£925,000 | 4 Bed House54, Broadstone Road, Harpenden, AL5 1RF54, Broadstone Road, Harpenden, AL5 1RF
• Sold May 2024£768,000 | 4 Bed House44, Broadstone Road, Harpenden, AL5 1RF44, Broadstone Road, Harpenden, AL5 1RF
• Sold Apr 2024£720,000 | 3 Bed House9, Hawthorn Close, Harpenden, AL5 1HN9, Hawthorn Close, Harpenden, AL5 1HN
• Sold Dec 2023£695,000 | 3 Bed House45, Eastcote Drive, Harpenden, AL5 1SE45, Eastcote Drive, Harpenden, AL5 1SE
• Sold Jun 2023£755,000 | 4 Bed House23, Welbeck Rise, Harpenden, AL5 1RT23, Welbeck Rise, Harpenden, AL5 1RT
• Sold Dec 2022£740,000 | 4 Bed House29, Cranbourne Drive, Harpenden, AL5 1RJ29, Cranbourne Drive, Harpenden, AL5 1RJ
• Sold Feb 2022£820,000 | 4 Bed House10, Magna Close, Harpenden, AL5 1RH10, Magna Close, Harpenden, AL5 1RH
• Sold Feb 2022£733,000 | 4 Bed House9, Ranleigh Walk, Harpenden, AL5 1SR9, Ranleigh Walk, Harpenden, AL5 1SR
• Sold Nov 2020£649,500 | 4 Bed House3, Acacia Walk, Harpenden, AL5 1SH3, Acacia Walk, Harpenden, AL5 1SH
• Sold Oct 2020£687,500 | 4 Bed House12, Magna Close, Harpenden, AL5 1RH12, Magna Close, Harpenden, AL5 1RH
• Sold Sep 2019£590,000 | 4 Bed House5, Acacia Walk, Harpenden, AL5 1SH5, Acacia Walk, Harpenden, AL5 1SH

Our analysis of the public data ranks 9, Parva Close, Harpenden as the 5th largest and the 4th most expensive of the 6 addresses on Parva Close, Harpenden, AL5.

Against the AL5 postcode district average, it is £181k less expensive than the typical property.

• The Grove Infant and Nursery School

  500 m away
• The Grove Junior School

  500 m away
• High Beeches Primary School

  1.1 km away

• Katherine Warington School

  2.2 km away
• Sir John Lawes School

  2.2 km away
• St George's School

  2.3 km away

• Harpenden

  |

  1.6 km away
• St Albans City

  |

  6.0 km away
• St Albans Abbey

  |

  6.6 km away

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