HM Land Registry records the plot of land for 4, Penshurst Close, Harpenden as measuring 475 m².

That makes it the 3rd largest plot in the postcode, where 4 of the 8 other houses have recorded plot data.

The most recent sale of 4, Penshurst Close, Harpenden completed on 23rd November 2007 at £450,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 96.2% over the period since November 2007.

• Sold Nov 2007£450,000

Since 2018 229 properties similar to 4, Penshurst Close, Harpenden have sold within a radius of 1.1 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 9th January 2026, was 22, Kinsbourne Close, Harpenden, AL5 3PB, a freehold house which sold for £915,000.

Read more about house prices in AL5.

• Sold Jan 2026£915,000 | 4 Bed House22, Kinsbourne Close, Harpenden, AL5 3PB22, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Dec 2025£850,000 | 4 Bed House2, Kinsbourne Close, Harpenden, AL5 3PB2, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Nov 2025£752,370 | 4 Bed House341, Luton Road, Harpenden, AL5 3LZ341, Luton Road, Harpenden, AL5 3LZ
• Sold Nov 2025£985,500 | 4 Bed House19, Ridge Avenue, Harpenden, AL5 3LT19, Ridge Avenue, Harpenden, AL5 3LT
• Sold Oct 2025£1,510,000 | 4 Bed House4, Wood End Hill, Harpenden, AL5 3EZ4, Wood End Hill, Harpenden, AL5 3EZ
• Sold Aug 2025£945,000 | 4 Bed House9, Molescroft, Harpenden, AL5 3LS9, Molescroft, Harpenden, AL5 3LS
• Sold Nov 2024£1,050,000 | 4 Bed House253, Luton Road, Harpenden, AL5 3DE253, Luton Road, Harpenden, AL5 3DE
• Sold Oct 2024£845,000 | 4 Bed House24, Ridge Avenue, Harpenden, AL5 3LT24, Ridge Avenue, Harpenden, AL5 3LT
• Sold Oct 2024£950,000 | 4 Bed House12, Carpenders Close, Harpenden, AL5 3HN12, Carpenders Close, Harpenden, AL5 3HN
• Sold May 2024£950,000 | 4 Bed House3, Carpenders Close, Harpenden, AL5 3HN3, Carpenders Close, Harpenden, AL5 3HN
• Sold Dec 2023£675,000 | 4 Bed House8, Ridge Avenue, Harpenden, AL5 3LU8, Ridge Avenue, Harpenden, AL5 3LU
• Sold Dec 2022£875,000 | 4 Bed House35, Tuffnells Way, Harpenden, AL5 3HA35, Tuffnells Way, Harpenden, AL5 3HA
• Sold Sep 2022£900,000 | 4 Bed House16, Ridge Avenue, Harpenden, AL5 3LU16, Ridge Avenue, Harpenden, AL5 3LU
• Sold May 2022£1,025,000 | 4 Bed House51, Tuffnells Way, Harpenden, AL5 3HA51, Tuffnells Way, Harpenden, AL5 3HA
• Sold Jan 2022£950,000 | 4 Bed House38, The Close, Harpenden, AL5 3NB38, The Close, Harpenden, AL5 3NB
• Sold May 2021£852,500 | 4 Bed House3, Ridgewood Gardens, Harpenden, AL5 3NN3, Ridgewood Gardens, Harpenden, AL5 3NN
• Sold Apr 2021£815,000 | 4 Bed House1, Carpenders Close, Harpenden, AL5 3HN1, Carpenders Close, Harpenden, AL5 3HN
• Sold Nov 2020£576,000 | 4 Bed House30, Vale Close, Harpenden, AL5 3LX30, Vale Close, Harpenden, AL5 3LX
• Sold Mar 2020£730,000 | 4 Bed House40, Ridge Avenue, Harpenden, AL5 3LT40, Ridge Avenue, Harpenden, AL5 3LT
• Sold Nov 2018£695,000 | 4 Bed House20, Carpenders Close, Harpenden, AL5 3HN20, Carpenders Close, Harpenden, AL5 3HN

Of the 8 addresses on Penshurst Close, Harpenden, AL5, 4, Penshurst Close, Harpenden comes out as the 3rd largest and the 3rd most expensive in our analysis of the public data.

It is also £37k less expensive than the average property across the AL5 district.

• Wood End School

  400 m away
• Roundwood Primary School

  1.1 km away
• The Lea Primary School and Nursery

  1.6 km away

• Roundwood Park School

  1.0 km away
• St George's School

  1.7 km away
• Sir John Lawes School

  2.2 km away

• Harpenden

  |

  2.3 km away
• Luton Airport Parkway

  |

  5.1 km away
• Luton

  |

  6.5 km away

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