4, Crabtree Lane, Harpenden occupies a 577 m² plot as recorded by HM Land Registry.

Of the 8 other houses in this postcode, 6 have recorded plot sizes, and this one ranks as the largest.

4, Crabtree Lane, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 22 Jun 2016.

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

4, Crabtree Lane, Harpenden last changed hands on 21st July 2017, selling for £906,250. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold 3 times since 1995.

The market for similar properties has risen by 16.7% since July 2017.

• Sold Jul 2017£906,250
• Sold Aug 2007£591,000
• Sold Nov 2006£355,600

Land Registry records and our Estate Agent network show 120 sales of comparable properties within 680 metres of 4, Crabtree Lane, Harpenden since 2016.

Most recently, 47, Cowper Road, Harpenden, AL5 5NJ, a freehold house, sold at £1,225,000 on the 21st November 2025.

Read more about house prices in AL5.

• Sold Nov 2025£1,225,000 | 4 Bed House47, Cowper Road, Harpenden, AL5 5NJ47, Cowper Road, Harpenden, AL5 5NJ
• Sold Sep 2025£950,000 | 4 Bed House3, Gibbs Close, Harpenden, AL5 1FA3, Gibbs Close, Harpenden, AL5 1FA
• Sold Oct 2024£1,295,000 | 4 Bed House12, Gibbs Close, Harpenden, AL5 1FA12, Gibbs Close, Harpenden, AL5 1FA
• Sold Jul 2024£985,000 | 4 Bed House45, Cowper Road, Harpenden, AL5 5NJ45, Cowper Road, Harpenden, AL5 5NJ
• Sold Jun 2024£970,000 | 4 Bed House20, Meadow Walk, Harpenden, AL5 5TG20, Meadow Walk, Harpenden, AL5 5TG
• 
  Sold Apr 2024£980,000 | 3 Bed House13, Gibbs Close, Harpenden, AL5 1FA13, Gibbs Close, Harpenden, AL5 1FA
• Sold Sep 2023£1,080,000 | 4 Bed House21, Sir Josephs Walk, Harpenden, AL5 2DT21, Sir Josephs Walk, Harpenden, AL5 2DT
• Sold Jun 2023£940,000 | 4 Bed House43, Cowper Road, Harpenden, AL5 5NJ43, Cowper Road, Harpenden, AL5 5NJ
• Sold Apr 2023£965,000 | 4 Bed House37, Barnfield Road, Harpenden, AL5 5TH37, Barnfield Road, Harpenden, AL5 5TH
• Sold Mar 2023£950,000 | 4 Bed House2, St. Johns Road, Harpenden, AL5 1DJ2, St. Johns Road, Harpenden, AL5 1DJ
• Sold Jan 2023£830,000 | 4 Bed House1, Barnfield Road, Harpenden, AL5 5TH1, Barnfield Road, Harpenden, AL5 5TH
• Sold Nov 2022£1,048,500 | 4 Bed House63, Barnfield Road, Harpenden, AL5 5TH63, Barnfield Road, Harpenden, AL5 5TH
• Sold Nov 2022£1,045,000 | 4 Bed House56, Barnfield Road, Harpenden, AL5 5TQ56, Barnfield Road, Harpenden, AL5 5TQ
• Sold Aug 2022£965,500 | 4 Bed House49, Cowper Road, Harpenden, AL5 5NJ49, Cowper Road, Harpenden, AL5 5NJ
• Sold Sep 2021£955,000 | 4 Bed House5, Gorselands, Harpenden, AL5 1QY5, Gorselands, Harpenden, AL5 1QY
• Sold Dec 2020£700,000 | 4 Bed House7, Gibbs Close, Harpenden, AL5 1FA7, Gibbs Close, Harpenden, AL5 1FA
• Sold Dec 2019£897,500 | 4 Bed House6, Crabtree Lane, Harpenden, AL5 5TB6, Crabtree Lane, Harpenden, AL5 5TB
• Sold Oct 2018£1,045,000 | 4 Bed House53, Southdown Road, Harpenden, AL5 1PQ53, Southdown Road, Harpenden, AL5 1PQ
• Sold Dec 2017£835,000 | 4 Bed House2, Crabtree Lane, Harpenden, AL5 5TB2, Crabtree Lane, Harpenden, AL5 5TB
• Sold Jul 2016£780,000 | 4 Bed House31, Barnfield Road, Harpenden, AL5 5TH31, Barnfield Road, Harpenden, AL5 5TH

Our analysis of the public data ranks 4, Crabtree Lane, Harpenden as the 88th largest and the 77th most expensive of the 146 addresses on Crabtree Lane, Harpenden, AL5.

Against the AL5 postcode district average, it is £118k more expensive than the typical property.

• St Dominic Catholic Primary School

  300 m away
• Harpenden Academy

  800 m away
• The Grove Junior School

  800 m away

• St George's School

  1.4 km away
• Sir John Lawes School

  1.4 km away
• Katherine Warington School

  1.8 km away

• Harpenden

  |

  600 m away
• St Albans City

  |

  6.7 km away
• St Albans Abbey

  |

  7.2 km away

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