HM Land Registry records the plot of land for 145, Crabtree Lane, Harpenden as measuring 444 m².

That makes it the 3rd largest plot in the postcode, where 5 of the 9 other houses have recorded plot data.

145, Crabtree Lane, Harpenden has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 30 Oct 2025.

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 145, Crabtree Lane, Harpenden completed on 3rd November 2009 at £660,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 4 times.

Values of comparable properties have risen by 90.5% over the period since November 2009.

• Sold Nov 2009£660,000
• Sold Sep 2007£645,290
• Sold Aug 1999£235,000

Since 2017 72 properties similar to 145, Crabtree Lane, Harpenden have sold within a radius of 710 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 15th January 2026, was 55, Wroxham Way, Harpenden, AL5 4PR, a freehold house which sold for £1,260,000.

Read more about house prices in AL5.

• Sold Jan 2026£1,260,000 | 5 Bed House55, Wroxham Way, Harpenden, AL5 4PR55, Wroxham Way, Harpenden, AL5 4PR
• Sold Nov 2025£1,055,000 | 5 Bed House100A, Crabtree Lane, Harpenden, AL5 5RF100A, Crabtree Lane, Harpenden, AL5 5RF
• Sold Jun 2025£1,550,000 | 4 Bed House146, Station Road, Harpenden, AL5 4RH146, Station Road, Harpenden, AL5 4RH
• Sold Mar 2025£1,375,000 | 4 Bed House115, Overstone Road, Harpenden, AL5 5PL115, Overstone Road, Harpenden, AL5 5PL
• Sold Dec 2024£1,170,000 | 4 Bed House9, Langdale Avenue, Harpenden, AL5 5QU9, Langdale Avenue, Harpenden, AL5 5QU
• Sold Sep 2024£1,192,500 | 4 Bed House87, Overstone Road, Harpenden, AL5 5PL87, Overstone Road, Harpenden, AL5 5PL
• Sold Sep 2023£1,090,000 | 4 Bed House37, Granby Avenue, Harpenden, AL5 5QP37, Granby Avenue, Harpenden, AL5 5QP
• Sold Aug 2023£1,395,000 | 4 Bed House23, Granby Avenue, Harpenden, AL5 5QP23, Granby Avenue, Harpenden, AL5 5QP
• Sold Jul 2023£1,130,000 | 4 Bed House43, Lyndhurst Drive, Harpenden, AL5 5RH43, Lyndhurst Drive, Harpenden, AL5 5RH
• Sold Feb 2023£1,150,000 | 4 Bed House31, Aldwickbury Crescent, Harpenden, AL5 5SA31, Aldwickbury Crescent, Harpenden, AL5 5SA
• Sold Apr 2022£1,780,000 | 4 Bed House29, Granby Avenue, Harpenden, AL5 5QP29, Granby Avenue, Harpenden, AL5 5QP
• Sold Mar 2022£970,000 | 4 Bed House48, Lyndhurst Drive, Harpenden, AL5 5RJ48, Lyndhurst Drive, Harpenden, AL5 5RJ
• Sold Dec 2021£1,285,000 | 5 Bed House45, Granby Avenue, Harpenden, AL5 5QP45, Granby Avenue, Harpenden, AL5 5QP
• Sold Oct 2019£1,050,000 | 5 Bed House53, Lyndhurst Drive, Harpenden, AL5 5RH53, Lyndhurst Drive, Harpenden, AL5 5RH
• Sold Sep 2019£1,090,000 | 5 Bed House19, Granby Avenue, Harpenden, AL5 5QP19, Granby Avenue, Harpenden, AL5 5QP
• Sold May 2019£1,050,000 | 4 Bed House21, Granby Avenue, Harpenden, AL5 5QP21, Granby Avenue, Harpenden, AL5 5QP
• Sold Apr 2019£920,000 | 4 Bed House46, Granby Avenue, Harpenden, AL5 5QR46, Granby Avenue, Harpenden, AL5 5QR
• Sold Apr 2019£925,000 | 4 Bed House46A, Granby Avenue, Harpenden, AL5 5QR46A, Granby Avenue, Harpenden, AL5 5QR
• Sold Apr 2018£1,175,000 | 5 Bed House1, Granby Avenue, Harpenden, AL5 5QP1, Granby Avenue, Harpenden, AL5 5QP
• Sold Jun 2017£1,000,000 | 4 Bed House55, Granby Avenue, Harpenden, AL5 5QP55, Granby Avenue, Harpenden, AL5 5QP

Of the 146 addresses on Crabtree Lane, Harpenden, AL5, 145, Crabtree Lane, Harpenden comes out as the 41st largest and the 56th most expensive in our analysis of the public data.

It is also £259k more expensive than the average property across the AL5 district.

• Crabtree Junior School

  300 m away
• Crabtree Infants' School

  400 m away
• High Beeches Primary School

  500 m away

• Katherine Warington School

  600 m away
• Sir John Lawes School

  700 m away
• St George's School

  1.2 km away

• Harpenden

  |

  1.0 km away
• Luton Airport Parkway

  |

  7.3 km away
• St Albans City

  |

  7.6 km away

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