HM Land Registry records the plot of land for 9, Crabtree Lane, Harpenden as measuring 384 m².

That makes it the 5th largest plot in the postcode, where all 10 other houses have recorded plot data.

9, Crabtree Lane, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 16 Oct 2013.

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 9, Crabtree Lane, Harpenden completed on 29th April 2014 at £665,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 3 times.

Values of comparable properties have risen by 40.1% over the period since April 2014.

• Sold Apr 2014£665,000
• Sold Nov 2006£440,000
• Sold Jan 2000£275,000

Since 2018 102 properties similar to 9, Crabtree Lane, Harpenden have sold within a radius of 650 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 12th February 2026, was 2, Gibbs Close, Harpenden, AL5 1FA, a freehold house which sold for £1,325,000.

Read more about house prices in AL5.

• Sold Feb 2026£1,325,000 | 4 Bed House2, Gibbs Close, Harpenden, AL5 1FA2, Gibbs Close, Harpenden, AL5 1FA
• 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 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 Dec 2022£1,160,000 | 4 Bed House32, Meadow Walk, Harpenden, AL5 5TG32, Meadow Walk, Harpenden, AL5 5TG
• Sold Nov 2022£1,175,000 | 4 Bed House22, Sir Josephs Walk, Harpenden, AL5 2DT22, Sir Josephs Walk, Harpenden, AL5 2DT
• Sold Jun 2022£1,160,000 | 4 Bed House99, Overstone Road, Harpenden, AL5 5PL99, Overstone Road, Harpenden, AL5 5PL
• Sold Jun 2021£915,000 | 4 Bed House6, Gibbs Close, Harpenden, AL5 1FA6, Gibbs Close, Harpenden, AL5 1FA
• Sold Feb 2021£950,000 | 4 Bed House5, Gibbs Close, Harpenden, AL5 1FA5, Gibbs Close, Harpenden, AL5 1FA
• Sold Dec 2020£955,000 | 4 Bed House22A, Spenser Road, Harpenden, AL5 5NN22A, Spenser Road, Harpenden, AL5 5NN
• Sold Dec 2020£700,000 | 4 Bed House7, Gibbs Close, Harpenden, AL5 1FA7, Gibbs Close, Harpenden, AL5 1FA
• Sold Nov 2020£995,000 | 4 Bed House22, Spenser Road, Harpenden, AL5 5NN22, Spenser Road, Harpenden, AL5 5NN
• Sold May 2020£1,060,000 | 4 Bed House11, Gibbs Close, Harpenden, AL5 1FA11, Gibbs Close, Harpenden, AL5 1FA
• Sold Feb 2020£1,050,000 | 4 Bed House30, Southdown Road, Harpenden, AL5 1PF30, Southdown Road, Harpenden, AL5 1PF
• Sold Jul 2019£1,224,000 | 4 Bed House10, Gibbs Close, Harpenden, AL5 1FA10, Gibbs Close, Harpenden, AL5 1FA
• Sold Mar 2019£900,000 | 4 Bed House99A, Overstone Road, Harpenden, AL5 5PL99A, Overstone Road, Harpenden, AL5 5PL
• Sold Feb 2019£915,000 | 4 Bed House31, Meadow Walk, Harpenden, AL5 5TF31, Meadow Walk, Harpenden, AL5 5TF
• Sold Sep 2018£925,000 | 4 Bed House34, Southdown Road, Harpenden, AL5 1PF34, Southdown Road, Harpenden, AL5 1PF

Of the 146 addresses on Crabtree Lane, Harpenden, AL5, 9, Crabtree Lane, Harpenden comes out as the 84th largest and the 61st most expensive in our analysis of the public data.

It is also £235k more expensive than the average property across the AL5 district.

• St Dominic Catholic Primary School

  200 m away
• Harpenden Academy

  700 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

  |

  6.8 km away
• St Albans Abbey

  |

  7.3 km away

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