HM Land Registry records the plot of land for 33A, Crabtree Lane, Harpenden as measuring 309 m².

That makes it the 14th largest plot in the postcode, where 15 of the 18 other houses have recorded plot data.

33A, Crabtree Lane, Harpenden has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 29 Sep 2009.

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

The most recent sale of 33A, Crabtree Lane, Harpenden completed on 14th November 2014 at £912,000 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 42.5% over the period since November 2014.

• Sold Nov 2014£912,000

Since 2009 82 properties similar to 33A, Crabtree Lane, Harpenden have sold within a radius of 590 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 17th October 2025, was 35, Crabtree Lane, Harpenden, AL5 5NT, a freehold house which sold for £1,395,000.

Read more about house prices in AL5.

• Sold Oct 2025£1,395,000 | 5 Bed House35, Crabtree Lane, Harpenden, AL5 5NT35, Crabtree Lane, Harpenden, AL5 5NT
• Sold Oct 2025£1,525,000 | 5 Bed House23, Meadow Walk, Harpenden, AL5 5TF23, Meadow Walk, Harpenden, AL5 5TF
• Sold Sep 2025£1,395,000 | 4 Bed House30, Crabtree Lane, Harpenden, AL5 5NS30, Crabtree Lane, Harpenden, AL5 5NS
• Sold Aug 2025£1,530,565 | 5 Bed House1B, Crabtree Lane, Harpenden, AL5 5TA1B, Crabtree Lane, Harpenden, AL5 5TA
• Sold Apr 2025£1,500,000 | 5 Bed House2A, Kipling Way, Harpenden, AL5 4XG2A, Kipling Way, Harpenden, AL5 4XG
• Sold Feb 2025£1,465,000 | 5 Bed House4, Spenser Road, Harpenden, AL5 5NN4, Spenser Road, Harpenden, AL5 5NN
• Sold Feb 2025£1,550,000 | 5 Bed House18, Spenser Road, Harpenden, AL5 5NN18, Spenser Road, Harpenden, AL5 5NN
• Sold Sep 2024£1,192,500 | 4 Bed House87, Overstone Road, Harpenden, AL5 5PL87, Overstone Road, Harpenden, AL5 5PL
• Sold Jul 2024£1,225,000 | 5 Bed House34, Highfield Avenue, Harpenden, AL5 5UA34, Highfield Avenue, Harpenden, AL5 5UA
• Sold Jan 2024£1,350,000 | 5 Bed House15, Spenser Road, Harpenden, AL5 5NW15, Spenser Road, Harpenden, AL5 5NW
• Sold Oct 2023£1,185,000 | 5 Bed House25, Crabtree Lane, Harpenden, AL5 5NT25, Crabtree Lane, Harpenden, AL5 5NT
• Sold Sep 2023£1,076,000 | 5 Bed House4, Meadow Walk, Harpenden, AL5 5TG4, Meadow Walk, Harpenden, AL5 5TG
• Sold Mar 2021£1,010,000 | 5 Bed House8, Gibbs Close, Harpenden, AL5 1FA8, Gibbs Close, Harpenden, AL5 1FA
• Sold Feb 2021£1,350,000 | 5 Bed House15, Gibbs Close, Harpenden, AL5 1FA15, Gibbs Close, Harpenden, AL5 1FA
• Sold Feb 2021£1,100,000 | 5 Bed House9, Gibbs Close, Harpenden, AL5 1FA9, Gibbs Close, Harpenden, AL5 1FA
• Sold Oct 2020£1,210,000 | 5 Bed House35A, Crabtree Lane, Harpenden, AL5 5NT35A, Crabtree Lane, Harpenden, AL5 5NT
• Sold Aug 2020£1,175,000 | 4 Bed House33, Crabtree Lane, Harpenden, AL5 5NT33, Crabtree Lane, Harpenden, AL5 5NT
• Sold Dec 2015£850,000 | 5 Bed House33B, Crabtree Lane, Harpenden, AL5 5NT33B, Crabtree Lane, Harpenden, AL5 5NT
• Sold Jun 2015£985,000 | 5 Bed House37A, Crabtree Lane, Harpenden, AL5 5NT37A, Crabtree Lane, Harpenden, AL5 5NT
• Sold Dec 2009£777,500 | 5 Bed House37, Crabtree Lane, Harpenden, AL5 5NT37, Crabtree Lane, Harpenden, AL5 5NT

Of the 146 addresses on Crabtree Lane, Harpenden, AL5, 33A, Crabtree Lane, Harpenden comes out as the 25th largest and the 41st most expensive in our analysis of the public data.

It is also £367k more expensive than the average property across the AL5 district.

• St Dominic Catholic Primary School

  400 m away
• Crabtree Infants' School

  500 m away
• Crabtree Junior School

  500 m away

• Sir John Lawes School

  1.1 km away
• St George's School

  1.2 km away
• Katherine Warington School

  1.5 km away

• Harpenden

  |

  500 m away
• St Albans City

  |

  7.0 km away
• St Albans Abbey

  |

  7.5 km away

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