According to data from HM Land Registry, 3, Greatfield Close, Harpenden sits on a plot of 560 m².

We have plot size data on 20 out of 20 other houses in the postcode and 3, Greatfield Close, Harpenden sits on the largest plot.

3, Greatfield Close, Harpenden has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 16 Jan 2015.

The property is not connected to mains gas and has high performance glazing. It is heated using a boiler and underfloor heating (mains gas).

According to HM Land Registry, 3, Greatfield Close, Harpenden was last sold on 23rd April 2002 for £315,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

• Sold Apr 2002£315,000

According to the Land Registry and our network of Estate Agents, there have been 40 sales of properties similar to 3, Greatfield Close, Harpenden within a radius of 1.4 kilometres since 2007.

The most recent example is 245, Luton Road, Harpenden, AL5 3DE, a freehold house which sold for £1,060,000 on the 13th October 2025.

Read more about house prices in AL5.

• Sold Oct 2025£1,060,000 | 5 Bed House245, Luton Road, Harpenden, AL5 3DE245, Luton Road, Harpenden, AL5 3DE
• Sold Mar 2023£1,200,000 | 5 Bed House18, Brackendale Grove, Harpenden, AL5 3EJ18, Brackendale Grove, Harpenden, AL5 3EJ
• Sold Mar 2023£1,250,000 | 5 Bed HouseGreenhaven, The Common, Harpenden, AL5 3NTGreenhaven, The Common, Harpenden, AL5 3NT
• Sold Aug 2022£915,000 | 5 Bed House2, Green Lawns Close, Harpenden, AL5 3QD2, Green Lawns Close, Harpenden, AL5 3QD
• Sold Feb 2020£800,000 | 5 Bed House3, Green Lawns Close, Harpenden, AL5 3QD3, Green Lawns Close, Harpenden, AL5 3QD
• Sold Jul 2019£1,035,000 | 5 Bed House61, Derwent Road, Harpenden, AL5 3NY61, Derwent Road, Harpenden, AL5 3NY
• Sold Jun 2019£958,000 | 5 Bed House71, Derwent Road, Harpenden, AL5 3NY71, Derwent Road, Harpenden, AL5 3NY
• Sold May 2019£1,000,000 | 5 Bed House73, Derwent Road, Harpenden, AL5 3NY73, Derwent Road, Harpenden, AL5 3NY
• Sold Jun 2018£1,050,000 | 5 Bed House11, Westminster Fields, Harpenden, AL5 3DZ11, Westminster Fields, Harpenden, AL5 3DZ
• Sold Mar 2018£996,000 | 5 Bed House30, Brackendale Grove, Harpenden, AL5 3EJ30, Brackendale Grove, Harpenden, AL5 3EJ
• Sold Jan 2018£1,020,000 | 5 Bed House34, Carpenders Close, Harpenden, AL5 3HN34, Carpenders Close, Harpenden, AL5 3HN
• Sold Dec 2014£865,000 | 5 Bed House19, Miley Close, Harpenden, AL5 3DS19, Miley Close, Harpenden, AL5 3DS
• Sold Dec 2014£865,000 | 5 Bed House18, Miley Close, Harpenden, AL5 3DS18, Miley Close, Harpenden, AL5 3DS
• Sold Sep 2014£855,000 | 5 Bed House14, Miley Close, Harpenden, AL5 3DS14, Miley Close, Harpenden, AL5 3DS
• Sold Jun 2014£700,000 | 5 Bed House6, Greatfield Close, Harpenden, AL5 3HP6, Greatfield Close, Harpenden, AL5 3HP
• Sold Mar 2014£865,000 | 5 Bed House5, Green Lawns Close, Harpenden, AL5 3QD5, Green Lawns Close, Harpenden, AL5 3QD
• Sold Dec 2013£725,000 | 5 Bed House1, Green Lawns Close, Harpenden, AL5 3QD1, Green Lawns Close, Harpenden, AL5 3QD
• Sold Nov 2013£850,000 | 5 Bed House8, Green Lawns Close, Harpenden, AL5 3QD8, Green Lawns Close, Harpenden, AL5 3QD
• Sold Jul 2012£660,000 | 5 Bed House9, Carpenders Close, Harpenden, AL5 3HN9, Carpenders Close, Harpenden, AL5 3HN
• Sold Aug 2007£725,000 | 5 Bed House67, Derwent Road, Harpenden, AL5 3NY67, Derwent Road, Harpenden, AL5 3NY

Greatfield Close, Harpenden, AL5 has a total of 20 addresses. According to our analysis of all the public data, 3, Greatfield Close, Harpenden is the largest and the most expensive property on the street.

When compared to the postcode district it is £124k more expensive than the average property in AL5.

• Wood End School

  200 m away
• Roundwood Primary School

  1.2 km away
• The Lea Primary School and Nursery

  2.1 km away

• Roundwood Park School

  1.2 km away
• St George's School

  2.2 km away
• Sir John Lawes School

  2.7 km away

• Harpenden

  |

  2.6 km away
• Luton Airport Parkway

  |

  5.1 km away
• Luton

  |

  6.4 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.