According to data from HM Land Registry, 12, Westminster Fields, Harpenden sits on a plot of 394 m².

We have plot size data on 25 out of 25 other houses in the postcode and 12, Westminster Fields, Harpenden sits on the 22nd largest plot.

12, Westminster Fields, Harpenden has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 21 Aug 2017.

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

According to HM Land Registry, 12, Westminster Fields, Harpenden was last sold on 26th September 2017 for £900,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since September 2017, the market for similar properties has risen by 37.7%.

• Sold Sep 2017£900,000

According to the Land Registry and our network of Estate Agents, there have been 225 sales of properties similar to 12, Westminster Fields, Harpenden within a radius of 1.4 kilometres since 2014.

The most recent example is 4, Wood End Hill, Harpenden, AL5 3EZ, a freehold house which sold for £1,510,000 on the 3rd October 2025.

Read more about house prices in AL5.

• Sold Oct 2025£1,510,000 | 4 Bed House4, Wood End Hill, Harpenden, AL5 3EZ4, Wood End Hill, Harpenden, AL5 3EZ
• Sold Sep 2025£995,000 | 4 Bed House54, Carpenders Close, Harpenden, AL5 3HN54, Carpenders Close, Harpenden, AL5 3HN
• Sold Jun 2024£950,000 | 4 Bed House31, Yeomans Avenue, Harpenden, AL5 3EH31, Yeomans Avenue, Harpenden, AL5 3EH
• Sold May 2024£950,000 | 4 Bed House3, Carpenders Close, Harpenden, AL5 3HN3, Carpenders Close, Harpenden, AL5 3HN
• Sold Nov 2023£975,000 | 4 Bed House63, Derwent Road, Harpenden, AL5 3NY63, Derwent Road, Harpenden, AL5 3NY
• Sold Jun 2023£860,000 | 4 Bed House92B, Tuffnells Way, Harpenden, AL5 3HW92B, Tuffnells Way, Harpenden, AL5 3HW
• Sold Apr 2023£1,125,000 | 4 Bed House32, Carpenders Close, Harpenden, AL5 3HN32, Carpenders Close, Harpenden, AL5 3HN
• Sold Aug 2022£1,300,000 | 4 Bed House64A, Derwent Road, Harpenden, AL5 3NX64A, Derwent Road, Harpenden, AL5 3NX
• Sold Mar 2021£905,000 | 4 Bed House6, Westminster Fields, Harpenden, AL5 3DZ6, Westminster Fields, Harpenden, AL5 3DZ
• Sold Nov 2019£855,000 | 4 Bed House76, Derwent Road, Harpenden, AL5 3NX76, Derwent Road, Harpenden, AL5 3NX
• Sold Oct 2019£815,000 | 4 Bed House74, Derwent Road, Harpenden, AL5 3NX74, Derwent Road, Harpenden, AL5 3NX
• Sold Mar 2019£870,000 | 4 Bed House82, Derwent Road, Harpenden, AL5 3NX82, Derwent Road, Harpenden, AL5 3NX
• Sold Dec 2018£920,000 | 4 Bed House78, Derwent Road, Harpenden, AL5 3NX78, Derwent Road, Harpenden, AL5 3NX
• Sold Dec 2018£915,000 | 4 Bed House80, Derwent Road, Harpenden, AL5 3NX80, Derwent Road, Harpenden, AL5 3NX
• Sold Nov 2017£890,000 | 4 Bed House7, Westminster Fields, Harpenden, AL5 3DZ7, Westminster Fields, Harpenden, AL5 3DZ
• Sold Jun 2017£900,000 | 4 Bed House8, Westminster Fields, Harpenden, AL5 3DZ8, Westminster Fields, Harpenden, AL5 3DZ
• Sold Jul 2016£1,087,500 | 4 Bed House37, Yeomans Avenue, Harpenden, AL5 3EH37, Yeomans Avenue, Harpenden, AL5 3EH
• Sold Jul 2016£825,000 | 4 Bed House23, Yeomans Avenue, Harpenden, AL5 3EH23, Yeomans Avenue, Harpenden, AL5 3EH
• Sold Mar 2015£730,000 | 4 Bed House65, Derwent Road, Harpenden, AL5 3NY65, Derwent Road, Harpenden, AL5 3NY
• Sold Dec 2014£780,000 | 4 Bed House4, Miley Close, Harpenden, AL5 3DS4, Miley Close, Harpenden, AL5 3DS

Westminster Fields, Harpenden, AL5 has a total of 25 addresses. According to our analysis of all the public data, 12, Westminster Fields, Harpenden is the 23rd largest and the 23rd most expensive property on the street.

When compared to the postcode district it is £80k more expensive than the average property in AL5.

• Wood End School

  300 m away
• Roundwood Primary School

  1.2 km away
• St Nicholas CofE VA Primary School

  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

  |

  5.2 km away
• Luton

  |

  6.5 km away

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