According to data from HM Land Registry, 1, Ancaster Close, Harpenden sits on a plot of 505 m².

We have plot size data on 3 out of 3 other houses in the postcode and 1, Ancaster Close, Harpenden sits on the 2nd largest plot.

1, Ancaster Close, Harpenden has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 25 Oct 2017.

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

According to HM Land Registry, 1, Ancaster Close, Harpenden was last sold on 8th December 2017 for £1,550,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since December 2017, the market for similar properties has risen by 30.3%.

• Sold Dec 2017£1,550,000

According to the Land Registry and our network of Estate Agents, there have been 110 sales of properties similar to 1, Ancaster Close, Harpenden within a radius of 740 metres since 2019.

The most recent example is 10, Wordsworth Road, Harpenden, AL5 4AF, a freehold house which sold for £1,650,000 on the 12th December 2025.

Read more about house prices in AL5.

• Sold Dec 2025£1,650,000 | 5 Bed House10, Wordsworth Road, Harpenden, AL5 4AF10, Wordsworth Road, Harpenden, AL5 4AF
• Sold Nov 2025£1,435,000 | 5 Bed House17, Ox Lane, Harpenden, AL5 4HF17, Ox Lane, Harpenden, AL5 4HF
• Sold Oct 2025£1,390,000 | 5 Bed House22, Lea Road, Harpenden, AL5 4PG22, Lea Road, Harpenden, AL5 4PG
• Sold May 2025£1,550,000 | 5 Bed HouseHenry House, Sauncey Avenue, Harpenden, AL5 4QRHenry House, Sauncey Avenue, Harpenden, AL5 4QR
• Sold Nov 2024£1,355,000 | 5 Bed House2, Ancaster Close, Harpenden, AL5 4FL2, Ancaster Close, Harpenden, AL5 4FL
• Sold Jul 2024£1,400,000 | 5 Bed House5, Jameson Road, Harpenden, AL5 4HG5, Jameson Road, Harpenden, AL5 4HG
• Sold Jan 2024£1,400,000 | 5 Bed House7, Jameson Road, Harpenden, AL5 4HG7, Jameson Road, Harpenden, AL5 4HG
• Sold Dec 2023£1,425,000 | 5 Bed House32, Lea Road, Harpenden, AL5 4PG32, Lea Road, Harpenden, AL5 4PG
• Sold Jun 2023£1,530,000 | 5 Bed House29, Ox Lane, Harpenden, AL5 4HF29, Ox Lane, Harpenden, AL5 4HF
• Sold Apr 2023£1,295,000 | 5 Bed House41, Ox Lane, Harpenden, AL5 4HF41, Ox Lane, Harpenden, AL5 4HF
• Sold Jan 2023£1,435,000 | 5 Bed House21, Ox Lane, Harpenden, AL5 4HF21, Ox Lane, Harpenden, AL5 4HF
• Sold Nov 2022£1,350,000 | 5 Bed House8, St. James Road, Harpenden, AL5 4NY8, St. James Road, Harpenden, AL5 4NY
• Sold Sep 2022£1,520,000 | 5 Bed House12, Westfield Avenue, Harpenden, AL5 4HN12, Westfield Avenue, Harpenden, AL5 4HN
• Sold Mar 2021£1,250,000 | 5 Bed House5, Hollybush Mews, Harpenden, AL5 4FR5, Hollybush Mews, Harpenden, AL5 4FR
• Sold Jan 2021£1,257,500 | 5 Bed House12, St. James Road, Harpenden, AL5 4NY12, St. James Road, Harpenden, AL5 4NY
• Sold Dec 2020£1,425,000 | 5 Bed House4, The Appleyard, Harpenden, AL5 4FS4, The Appleyard, Harpenden, AL5 4FS
• Sold Jul 2020£1,275,000 | 5 Bed House1, The Appleyard, Harpenden, AL5 4FS1, The Appleyard, Harpenden, AL5 4FS
• Sold Dec 2019£670,000 | 5 Bed House3, The Appleyard, Harpenden, AL5 4FS3, The Appleyard, Harpenden, AL5 4FS
• Sold Oct 2019£469,000 | 5 Bed House2, The Appleyard, Harpenden, AL5 4FS2, The Appleyard, Harpenden, AL5 4FS
• Sold Jun 2019£1,135,000 | 5 Bed House7A, Jameson Road, Harpenden, AL5 4HG7A, Jameson Road, Harpenden, AL5 4HG

Ancaster Close, Harpenden, AL5 has a total of 3 addresses. According to our analysis of all the public data, 1, Ancaster Close, Harpenden is the largest and the most expensive property on the street.

When compared to the postcode district it is £592k more expensive than the average property in AL5.

• Manland Primary School

  400 m away
• The Lea Primary School and Nursery

  400 m away
• St Nicholas CofE VA Primary School

  1.0 km away

• St George's School

  300 m away
• Sir John Lawes School

  600 m away
• Roundwood Park School

  1.5 km away

• Harpenden

  |

  1.2 km away
• Luton Airport Parkway

  |

  6.0 km away
• Luton

  |

  7.6 km away

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