According to data from HM Land Registry, 20, Oakfield Road, Harpenden sits on a plot of 689 m².

We have plot size data on 4 out of 4 other houses in the postcode and 20, Oakfield Road, Harpenden sits on the 3rd largest plot.

20, Oakfield Road, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 29 May 2009.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 20, Oakfield Road, Harpenden was last sold on 20th May 2016 for £1,700,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since May 2016, the market for similar properties has dropped by 10.2%.

• Sold May 2016£1,700,000
• Sold Sep 2005£950,000

According to the Land Registry and our network of Estate Agents, there have been 77 sales of properties similar to 20, Oakfield Road, Harpenden within a radius of 1.6 kilometres since 2013.

The most recent example is 7, The Chowns, Harpenden, AL5 2BN, a freehold house which sold for £1,850,000 on the 22nd September 2025.

Read more about house prices in AL5.

• Sold Sep 2025£1,850,000 | 5 Bed House7, The Chowns, Harpenden, AL5 2BN7, The Chowns, Harpenden, AL5 2BN
• Sold Sep 2025£1,750,000 | 5 Bed House6, Wheatfield Avenue, Harpenden, AL5 2NU6, Wheatfield Avenue, Harpenden, AL5 2NU
• Sold Jun 2025£1,750,000 | 5 Bed House6, The Chowns, Harpenden, AL5 2BN6, The Chowns, Harpenden, AL5 2BN
• Sold Mar 2025£1,637,500 | 5 Bed House3, The Chowns, Harpenden, AL5 2BN3, The Chowns, Harpenden, AL5 2BN
• Sold Jun 2024£1,465,000 | 5 Bed House15, Penny Croft, Harpenden, AL5 2PD15, Penny Croft, Harpenden, AL5 2PD
• Sold Apr 2024£1,750,000 | 5 Bed House42, Oakfield Road, Harpenden, AL5 2NS42, Oakfield Road, Harpenden, AL5 2NS
• Sold Jun 2023£1,675,000 | 5 Bed House17, The Warren, Harpenden, AL5 2NH17, The Warren, Harpenden, AL5 2NH
• Sold Apr 2023£1,595,000 | 5 Bed House14, Hawsley Road, Harpenden, AL5 2BL14, Hawsley Road, Harpenden, AL5 2BL
• Sold Feb 2023£1,756,000 | 5 Bed House5, The Warren, Harpenden, AL5 2NH5, The Warren, Harpenden, AL5 2NH
• Sold Feb 2022£1,960,000 | 5 Bed House8, Hammonds Hill, Harpenden, AL5 2LU8, Hammonds Hill, Harpenden, AL5 2LU
• Sold Jan 2022£1,725,000 | 5 Bed House3, Fairway Close, Harpenden, AL5 2NN3, Fairway Close, Harpenden, AL5 2NN
• Sold Jun 2021£650,000 | 5 Bed House6A, High Elms, Harpenden, AL5 2JU6A, High Elms, Harpenden, AL5 2JU
• Sold Apr 2021£1,670,000 | 5 Bed House16, Oakfield Road, Harpenden, AL5 2NL16, Oakfield Road, Harpenden, AL5 2NL
• Sold Oct 2020£1,900,000 | 5 Bed House21, Oakfield Road, Harpenden, AL5 2NW21, Oakfield Road, Harpenden, AL5 2NW
• Sold Jun 2019£1,268,000 | 5 Bed House4, Fairway Close, Harpenden, AL5 2NN4, Fairway Close, Harpenden, AL5 2NN
• Sold Feb 2019£1,445,000 | 5 Bed House6, Hammonds Hill, Harpenden, AL5 2LU6, Hammonds Hill, Harpenden, AL5 2LU
• Sold Sep 2018£1,450,000 | 5 Bed House12, Geescroft Walk, Harpenden, AL5 2GX12, Geescroft Walk, Harpenden, AL5 2GX
• Sold Oct 2017£1,462,500 | 5 Bed House30, Oakfield Road, Harpenden, AL5 2NS30, Oakfield Road, Harpenden, AL5 2NS
• Sold Apr 2014£1,320,000 | 5 Bed House3, Oakview Close, Harpenden, AL5 2PP3, Oakview Close, Harpenden, AL5 2PP
• Sold Dec 2013£1,045,000 | 5 Bed HouseHillbark, Redbourn Lane, Harpenden, AL5 2NAHillbark, Redbourn Lane, Harpenden, AL5 2NA

Oakfield Road, Harpenden, AL5 has a total of 46 addresses. According to our analysis of all the public data, 20, Oakfield Road, Harpenden is the 32nd largest and the 34th most expensive property on the street.

When compared to the postcode district it is £930k more expensive than the average property in AL5.

• St Dominic Catholic Primary School

  1.6 km away
• The Grove Junior School

  1.9 km away
• Harpenden Academy

  2.0 km away

• Roundwood Park School

  2.5 km away
• St George's School

  2.7 km away
• Sir John Lawes School

  2.8 km away

• Harpenden

  |

  1.9 km away
• St Albans City

  |

  5.9 km away
• St Albans Abbey

  |

  6.2 km away

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