HM Land Registry records the plot of land for 21, Oakfield Road, Harpenden as measuring 1,184 m².

That makes it the 4th largest plot in the postcode, where all 6 other houses have recorded plot data.

21, Oakfield Road, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 20 Jun 2014.

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

The most recent sale of 21, Oakfield Road, Harpenden completed on 16th October 2020 at £1,900,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have dropped by 14.8% over the period since October 2020.

Since 2011 70 properties similar to 21, Oakfield Road, Harpenden have sold within a radius of 1.6 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 9th October 2025, was The Coach House, Hatching Green Close, Harpenden, AL5 2LB, a freehold house which sold for £1,885,000.

Read more about house prices in AL5.

• Sold Oct 2025£1,885,000 | 5 Bed HouseThe Coach House, Hatching Green Close, Harpenden, AL5 2LBThe Coach House, Hatching Green Close, Harpenden, AL5 2LB
• Sold Sep 2025£1,850,000 | 5 Bed House7, The Chowns, Harpenden, AL5 2BN7, The Chowns, Harpenden, AL5 2BN
• Sold Jul 2025£1,850,000 | 5 Bed House36, The Uplands, Harpenden, AL5 2NZ36, The Uplands, Harpenden, AL5 2NZ
• Sold Jun 2025£1,750,000 | 5 Bed House6, The Chowns, Harpenden, AL5 2BN6, The Chowns, Harpenden, AL5 2BN
• Sold Apr 2025£1,850,000 | 5 Bed House18, The Deerings, Harpenden, AL5 2PE18, The Deerings, Harpenden, AL5 2PE
• Sold Mar 2025£2,050,000 | 5 Bed House19, West Common Grove, Harpenden, AL5 2AT19, West Common Grove, Harpenden, AL5 2AT
• Sold Sep 2024£2,200,000 | 5 Bed House5, The Chowns, Harpenden, AL5 2BN5, The Chowns, Harpenden, AL5 2BN
• Sold May 2023£1,800,000 | 5 Bed House34, Oakfield Road, Harpenden, AL5 2NS34, Oakfield Road, Harpenden, AL5 2NS
• Sold Feb 2023£2,040,000 | 5 Bed House1, Oakview Close, Harpenden, AL5 2PP1, Oakview Close, Harpenden, AL5 2PP
• Sold Jun 2022£2,200,000 | 5 Bed House40, Oakfield Road, Harpenden, AL5 2NS40, Oakfield Road, Harpenden, AL5 2NS
• Sold Sep 2021£2,050,000 | 5 Bed House30, The Uplands, Harpenden, AL5 2NZ30, The Uplands, Harpenden, AL5 2NZ
• Sold Jun 2021£2,800,000 | 5 Bed House7, Oak Way, Harpenden, AL5 2NT7, Oak Way, Harpenden, AL5 2NT
• Sold Jun 2021£650,000 | 5 Bed House6A, High Elms, Harpenden, AL5 2JU6A, High Elms, Harpenden, AL5 2JU
• Sold May 2021£1,737,500 | 5 Bed House3, Barlings Road, Harpenden, AL5 2AL3, Barlings Road, Harpenden, AL5 2AL
• Sold Dec 2020£1,900,000 | 5 Bed House9, Dellcroft Way, Harpenden, AL5 2NQ9, Dellcroft Way, Harpenden, AL5 2NQ
• Sold Nov 2020£1,625,000 | 5 Bed House30, Penny Croft, Harpenden, AL5 2PB30, Penny Croft, Harpenden, AL5 2PB
• Sold Sep 2020£1,920,000 | 5 Bed House4B, High Elms, Harpenden, AL5 2JU4B, High Elms, Harpenden, AL5 2JU
• Sold Jun 2019£1,268,000 | 5 Bed House4, Fairway Close, Harpenden, AL5 2NN4, Fairway Close, Harpenden, AL5 2NN
• Sold Jun 2013£1,130,000 | 5 Bed House11, Penny Croft, Harpenden, AL5 2PD11, Penny Croft, Harpenden, AL5 2PD
• Sold Dec 2011£1,250,000 | 5 Bed House19, Oakfield Road, Harpenden, AL5 2NW19, Oakfield Road, Harpenden, AL5 2NW

Of the 46 addresses on Oakfield Road, Harpenden, AL5, 21, Oakfield Road, Harpenden comes out as the 31st largest and the 27th most expensive in our analysis of the public data.

It is also £1.126m more expensive than the average property across the AL5 district.

• St Dominic Catholic Primary School

  1.8 km away
• The Grove Junior School

  2.0 km away
• The Grove Infant and Nursery School

  2.1 km away

• Roundwood Park School

  2.6 km away
• St George's School

  2.8 km away
• Townsend Church of England School

  2.9 km away

• Harpenden

  |

  2.1 km away
• St Albans City

  |

  5.7 km away
• St Albans Abbey

  |

  6.0 km away

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