HM Land Registry records the plot of land for 20, Netherfield Road, Harpenden as measuring 783 m².

That makes it the 10th largest plot in the postcode, where all 10 other houses have recorded plot data.

20, Netherfield Road, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 Jul 2021.

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 20, Netherfield Road, Harpenden completed on 19th August 2022 at £1,488,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have dropped by 19.1% over the period since August 2022.

• Sold Aug 2022£1,488,000

Since 2014 65 properties similar to 20, Netherfield 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 13th February 2026, was 1 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA, a freehold house which sold for £1,500,000.

Read more about house prices in AL5.

• Sold Feb 2026£1,500,000 | 4 Bed House1 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA1 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA
• Sold Feb 2026£1,322,500 | 4 Bed House4, Collens Road, Harpenden, AL5 2AJ4, Collens Road, Harpenden, AL5 2AJ
• Sold Apr 2025£1,325,000 | 4 Bed House8, Burywick, Harpenden, AL5 2AE8, Burywick, Harpenden, AL5 2AE
• Sold Apr 2025£1,650,000 | 5 Bed House10, The Chowns, Harpenden, AL5 2BN10, The Chowns, Harpenden, AL5 2BN
• Sold Jan 2025£1,400,000 | 4 Bed House27, Barlings Road, Harpenden, AL5 2AW27, Barlings Road, Harpenden, AL5 2AW
• Sold Nov 2024£1,395,000 | 5 Bed House17, Penny Croft, Harpenden, AL5 2PD17, Penny Croft, Harpenden, AL5 2PD
• Sold Apr 2024£1,310,000 | 5 Bed House19, The Deerings, Harpenden, AL5 2PF19, The Deerings, Harpenden, AL5 2PF
• Sold Dec 2023£1,325,000 | 4 Bed House16, Collens Road, Harpenden, AL5 2AJ16, Collens Road, Harpenden, AL5 2AJ
• Sold Nov 2023£1,300,000 | 4 Bed House5, Burywick, Harpenden, AL5 2AD5, Burywick, Harpenden, AL5 2AD
• Sold Aug 2023£1,330,000 | 4 Bed House12, Burywick, Harpenden, AL5 2AE12, Burywick, Harpenden, AL5 2AE
• Sold Aug 2022£1,675,000 | 5 Bed House5, Netherfield Road, Harpenden, AL5 2AF5, Netherfield Road, Harpenden, AL5 2AF
• Sold Sep 2021£1,250,000 | 4 Bed House4 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA4 Beeson End Cottages, Beeson End Lane, Harpenden, AL5 2AA
• Sold Feb 2021£1,210,000 | 5 Bed House24, Burywick, Harpenden, AL5 2AH24, Burywick, Harpenden, AL5 2AH
• Sold Dec 2018£1,152,500 | 4 Bed House34, The Deerings, Harpenden, AL5 2PE34, The Deerings, Harpenden, AL5 2PE
• Sold Mar 2018£1,050,000 | 4 Bed House5, The Deerings, Harpenden, AL5 2PF5, The Deerings, Harpenden, AL5 2PF
• Sold Jan 2018£1,250,000 | 5 Bed House5, Barlings Road, Harpenden, AL5 2AL5, Barlings Road, Harpenden, AL5 2AL
• Sold Oct 2016£975,000 | 4 Bed House37, The Deerings, Harpenden, AL5 2PF37, The Deerings, Harpenden, AL5 2PF
• Sold Jul 2016£1,193,000 | 4 Bed House49, The Deerings, Harpenden, AL5 2PF49, The Deerings, Harpenden, AL5 2PF
• Sold Aug 2015£1,050,000 | 4 Bed House4, The Deerings, Harpenden, AL5 2PE4, The Deerings, Harpenden, AL5 2PE
• Sold Aug 2014£1,200,000 | 4 Bed House9, The Chowns, Harpenden, AL5 2BN9, The Chowns, Harpenden, AL5 2BN

Over the past 2 years our Estate Agent network has recorded 2 lets within 1.6 kilometres of 20, Netherfield Road, Harpenden.

The latest, in April 2025, was 3, Childwick Green, St. Albans, AL3 6JJ, a freehold house let by Collinson Hall.

• 
  Let Apr 2025£ Undisclosed | 2 Bed House3, Childwick Green, St. Albans, AL3 6JJ3, Childwick Green, St. Albans, AL3 6JJ
• 
  Let Jul 2023£ Undisclosed | 2 Bed House1, Childwick Green, St. Albans, AL3 6JJ1, Childwick Green, St. Albans, AL3 6JJ

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Of the 18 addresses on Netherfield Road, Harpenden, AL5, 20, Netherfield Road, Harpenden comes out as the 18th largest and the 18th most expensive in our analysis of the public data.

It is also £382k more expensive than the average property across the AL5 district.

• The Grove Junior School

  1.9 km away
• The Grove Infant and Nursery School

  1.9 km away
• St Dominic Catholic Primary School

  1.9 km away

• Townsend Church of England School

  2.4 km away
• St George's School

  3.1 km away
• St Albans Girls' School

  3.1 km away

• Harpenden

  |

  2.3 km away
• St Albans City

  |

  5.2 km away
• St Albans Abbey

  |

  5.6 km away

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