HM Land Registry records the plot of land for 7, How Field, Harpenden as measuring 491 m².

That makes it the 4th largest plot in the postcode, where all 12 other houses have recorded plot data.

The most recent sale of 7, How Field, Harpenden completed on 16th August 2007 at £805,000 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 risen by 90.6% over the period since August 2007.

• Sold Aug 2007£805,000

Since 2008 139 properties similar to 7, How Field, Harpenden have sold within a radius of 850 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 29th January 2026, was 26, Roundwood Lane, Harpenden, AL5 3BZ, a freehold house which sold for £1,530,000.

Read more about house prices in AL5.

• Sold Jan 2026£1,530,000 | 5 Bed House26, Roundwood Lane, Harpenden, AL5 3BZ26, Roundwood Lane, Harpenden, AL5 3BZ
• Sold Dec 2025£1,650,000 | 5 Bed House1, Tuffnells Way, Harpenden, AL5 3HJ1, Tuffnells Way, Harpenden, AL5 3HJ
• Sold Jul 2025£1,300,000 | 5 Bed House52, Roundwood Lane, Harpenden, AL5 3EP52, Roundwood Lane, Harpenden, AL5 3EP
• Sold May 2025£1,450,000 | 5 Bed House31, Ridgewood Drive, Harpenden, AL5 3LJ31, Ridgewood Drive, Harpenden, AL5 3LJ
• Sold Mar 2025£1,375,000 | 5 Bed House30, Park Rise, Harpenden, AL5 3AL30, Park Rise, Harpenden, AL5 3AL
• Sold Jan 2025£1,170,000 | 5 Bed House23, Wood End Hill, Harpenden, AL5 3EZ23, Wood End Hill, Harpenden, AL5 3EZ
• Sold Jan 2025£1,300,000 | 5 Bed House8, How Field, Harpenden, AL5 3AU8, How Field, Harpenden, AL5 3AU
• Sold Dec 2024£1,540,000 | 5 Bed House22, Roundwood Lane, Harpenden, AL5 3BZ22, Roundwood Lane, Harpenden, AL5 3BZ
• Sold Nov 2024£1,180,000 | 5 Bed House26, Ridgewood Drive, Harpenden, AL5 3LE26, Ridgewood Drive, Harpenden, AL5 3LE
• Sold Sep 2024£1,470,000 | 5 Bed House19, Claygate Avenue, Harpenden, AL5 2HE19, Claygate Avenue, Harpenden, AL5 2HE
• Sold Jul 2024£1,425,000 | 5 Bed House10, Roundwood Gardens, Harpenden, AL5 3AJ10, Roundwood Gardens, Harpenden, AL5 3AJ
• Sold Jul 2024£1,525,000 | 5 Bed House50, Roundwood Park, Harpenden, AL5 3AF50, Roundwood Park, Harpenden, AL5 3AF
• Sold Jan 2024£1,380,000 | 5 Bed House8, Roundwood Gardens, Harpenden, AL5 3AJ8, Roundwood Gardens, Harpenden, AL5 3AJ
• Sold Dec 2022£1,106,000 | 5 Bed House17, Falconers Field, Harpenden, AL5 3EU17, Falconers Field, Harpenden, AL5 3EU
• Sold Jul 2022£1,425,000 | 4 Bed House38, Roundwood Lane, Harpenden, AL5 3BX38, Roundwood Lane, Harpenden, AL5 3BX
• Sold May 2021£1,305,000 | 5 Bed House56, Roundwood Lane, Harpenden, AL5 3EP56, Roundwood Lane, Harpenden, AL5 3EP
• Sold Feb 2021£1,150,000 | 5 Bed House13, Mayfield Close, Harpenden, AL5 3LG13, Mayfield Close, Harpenden, AL5 3LG
• Sold Jul 2019£1,325,000 | 5 Bed House35, Ridgewood Drive, Harpenden, AL5 3LJ35, Ridgewood Drive, Harpenden, AL5 3LJ
• Sold Jan 2010£660,000 | 5 Bed House64, Park Rise, Harpenden, AL5 3AL64, Park Rise, Harpenden, AL5 3AL
• Sold Mar 2008£815,000 | 5 Bed House6, How Field, Harpenden, AL5 3AU6, How Field, Harpenden, AL5 3AU

Of the 12 addresses on How Field, Harpenden, AL5, 7, How Field, Harpenden comes out as the largest and the most expensive in our analysis of the public data.

It is also £427k more expensive than the average property across the AL5 district.

• Roundwood Primary School

  600 m away
• Wood End School

  600 m away
• St Nicholas CofE VA Primary School

  1.3 km away

• Roundwood Park School

  500 m away
• St George's School

  1.4 km away
• Sir John Lawes School

  1.9 km away

• Harpenden

  |

  1.8 km away
• Luton Airport Parkway

  |

  5.6 km away
• Luton

  |

  7.0 km away

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