HM Land Registry records the plot of land for 26, Park Mount, Harpenden as measuring 258 m².

That makes it the 11th largest plot in the postcode, where 19 of the 33 other houses have recorded plot data.

26, Park Mount, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 13 May 2019.

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 26, Park Mount, Harpenden completed on 3rd September 2019 at £1,010,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 5 times.

Values of comparable properties have risen by 22.2% over the period since September 2019.

• Sold Sep 2019£1,010,000
• Sold Jul 2014£685,000
• Sold Aug 2010£570,000

Since 2009 108 properties similar to 26, Park Mount, Harpenden have sold within a radius of 730 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 13th November 2025, was 44, Park Mount, Harpenden, AL5 3AR, a freehold house which sold for £1,095,000.

Read more about house prices in AL5.

• Sold Nov 2025£1,095,000 | 4 Bed House44, Park Mount, Harpenden, AL5 3AR44, Park Mount, Harpenden, AL5 3AR
• Sold Oct 2025£1,290,000 | 4 Bed House12, Lambourn Gardens, Harpenden, AL5 4DQ12, Lambourn Gardens, Harpenden, AL5 4DQ
• Sold Jul 2025£1,495,000 | 4 Bed House37, Hillside Road, Harpenden, AL5 4BS37, Hillside Road, Harpenden, AL5 4BS
• Sold Mar 2025£1,020,000 | 4 Bed House10, Park Mount, Harpenden, AL5 3AR10, Park Mount, Harpenden, AL5 3AR
• Sold Mar 2025£1,375,000 | 5 Bed House30, Park Rise, Harpenden, AL5 3AL30, Park Rise, Harpenden, AL5 3AL
• Sold Nov 2024£1,300,000 | 4 Bed House12A, Bloomfield Road, Harpenden, AL5 4DB12A, Bloomfield Road, Harpenden, AL5 4DB
• Sold Oct 2024£1,260,000 | 4 Bed House45, Park Mount, Harpenden, AL5 3AS45, Park Mount, Harpenden, AL5 3AS
• Sold Jul 2024£1,150,000 | 5 Bed House93, Luton Road, Harpenden, AL5 3BA93, Luton Road, Harpenden, AL5 3BA
• Sold Jun 2024£1,125,000 | 5 Bed House16, Park Mount, Harpenden, AL5 3AR16, Park Mount, Harpenden, AL5 3AR
• Sold Oct 2023£875,000 | 4 Bed House75, Luton Road, Harpenden, AL5 3BA75, Luton Road, Harpenden, AL5 3BA
• Sold Dec 2022£1,515,000 | 4 Bed House39, Moreton End Lane, Harpenden, AL5 2HA39, Moreton End Lane, Harpenden, AL5 2HA
• Sold Jan 2022£895,000 | 4 Bed House87, Luton Road, Harpenden, AL5 3BA87, Luton Road, Harpenden, AL5 3BA
• Sold Dec 2021£1,135,000 | 4 Bed House22, Park Mount, Harpenden, AL5 3AR22, Park Mount, Harpenden, AL5 3AR
• Sold Feb 2021£1,315,000 | 5 Bed House7, Park Rise, Harpenden, AL5 3AH7, Park Rise, Harpenden, AL5 3AH
• Sold Nov 2020£1,100,000 | 5 Bed House47, Park Mount, Harpenden, AL5 3AS47, Park Mount, Harpenden, AL5 3AS
• Sold Sep 2020£569,006 | 5 Bed House31, Park Mount, Harpenden, AL5 3AS31, Park Mount, Harpenden, AL5 3AS
• Sold Feb 2019£935,000 | 5 Bed House36, Park Mount, Harpenden, AL5 3AR36, Park Mount, Harpenden, AL5 3AR
• Sold Jun 2017£1,010,000 | 5 Bed House28, Park Hill, Harpenden, AL5 3AT28, Park Hill, Harpenden, AL5 3AT
• Sold Sep 2013£710,000 | 4 Bed House60, Park Mount, Harpenden, AL5 3AR60, Park Mount, Harpenden, AL5 3AR
• Sold May 2009£467,500 | 4 Bed House32, Park Mount, Harpenden, AL5 3AR32, Park Mount, Harpenden, AL5 3AR

Of the 70 addresses on Park Mount, Harpenden, AL5, 26, Park Mount, Harpenden comes out as the 6th largest and the 3rd most expensive in our analysis of the public data.

It is also £220k more expensive than the average property across the AL5 district.

• Roundwood Primary School

  500 m away
• St Nicholas CofE VA Primary School

  900 m away
• Wood End School

  1.1 km away

• Roundwood Park School

  500 m away
• St George's School

  900 m away
• Sir John Lawes School

  1.5 km away

• Harpenden

  |

  1.4 km away
• Luton Airport Parkway

  |

  5.9 km away
• Luton

  |

  7.3 km away

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