23, Townsend Road, Harpenden has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 09 Jan 2021.

The property is connected to mains gas and has partial double glazing. It is heated using a boiler and radiators (mains gas).

23, Townsend Road, Harpenden last changed hands on 8th April 2021, selling for £1,850,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has dropped by 3.9% since April 2021.

• Sold Apr 2021£1,850,000

Land Registry records and our Estate Agent network show 55 sales of comparable properties within 680 metres of 23, Townsend Road, Harpenden since 2010.

Most recently, 7, Moreton Place, Harpenden, AL5 2UF, a freehold house, sold at £1,925,000 on the 13th January 2026.

Read more about house prices in AL5.

• Sold Jan 2026£1,925,000 | 5 Bed House7, Moreton Place, Harpenden, AL5 2UF7, Moreton Place, Harpenden, AL5 2UF
• Sold Sep 2025£1,685,000 | 5 Bed House1, Jameson Road, Harpenden, AL5 4HG1, Jameson Road, Harpenden, AL5 4HG
• Sold Jun 2025£2,195,000 | 5 Bed House11C, Douglas Road, Harpenden, AL5 2EN11C, Douglas Road, Harpenden, AL5 2EN
• Sold Apr 2025£1,675,000 | 5 Bed House11, Pigeonwick, Harpenden, AL5 4EZ11, Pigeonwick, Harpenden, AL5 4EZ
• Sold Mar 2025£1,715,000 | 5 Bed House26, Bloomfield Road, Harpenden, AL5 4DB26, Bloomfield Road, Harpenden, AL5 4DB
• Sold Oct 2024£1,675,000 | 5 Bed House18, Byron Road, Harpenden, AL5 4AB18, Byron Road, Harpenden, AL5 4AB
• Sold Apr 2024£1,600,000 | 5 Bed House10, Douglas Road, Harpenden, AL5 2EW10, Douglas Road, Harpenden, AL5 2EW
• Sold Nov 2021£1,835,000 | 5 Bed House4, Douglas Road, Harpenden, AL5 2EW4, Douglas Road, Harpenden, AL5 2EW
• Sold Sep 2021£1,860,000 | 5 Bed House49, Luton Road, Harpenden, AL5 2UB49, Luton Road, Harpenden, AL5 2UB
• Sold Jun 2021£2,150,000 | 5 Bed House20, Byron Road, Harpenden, AL5 4AB20, Byron Road, Harpenden, AL5 4AB
• Sold Oct 2020£1,701,777 | 5 Bed House7, Clarence Road, Harpenden, AL5 4AJ7, Clarence Road, Harpenden, AL5 4AJ
• Sold May 2019£1,600,000 | 5 Bed House16, Wordsworth Road, Harpenden, AL5 4AF16, Wordsworth Road, Harpenden, AL5 4AF
• Sold Apr 2019£1,525,000 | 5 Bed House7, Hollybush Lane, Harpenden, AL5 4AL7, Hollybush Lane, Harpenden, AL5 4AL
• Sold Mar 2019£1,800,000 | 5 Bed House55, Luton Road, Harpenden, AL5 2UE55, Luton Road, Harpenden, AL5 2UE
• Sold Sep 2018£1,525,000 | 5 Bed House7, Hales Meadow, Harpenden, AL5 4JB7, Hales Meadow, Harpenden, AL5 4JB
• Sold Sep 2017£1,350,000 | 5 Bed House44, Luton Road, Harpenden, AL5 2UJ44, Luton Road, Harpenden, AL5 2UJ
• Sold Apr 2016£1,400,000 | 5 Bed House3, Bowers Way, Harpenden, AL5 4EP3, Bowers Way, Harpenden, AL5 4EP
• Sold Aug 2015£1,540,000 | 5 Bed House19, Clarence Road, Harpenden, AL5 4AJ19, Clarence Road, Harpenden, AL5 4AJ
• Sold Oct 2013£1,281,000 | 5 Bed House24, Hollybush Lane, Harpenden, AL5 4AT24, Hollybush Lane, Harpenden, AL5 4AT
• Sold Sep 2010£1,475,000 | 5 Bed House16, Townsend Road, Harpenden, AL5 4BG16, Townsend Road, Harpenden, AL5 4BG

Our analysis of the public data ranks 23, Townsend Road, Harpenden as the 3rd largest and the 7th most expensive of the 46 addresses on Townsend Road, Harpenden, AL5.

Against the AL5 postcode district average, it is £790k more expensive than the typical property.

• St Nicholas CofE VA Primary School

  600 m away
• Manland Primary School

  700 m away
• Harpenden Academy

  700 m away

• St George's School

  200 m away
• Sir John Lawes School

  800 m away
• Roundwood Park School

  1.1 km away

• Harpenden

  |

  900 m away
• Luton Airport Parkway

  |

  6.2 km away
• Luton

  |

  7.8 km away

Environment Agency data suggests this area has a Very Low risk of flooding.