123, Overstone Road, Harpenden occupies a 423 m² plot as recorded by HM Land Registry.

All 26 other houses in this postcode have recorded plot sizes, and this one ranks as the 12th largest.

123, Overstone Road, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 23 May 2011.

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

123, Overstone Road, Harpenden last changed hands on 17th August 2011, selling for £610,000. 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 risen by 67.0% since August 2011.

• Sold Aug 2011£610,000

Land Registry records and our Estate Agent network show 85 sales of comparable properties within 570 metres of 123, Overstone Road, Harpenden since 2013.

Most recently, 52, Alzey Gardens, Harpenden, AL5 5SY, a freehold house, sold at £910,000 on the 24th February 2026.

Read more about house prices in AL5.

• Sold Feb 2026£910,000 | 3 Bed House52, Alzey Gardens, Harpenden, AL5 5SY52, Alzey Gardens, Harpenden, AL5 5SY
• Sold Feb 2026£835,000 | 3 Bed House46, Chesterton Avenue, Harpenden, AL5 5SU46, Chesterton Avenue, Harpenden, AL5 5SU
• Sold Jan 2026£961,000 | 3 Bed House26, Cowper Road, Harpenden, AL5 5NG26, Cowper Road, Harpenden, AL5 5NG
• Sold Nov 2025£920,000 | 3 Bed House31, Highfield Avenue, Harpenden, AL5 5UB31, Highfield Avenue, Harpenden, AL5 5UB
• Sold Sep 2025£790,000 | 3 Bed House52, Chesterton Avenue, Harpenden, AL5 5SU52, Chesterton Avenue, Harpenden, AL5 5SU
• Sold Mar 2025£955,000 | 3 Bed House27, Highfield Avenue, Harpenden, AL5 5UB27, Highfield Avenue, Harpenden, AL5 5UB
• Sold Oct 2024£900,000 | 3 Bed House113, Overstone Road, Harpenden, AL5 5PL113, Overstone Road, Harpenden, AL5 5PL
• Sold Sep 2024£750,750 | 3 Bed House64, Chesterton Avenue, Harpenden, AL5 5SU64, Chesterton Avenue, Harpenden, AL5 5SU
• Sold Apr 2024£675,000 | 3 Bed House66, Cowper Road, Harpenden, AL5 5NG66, Cowper Road, Harpenden, AL5 5NG
• Sold Oct 2023£805,000 | 3 Bed House33, Holly Walk, Harpenden, AL5 5RG33, Holly Walk, Harpenden, AL5 5RG
• Sold Aug 2023£700,000 | 3 Bed House10, Chesterton Avenue, Harpenden, AL5 5ST10, Chesterton Avenue, Harpenden, AL5 5ST
• Sold Mar 2022£706,000 | 3 Bed House54, Alzey Gardens, Harpenden, AL5 5SY54, Alzey Gardens, Harpenden, AL5 5SY
• Sold Sep 2021£855,111 | 3 Bed House121, Overstone Road, Harpenden, AL5 5PL121, Overstone Road, Harpenden, AL5 5PL
• Sold Oct 2020£780,000 | 3 Bed House25, Highfield Avenue, Harpenden, AL5 5UB25, Highfield Avenue, Harpenden, AL5 5UB
• Sold Sep 2020£599,000 | 3 Bed House2, Highfield Avenue, Harpenden, AL5 5UA2, Highfield Avenue, Harpenden, AL5 5UA
• Sold Mar 2020£550,000 | 3 Bed House26, Kipling Way, Harpenden, AL5 4XG26, Kipling Way, Harpenden, AL5 4XG
• Sold May 2019£585,000 | 3 Bed House84, Chesterton Avenue, Harpenden, AL5 5ST84, Chesterton Avenue, Harpenden, AL5 5ST
• Sold Apr 2016£685,000 | 3 Bed House61, Chesterton Avenue, Harpenden, AL5 5SU61, Chesterton Avenue, Harpenden, AL5 5SU
• Sold Sep 2015£535,000 | 3 Bed House59, Cowper Road, Harpenden, AL5 5NJ59, Cowper Road, Harpenden, AL5 5NJ
• Sold Sep 2013£535,000 | 3 Bed House68, Overstone Road, Harpenden, AL5 5PJ68, Overstone Road, Harpenden, AL5 5PJ

Our analysis of the public data ranks 123, Overstone Road, Harpenden as the 99th largest and the 95th most expensive of the 120 addresses on Overstone Road, Harpenden, AL5.

Against the AL5 postcode district average, it is £89k less expensive than the typical property.

• Crabtree Infants' School

  200 m away
• Crabtree Junior School

  300 m away
• High Beeches Primary School

  500 m away

• Sir John Lawes School

  900 m away
• St George's School

  1.1 km away
• Katherine Warington School

  1.2 km away

• Harpenden

  |

  600 m away
• St Albans City

  |

  7.3 km away
• Luton Airport Parkway

  |

  7.4 km away

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