According to data from HM Land Registry, 18, Tennyson Road, Harpenden sits on a plot of 678 m².

We have plot size data on 29 out of 29 other houses in the postcode and 18, Tennyson Road, Harpenden sits on the largest plot.

18, Tennyson Road, Harpenden has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 06 Feb 2023.

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

According to HM Land Registry, 18, Tennyson Road, Harpenden was last sold on 4th August 2023 for £1,400,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since August 2023, the market for similar properties has dropped by 10.1%.

• Sold Aug 2023£1,400,000

According to the Land Registry and our network of Estate Agents, there have been 130 sales of properties similar to 18, Tennyson Road, Harpenden within a radius of 670 metres since 2010.

The most recent example is 10, Grant Gardens, Harpenden, AL5 4QD, a freehold house which sold for £1,530,000 on the 25th February 2026.

Read more about house prices in AL5.

• Sold Feb 2026£1,530,000 | 5 Bed House10, Grant Gardens, Harpenden, AL5 4QD10, Grant Gardens, Harpenden, AL5 4QD
• Sold Dec 2025£1,650,000 | 5 Bed House10, Wordsworth Road, Harpenden, AL5 4AF10, Wordsworth Road, Harpenden, AL5 4AF
• Sold May 2025£1,265,000 | 4 Bed House11, Ox Lane, Harpenden, AL5 4HH11, Ox Lane, Harpenden, AL5 4HH
• Sold Mar 2025£1,355,000 | 5 Bed House1, Sun Lane, Harpenden, AL5 4EX1, Sun Lane, Harpenden, AL5 4EX
• Sold Feb 2025£1,375,000 | 4 Bed House2, Cornwall Road, Harpenden, AL5 4TH2, Cornwall Road, Harpenden, AL5 4TH
• Sold Oct 2023£1,215,000 | 5 Bed House25, Townsend Road, Harpenden, AL5 4BG25, Townsend Road, Harpenden, AL5 4BG
• Sold Oct 2023£1,202,500 | 5 Bed House3, Tennyson Road, Harpenden, AL5 4BE3, Tennyson Road, Harpenden, AL5 4BE
• Sold Apr 2023£1,295,000 | 5 Bed House41, Ox Lane, Harpenden, AL5 4HF41, Ox Lane, Harpenden, AL5 4HF
• Sold Jan 2023£1,435,000 | 5 Bed House21, Ox Lane, Harpenden, AL5 4HF21, Ox Lane, Harpenden, AL5 4HF
• Sold May 2021£1,100,000 | 4 Bed House22, Wordsworth Road, Harpenden, AL5 4AF22, Wordsworth Road, Harpenden, AL5 4AF
• Sold Oct 2020£1,162,000 | 4 Bed House28, Tennyson Road, Harpenden, AL5 4BB28, Tennyson Road, Harpenden, AL5 4BB
• Sold Jan 2020£1,476,000 | 5 Bed House35, Tennyson Road, Harpenden, AL5 4BD35, Tennyson Road, Harpenden, AL5 4BD
• Sold Sep 2019£1,200,000 | 4 Bed House39, Tennyson Road, Harpenden, AL5 4BD39, Tennyson Road, Harpenden, AL5 4BD
• Sold Aug 2019£1,320,000 | 5 Bed House33, Tennyson Road, Harpenden, AL5 4BD33, Tennyson Road, Harpenden, AL5 4BD
• Sold Nov 2018£1,248,000 | 5 Bed House37, Ox Lane, Harpenden, AL5 4HF37, Ox Lane, Harpenden, AL5 4HF
• Sold Aug 2017£1,125,000 | 5 Bed House45, Tennyson Road, Harpenden, AL5 4BD45, Tennyson Road, Harpenden, AL5 4BD
• Sold May 2017£1,200,000 | 5 Bed House27, Ox Lane, Harpenden, AL5 4HF27, Ox Lane, Harpenden, AL5 4HF
• Sold Aug 2016£1,275,000 | 5 Bed House32, Tennyson Road, Harpenden, AL5 4BB32, Tennyson Road, Harpenden, AL5 4BB
• Sold Mar 2014£908,000 | 5 Bed House8, Wordsworth Road, Harpenden, AL5 4AF8, Wordsworth Road, Harpenden, AL5 4AF
• Sold Jun 2010£890,000 | 5 Bed House40, Wordsworth Road, Harpenden, AL5 4AF40, Wordsworth Road, Harpenden, AL5 4AF

Tennyson Road, Harpenden, AL5 has a total of 56 addresses. According to our analysis of all the public data, 18, Tennyson Road, Harpenden is the 9th largest and the 8th most expensive property on the street.

When compared to the postcode district it is £485k more expensive than the average property in AL5.

• St Nicholas CofE VA Primary School

  600 m away
• Manland Primary School

  600 m away
• Harpenden Academy

  700 m away

• St George's School

  200 m away
• Sir John Lawes School

  700 m away
• Roundwood Park School

  1.1 km away

• Harpenden

  |

  900 m away
• Luton Airport Parkway

  |

  6.3 km away
• Luton

  |

  7.8 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.