According to data from HM Land Registry, 33, Hillside Road, Harpenden sits on a plot of 482 m².

We have plot size data on 17 out of 23 other houses in the postcode and 33, Hillside Road, Harpenden sits on the 5th largest plot.

33, Hillside Road, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 09 Feb 2016.

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

According to HM Land Registry, 33, Hillside Road, Harpenden was last sold on 29th June 2023 for £1,310,000 and was recorded as a freehold house.

The property has had 3 sales since 1995.

Since June 2023, the market for similar properties has dropped by 4.1%.

• Sold Jun 2023£1,310,000
• Sold Sep 2011£686,000
• Sold Apr 2005£420,000

According to the Land Registry and our network of Estate Agents, there have been 135 sales of properties similar to 33, Hillside Road, Harpenden within a radius of 780 metres since 2009.

The most recent example is 12, Lambourn Gardens, Harpenden, AL5 4DQ, a freehold house which sold for £1,290,000 on the 31st October 2025.

Read more about house prices in AL5.

• Sold Oct 2025£1,290,000 | 4 Bed House12, Lambourn Gardens, Harpenden, AL5 4DQ12, Lambourn Gardens, Harpenden, AL5 4DQ
• Sold Oct 2025£1,200,000 | 4 Bed House46, Bloomfield Road, Harpenden, AL5 4DB46, Bloomfield Road, Harpenden, AL5 4DB
• Sold Jul 2025£1,305,000 | 4 Bed House12, Bloomfield Road, Harpenden, AL5 4DB12, Bloomfield Road, Harpenden, AL5 4DB
• Sold Jul 2025£1,495,000 | 4 Bed House37, Hillside Road, Harpenden, AL5 4BS37, Hillside Road, Harpenden, AL5 4BS
• Sold Nov 2024£1,300,000 | 4 Bed House12A, Bloomfield Road, Harpenden, AL5 4DB12A, Bloomfield Road, Harpenden, AL5 4DB
• Sold Aug 2024£985,000 | 4 Bed House4, Hillside Road, Harpenden, AL5 4BT4, Hillside Road, Harpenden, AL5 4BT
• Sold Mar 2024£1,287,500 | 4 Bed House49, Hillside Road, Harpenden, AL5 4BS49, Hillside Road, Harpenden, AL5 4BS
• Sold Mar 2024£1,050,000 | 4 Bed House15, Hillside Road, Harpenden, AL5 4BS15, Hillside Road, Harpenden, AL5 4BS
• Sold Dec 2022£1,515,000 | 4 Bed House39, Moreton End Lane, Harpenden, AL5 2HA39, Moreton End Lane, Harpenden, AL5 2HA
• Sold Aug 2022£1,291,101 | 4 Bed House20, Park Rise, Harpenden, AL5 3AL20, Park Rise, Harpenden, AL5 3AL
• Sold Dec 2021£1,135,000 | 4 Bed House22, Park Mount, Harpenden, AL5 3AR22, Park Mount, Harpenden, AL5 3AR
• Sold Jun 2021£1,150,000 | 5 Bed House5, Lambourn Gardens, Harpenden, AL5 4DQ5, Lambourn Gardens, Harpenden, AL5 4DQ
• Sold Oct 2020£1,170,000 | 4 Bed House22, Hillside Road, Harpenden, AL5 4BT22, Hillside Road, Harpenden, AL5 4BT
• Sold Sep 2018£1,000,000 | 4 Bed House22, Bloomfield Road, Harpenden, AL5 4DB22, Bloomfield Road, Harpenden, AL5 4DB
• Sold Feb 2014£815,000 | 4 Bed House45, Hillside Road, Harpenden, AL5 4BS45, Hillside Road, Harpenden, AL5 4BS
• Sold Jul 2011£825,000 | 4 Bed House31, Hillside Road, Harpenden, AL5 4BS31, Hillside Road, Harpenden, AL5 4BS
• Sold Jun 2011£682,000 | 4 Bed House29, Hillside Road, Harpenden, AL5 4BS29, Hillside Road, Harpenden, AL5 4BS
• Sold Jan 2011£735,000 | 4 Bed House21, Hillside Road, Harpenden, AL5 4BS21, Hillside Road, Harpenden, AL5 4BS
• Sold Nov 2009£580,000 | 4 Bed House34, Bloomfield Road, Harpenden, AL5 4DB34, Bloomfield Road, Harpenden, AL5 4DB
• Sold Nov 2009£675,000 | 4 Bed House47, Hillside Road, Harpenden, AL5 4BS47, Hillside Road, Harpenden, AL5 4BS

Hillside Road, Harpenden, AL5 has a total of 81 addresses. According to our analysis of all the public data, 33, Hillside Road, Harpenden is the 17th largest and the 14th most expensive property on the street.

When compared to the postcode district it is £292k more expensive than the average property in AL5.

• Roundwood Primary School

  800 m away
• The Lea Primary School and Nursery

  800 m away
• St Nicholas CofE VA Primary School

  900 m away

• St George's School

  700 m away
• Roundwood Park School

  800 m away
• Sir John Lawes School

  1.2 km away

• Harpenden

  |

  1.4 km away
• Luton Airport Parkway

  |

  5.8 km away
• Luton

  |

  7.3 km away

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