According to data from HM Land Registry, 21, Tintern Close, Harpenden sits on a plot of 392 m².

We have plot size data on 29 out of 30 other houses in the postcode and 21, Tintern Close, Harpenden sits on the 19th largest plot.

21, Tintern Close, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 21 Jul 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 the Land Registry and our network of Estate Agents, there have been 181 sales of properties similar to 21, Tintern Close, Harpenden within a radius of 1.6 kilometres since 2012.

The most recent example is 11, Crosspaths, Harpenden, AL5 3HB, a freehold house which sold for £820,000 on the 2nd July 2025.

Read more about house prices in AL5.

• Sold Jul 2025£820,000 | 3 Bed House11, Crosspaths, Harpenden, AL5 3HB11, Crosspaths, Harpenden, AL5 3HB
• Sold Jun 2025£925,000 | 4 Bed House14, Kinsbourne Close, Harpenden, AL5 3PB14, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Feb 2025£687,500 | 4 Bed House16, Kinsbourne Close, Harpenden, AL5 3PB16, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Jan 2025£894,000 | 3 Bed House55, Tuffnells Way, Harpenden, AL5 3HA55, Tuffnells Way, Harpenden, AL5 3HA
• Sold Nov 2024£687,400 | 4 Bed House71, Tuffnells Way, Harpenden, AL5 3HS71, Tuffnells Way, Harpenden, AL5 3HS
• Sold Jul 2024£766,000 | 4 Bed House25, Vale Close, Harpenden, AL5 3LX25, Vale Close, Harpenden, AL5 3LX
• Sold Jan 2024£690,000 | 4 Bed House18, Tintern Close, Harpenden, AL5 3NZ18, Tintern Close, Harpenden, AL5 3NZ
• Sold Dec 2023£685,000 | 3 Bed House31, Carpenders Close, Harpenden, AL5 3HN31, Carpenders Close, Harpenden, AL5 3HN
• Sold Feb 2023£725,000 | 4 Bed House33, Carpenders Close, Harpenden, AL5 3HN33, Carpenders Close, Harpenden, AL5 3HN
• Sold Nov 2022£855,000 | 4 Bed House7, Kinsbourne Close, Harpenden, AL5 3PB7, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Nov 2022£817,500 | 4 Bed House1, Kinsbourne Close, Harpenden, AL5 3PB1, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Apr 2022£875,500 | 4 Bed House1, Tintern Close, Harpenden, AL5 3NZ1, Tintern Close, Harpenden, AL5 3NZ
• Sold Aug 2021£735,000 | 4 Bed House40, Shepherds Way, Harpenden, AL5 3HF40, Shepherds Way, Harpenden, AL5 3HF
• Sold Nov 2020£795,000 | 4 Bed House49, Derwent Road, Harpenden, AL5 3NY49, Derwent Road, Harpenden, AL5 3NY
• Sold Jul 2019£675,000 | 4 Bed House53, Derwent Road, Harpenden, AL5 3NY53, Derwent Road, Harpenden, AL5 3NY
• Sold Jul 2018£660,000 | 4 Bed House3, Shepherds Way, Harpenden, AL5 3HF3, Shepherds Way, Harpenden, AL5 3HF
• Sold Sep 2017£595,000 | 4 Bed House11, Kinsbourne Close, Harpenden, AL5 3PB11, Kinsbourne Close, Harpenden, AL5 3PB
• Sold Feb 2017£710,000 | 4 Bed House28, Tintern Close, Harpenden, AL5 3NZ28, Tintern Close, Harpenden, AL5 3NZ
• Sold Jul 2015£550,000 | 4 Bed House23, Carpenders Close, Harpenden, AL5 3HN23, Carpenders Close, Harpenden, AL5 3HN
• Sold Feb 2012£500,000 | 4 Bed House30, Tintern Close, Harpenden, AL5 3NZ30, Tintern Close, Harpenden, AL5 3NZ

Tintern Close, Harpenden, AL5 has a total of 30 addresses. According to our analysis of all the public data, 21, Tintern Close, Harpenden is the 24th largest and the 21st most expensive property on the street.

When compared to the postcode district it is £144k less expensive than the average property in AL5.

• Wood End School

  400 m away
• Roundwood Primary School

  1.4 km away
• The Lea Primary School and Nursery

  2.2 km away

• Roundwood Park School

  1.4 km away
• St George's School

  2.3 km away
• Sir John Lawes School

  2.8 km away

• Harpenden

  |

  2.8 km away
• Luton Airport Parkway

  |

  4.9 km away
• Luton

  |

  6.2 km away

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