17, Aran Close, Harpenden occupies a 248 m² plot as recorded by HM Land Registry.

All 19 other houses in this postcode have recorded plot sizes, and this one ranks as the 15th largest.

17, Aran Close, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 28 Jun 2011.

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

17, Aran Close, Harpenden last changed hands on 12th June 2018, selling for £522,700. 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 33.4% since June 2018.

• Sold Jun 2018£522,700

Land Registry records and our Estate Agent network show 238 sales of comparable properties within 870 metres of 17, Aran Close, Harpenden since 2015.

Most recently, 35, Welbeck Rise, Harpenden, AL5 1RT, a freehold house, sold at £760,000 on the 16th December 2025.

Read more about house prices in AL5.

• Sold Dec 2025£760,000 | 4 Bed House35, Welbeck Rise, Harpenden, AL5 1RT35, Welbeck Rise, Harpenden, AL5 1RT
• Sold Dec 2025£665,000 | 3 Bed House6, Bewdley Close, Harpenden, AL5 1QX6, Bewdley Close, Harpenden, AL5 1QX
• Sold Nov 2025£800,000 | 3 Bed House4, Acacia Walk, Harpenden, AL5 1SH4, Acacia Walk, Harpenden, AL5 1SH
• Sold Aug 2025£680,000 | 3 Bed House31, Cranbourne Drive, Harpenden, AL5 1RJ31, Cranbourne Drive, Harpenden, AL5 1RJ
• Sold Aug 2025£740,000 | 3 Bed House29, Bewdley Close, Harpenden, AL5 1QX29, Bewdley Close, Harpenden, AL5 1QX
• Sold Jun 2025£600,000 | 3 Bed House29, Field Close, Harpenden, AL5 1EP29, Field Close, Harpenden, AL5 1EP
• Sold Mar 2025£765,000 | 4 Bed House5, Newton Close, Harpenden, AL5 1SP5, Newton Close, Harpenden, AL5 1SP
• Sold Feb 2025£815,000 | 4 Bed House6, Aran Close, Harpenden, AL5 1SW6, Aran Close, Harpenden, AL5 1SW
• Sold Jul 2024£690,000 | 3 Bed House34, Ranleigh Walk, Harpenden, AL5 1SR34, Ranleigh Walk, Harpenden, AL5 1SR
• Sold Apr 2024£600,000 | 3 Bed House2, Newton Close, Harpenden, AL5 1SP2, Newton Close, Harpenden, AL5 1SP
• Sold Apr 2024£720,000 | 3 Bed House9, Hawthorn Close, Harpenden, AL5 1HN9, Hawthorn Close, Harpenden, AL5 1HN
• Sold Dec 2023£695,000 | 3 Bed House45, Eastcote Drive, Harpenden, AL5 1SE45, Eastcote Drive, Harpenden, AL5 1SE
• Sold Jun 2023£755,000 | 4 Bed House23, Welbeck Rise, Harpenden, AL5 1RT23, Welbeck Rise, Harpenden, AL5 1RT
• Sold Dec 2022£740,000 | 4 Bed House29, Cranbourne Drive, Harpenden, AL5 1RJ29, Cranbourne Drive, Harpenden, AL5 1RJ
• Sold Apr 2022£700,000 | 3 Bed House14, Cranbourne Drive, Harpenden, AL5 1RL14, Cranbourne Drive, Harpenden, AL5 1RL
• Sold Jan 2022£570,000 | 3 Bed House3, Bewdley Close, Harpenden, AL5 1QX3, Bewdley Close, Harpenden, AL5 1QX
• Sold Oct 2021£600,000 | 3 Bed House27, Welbeck Rise, Harpenden, AL5 1RT27, Welbeck Rise, Harpenden, AL5 1RT
• Sold Nov 2019£550,000 | 4 Bed House19, Aran Close, Harpenden, AL5 1SW19, Aran Close, Harpenden, AL5 1SW
• Sold Apr 2019£600,000 | 4 Bed House19, Newton Close, Harpenden, AL5 1SP19, Newton Close, Harpenden, AL5 1SP
• Sold May 2015£527,500 | 3 Bed House2, Aran Close, Harpenden, AL5 1SW2, Aran Close, Harpenden, AL5 1SW

Our analysis of the public data ranks 17, Aran Close, Harpenden as the 14th largest and the 13th most expensive of the 19 addresses on Aran Close, Harpenden, AL5.

Against the AL5 postcode district average, it is £236k less expensive than the typical property.

• The Grove Infant and Nursery School

  700 m away
• The Grove Junior School

  700 m away
• High Beeches Primary School

  1.3 km away

• Katherine Warington School

  2.4 km away
• Sir John Lawes School

  2.4 km away
• St George's School

  2.6 km away

• Harpenden

  |

  1.8 km away
• St Albans City

  |

  5.7 km away
• St Albans Abbey

  |

  6.4 km away

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