HM Land Registry records the plot of land for 15, Ridge Avenue, Harpenden as measuring 319 m².

That makes it the 23rd largest plot in the postcode, where 23 of the 28 other houses have recorded plot data.

The most recent sale of 15, Ridge Avenue, Harpenden completed on 13th August 2002 at £290,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

• Sold Aug 2002£290,000
• Sold Feb 1999£189,950

Over the past 2 years 3 properties have sold within 970 metres of 15, Ridge Avenue, Harpenden, per the Land Registry and our network of Estate Agents.

The latest, on the 12th November 2025, was 19, Ridge Avenue, Harpenden, AL5 3LT, a freehold house which sold for £985,500.

Read more about house prices in AL5.

• Sold Nov 2025£985,500 | 4 Bed House19, Ridge Avenue, Harpenden, AL5 3LT19, Ridge Avenue, Harpenden, AL5 3LT
• Sold Nov 2021£795,000 | 3 Bed House21, Ridge Avenue, Harpenden, AL5 3LT21, Ridge Avenue, Harpenden, AL5 3LT
• Sold Sep 2017£795,000 | 4 Bed House11, Ridge Avenue, Harpenden, AL5 3LU11, Ridge Avenue, Harpenden, AL5 3LU

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

• 400

  m

  Wood End School
• 1.0

  km

  Roundwood Primary School
• 1.5

  km

  The Lea Primary School and Nursery

• 900

  m

  Roundwood Park School
• 1.6

  km

  St George's School
• 2.1

  km

  Sir John Lawes School

• 2.2

  km

  Harpenden
• 5.2

  km

  Luton Airport Parkway
• 6.6

  km

  Luton

Broadband here reaches ultrafast speeds, based on recent Ofcom data.

The flood risk here is rated very low, based on Environment Agency data.