HM Land Registry records the plot of land for 9, Baulk Close, Harpenden as measuring 208 m².

That makes it the 7th largest plot in the postcode, where all 10 other houses have recorded plot data.

9, Baulk Close, Harpenden has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 28 Apr 2016.

The property is not connected to mains gas and has high performance glazing. It is heated using a boiler and radiators (mains gas).

The most recent sale of 9, Baulk Close, Harpenden completed on 8th July 2016 at £550,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 45.1% over the period since July 2016.

• Sold Jul 2016£550,000

Since 2016 142 properties similar to 9, Baulk Close, Harpenden have sold within a radius of 960 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 25th July 2025, was 7, Baulk Close, Harpenden, AL5 4FJ, a freehold house which sold for £705,000.

Read more about house prices in AL5.

• Sold Jul 2025£705,000 | 4 Bed House7, Baulk Close, Harpenden, AL5 4FJ7, Baulk Close, Harpenden, AL5 4FJ
• Sold Oct 2024£700,000 | 4 Bed House5, Baulk Close, Harpenden, AL5 4FJ5, Baulk Close, Harpenden, AL5 4FJ
• Sold Jul 2024£599,950 | 3 Bed House175, Westfield Road, Harpenden, AL5 4ND175, Westfield Road, Harpenden, AL5 4ND
• Sold Jul 2024£720,000 | 3 Bed House2B, Riverford Close, Harpenden, AL5 4LY2B, Riverford Close, Harpenden, AL5 4LY
• Sold Mar 2024£685,000 | 4 Bed House3, Baulk Close, Harpenden, AL5 4FJ3, Baulk Close, Harpenden, AL5 4FJ
• Sold Nov 2023£750,000 | 4 Bed House145, Westfield Road, Harpenden, AL5 4LU145, Westfield Road, Harpenden, AL5 4LU
• Sold Oct 2023£725,000 | 4 Bed House8, Baulk Close, Harpenden, AL5 4FJ8, Baulk Close, Harpenden, AL5 4FJ
• Sold Jul 2023£680,000 | 3 Bed House5, Riverford Close, Harpenden, AL5 4LX5, Riverford Close, Harpenden, AL5 4LX
• Sold Apr 2023£798,000 | 3 Bed House3, Willoughby Road, Harpenden, AL5 4PF3, Willoughby Road, Harpenden, AL5 4PF
• Sold Feb 2023£725,000 | 4 Bed House1, Baulk Close, Harpenden, AL5 4FJ1, Baulk Close, Harpenden, AL5 4FJ
• Sold Jan 2023£749,500 | 4 Bed House22, Westfield Drive, Harpenden, AL5 4LP22, Westfield Drive, Harpenden, AL5 4LP
• Sold Jul 2022£670,000 | 4 Bed House12, Westfield Drive, Harpenden, AL5 4LP12, Westfield Drive, Harpenden, AL5 4LP
• Sold Jan 2022£612,500 | 4 Bed House147, Westfield Road, Harpenden, AL5 4LU147, Westfield Road, Harpenden, AL5 4LU
• Sold Jun 2021£620,000 | 4 Bed House4, Baulk Close, Harpenden, AL5 4FJ4, Baulk Close, Harpenden, AL5 4FJ
• Sold Apr 2021£605,000 | 3 Bed House24, Westfield Drive, Harpenden, AL5 4LP24, Westfield Drive, Harpenden, AL5 4LP
• Sold Nov 2019£560,000 | 4 Bed House14, Westfield Drive, Harpenden, AL5 4LP14, Westfield Drive, Harpenden, AL5 4LP
• Sold Feb 2017£450,000 | 3 Bed House173, Westfield Road, Harpenden, AL5 4ND173, Westfield Road, Harpenden, AL5 4ND
• Sold Jul 2016£550,000 | 4 Bed House10, Baulk Close, Harpenden, AL5 4FJ10, Baulk Close, Harpenden, AL5 4FJ
• Sold Jun 2016£550,000 | 4 Bed House2, Baulk Close, Harpenden, AL5 4FJ2, Baulk Close, Harpenden, AL5 4FJ
• Sold May 2016£550,000 | 4 Bed House6, Baulk Close, Harpenden, AL5 4FJ6, Baulk Close, Harpenden, AL5 4FJ

Of the 10 addresses on Baulk Close, Harpenden, AL5, 9, Baulk Close, Harpenden comes out as the 8th largest and the 8th most expensive in our analysis of the public data.

It is also £265k less expensive than the average property across the AL5 district.

• The Lea Primary School and Nursery

  400 m away
• Manland Primary School

  800 m away
• Sauncey Wood Primary School

  900 m away

• Sir John Lawes School

  900 m away
• St George's School

  1.0 km away
• Katherine Warington School

  1.4 km away

• Harpenden

  |

  1.8 km away
• Luton Airport Parkway

  |

  5.7 km away
• Luton

  |

  7.3 km away

The flood risk here is rated Very Low, based on Environment Agency data.