Property data
Sale history
Date Paid price Annual growth After inflation
Sep 2025 £1,160,000 5.6% 2.7%
May 2005 £382,500 0.3% -1.5%
Mar 2003 £379,950 13.7% 12.0%
Oct 1997 £189,000 40.1% 37.2%
Dec 1996 £143,500 na na
Floor plan

Archived estate agent floor plan for 4, Park Mount.

Floorplan 4
View floorplan
Internal area
154 square metres (1,658 square feet) according to latest EPC inspection
Price per internal area

This property sold for £7,532 per square metre (£700 per square foot) in Sep 2025. Indexed forward to today's value, this is roughly £7,331 per square metre (£681 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Sep 2025 £1,160,000 £7,532 £1,128,923 £7,331
May 2005 £382,500 £2,484 £911,023 £5,916
Mar 2003 £379,950 £2,467 £993,821 £6,453
Oct 1997 £189,000 £1,227 £989,910 £6,428
Dec 1996 £143,500 £932 £951,420 £6,178

Calculated using the latest EPC internal area of 154 m². Earlier sale dates may not have had the same measured area available.

Valuation
The most recent sale price indexed forward to today's value is £1,128,923. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Harpenden are now selling for between £6,080 and £8,100 per square metre (£564 and £752 per square foot). Based on an internal area of 154 m², this implies a valuation between £936,000 and £1,247,000. Treat this as context only. For a valuation using hand-picked comparable sales, use the Advanced search tool — create a shortlist of similar condition homes, then export a valuation report.
Bedrooms
4
Type
Detached
Council tax band
F
Plot size
233 square metres (2,508 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 4 Park Mount. Advertised on multiple portals. It was added on 08/04/2015. It last appeared Nov 2015.
Photos:

There are 13 archived estate agent listing photos for 4 Park Mount.

Photos for 4 Park Mount
View photos
Advertiser remarks:
  • 4 bedrooms
Planning applications
Planning ref:
March 2017 5/2017/0200
Type:
Full and householder planning application
Status:
Application approved with conditions
Address:
4 Park Mount Harpenden Hertfordshir
Description:
Loft conversion with rear dormer window, front rooflights and reconstruction of middle chimney

Planning ref:
October 2016 5/2016/2725
Type:
Outline application - proposal prior to a full application, including assessments and scoping opinions.
Status:
Application refused
Address:
4 Park Mount Harpenden Hertfordshir
Description:
Certificate of Lawfulness (Proposed) - Proposed loft conversion with dormer window and removal of one chimney
EPC Inspections
Summary:
27 September 2024 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Detached House , has 7 habitable rooms. Estimated year built None to None
Area:
154 sqm (1,658 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: Boiler and radiators, mains gas.

Summary:
20 February 2013 - energy performance certificate grade F
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Detached House , has 7 habitable rooms. Estimated year built None to None
Area:
131 sqm (1,410 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, 150 mm loft insulation. Heating: Boiler and radiators, mains gas.