Property data
Sale history
Date Paid price Annual growth After inflation
Sep 2025 £1,610,000 7.4% 4.9%
Apr 1996 £196,000 na na
Floor plan

Archived estate agent floor plan for 4, Townsend Lane.

Floorplan 4
View floorplan
Internal area
166 square metres (1,787 square feet) according to latest EPC inspection
Price per internal area

This property sold for £9,698 per square metre (£901 per square foot) in Sep 2025. Indexed forward to today's value, this is roughly £9,629 per square metre (£895 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Sep 2025 £1,610,000 £9,699 £1,598,473 £9,629
Apr 1996 £196,000 £1,181 £1,468,941 £8,849

Calculated using the latest EPC internal area of 166 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 £1,598,473. 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 £6,930 and £9,380 per square metre (£643 and £871 per square foot). Based on an internal area of 166 m², this implies a valuation between £1,150,000 and £1,557,000. 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
Semi-detached
Council tax band
G
Plot size
460 square metres (4,951 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 4 Townsend Lane. Advertised on multiple portals. It was added on 09/06/2025.
Photos:

There are 12 archived estate agent listing photos for 4 Townsend Lane.

Photos for 4 Townsend Lane
View photos
Advertiser remarks:
  • 4 bedrooms
  • 2 bathrooms
Planning applications
Planning ref:
December 2023 TP/2023/0521
Type:
Tree and hedge works
Status:
Application approved
Address:
4 Townsend Lane Harpenden Hertfordshir
Description:
Variegated maple (now reverted to almost entirely green) to be reduced in size by 1/3 to 1/2. The tree has got too large for the garden and is difficult to maintain because of its height. Located at the rear of the back garden backing on to 9 Aplins Close
EPC Inspections
Summary:
05 June 2025 - 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 8 habitable rooms. Estimated year built 1950 to 1966
Area:
166 sqm (1,787 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: Pitched, 100 mm loft insulation. Heating: Boiler and radiators, mains gas.
Frequently asked questions

4 Townsend Lane is worth whatever price a willing buyer and seller agree upon. However, the following can provide useful context.

  • HouseMetric estimates the most recent sale price indexed forward to today's value is £1,598,473.
  • Based on an internal area of 166 m² and recent prices in Harpenden, this implies a lower and upper quartile range from £1,150,000 to £1,557,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 4 Townsend Lane last sold for £1,610,000 in September 2025.

HouseMetric shows 4 Townsend Lane as 166 m² (1,787 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 4 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is D, from an inspection dated 05 June 2025. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 4 Townsend Lane was in council tax band G. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

4 Townsend Lane is in postcode AL5 2QE, in Harpenden. You can also view HouseMetric's sold-price page for Townsend Lane, AL5 2QE or analysis of the Harpenden property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 1 June 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.