42, Townsend Lane, AL5 2QS
42 Townsend Lane is a 147 m² / 1,582 sq ft detached home in Harpenden. It sold for £1,400,000 in December 2018. Indexed forward to today's value, that sale is roughly £1,586k. Recent local prices imply a broad valuation context of £1,019k to £1,386k based on its internal area. The Land Registry and EPC data was last updated 2 July 2026.
- Sale history
-
£1,400,000 on Dec 2018
- Floor plan
-
Archived estate agent floor plan for 42, Townsend Lane.
- Internal area
- 147 square metres (1,582 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £9,523 per square metre (£885 per square foot) in Dec 2018. Indexed forward to today's value, this is roughly £10,787 per square metre (£1,002 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Dec 2018 £1,400,000 £9,524 £1,585,706 £10,787 Calculated using the latest EPC internal area of 147 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 £1,585,706. 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 £9,430 per square metre (£643 and £876 per square foot). Based on an internal area of 147 m², this implies a valuation between £1,019,000 and £1,386,000. 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
- G
- Plot size
- 877 square metres (9,440 square feet) - map showing freehold boundary lines
- Planning ref:
- February 2021 5/2020/3117
- Type:
- Discharge of conditions imposed on an existing application
- Status:
- Application approved with conditions
- Address:
- 42 Townsend Lane Harpenden Hertfordshir
- Description:
- Discharge of Condition 5 (hard and soft landscape) of planning permission 5/2019/2000 dated 31/10/2019 for Front canopy porch, partial garage conversion, single storey front bay window, part single, part two storey rear extensions, raising of ridge height
- Planning ref:
- May 2020 5/2020/0922
- Type:
- Amendments or alterations arising from an existing or previous application
- Status:
- Application refused
- Address:
- 42 Townsend Lane Harpenden Hertfordshir
- Description:
- Non Material Amendment - Raising of flat roof by a 3 brick course of planning permission 5/2019/2000 dated 31/10/2019 for Front canopy porch, partial garage conversion, single storey front bay window, part single, part two storey rear extensions, raising
- Planning ref:
- October 2019 5/2019/2000
- Type:
- Full and householder planning application ; this application involves multiple dwellings
- Status:
- Application approved with conditions
- Address:
- 42 Townsend Lane Harpenden Hertfordshir
- Description:
- Front canopy porch, partial garage conversion, single storey front bay window, part single, part two storey rear extensions, raising of ridge height to incorporate livingspace with side and rear rooflights, removal of chimey, addition of new vehicular cro
- Planning ref:
- October 2019 5/2019/1999
- Type:
- Full and householder planning application
- Status:
- Application approved with conditions
- Address:
- 42 Townsend Lane Harpenden Hertfordshir
- Description:
- Part single, part two storey rear extension, reconfiguration of roof from hipped to crown with rooflights, partial garage conversion, new porch and bay window to front elevation, new openings, rear landscaping, removal of chimney and new vehicular crossov
- Planning ref:
- July 2019 5/2019/0538
- Type:
- Unknown type ; this application involves multiple dwellings
- Status:
- Application withdrawn before a decision was taken
- Address:
- 42 Townsend Lane Harpenden Hertfordshir
- Description:
- Two storey rear extension, partial garage conversion, new porch and bay window to front elevation, new openings, rear landscaping, removal of chimney and new vehicular access in order to create an in and out drive
- Planning ref:
- July 2019 5/2019/1256
- Type:
- Unknown type
- Status:
- Application withdrawn before a decision was taken
- Address:
- 42 Townsend Lane Harpenden Hertfordshir
- Description:
- Part single, part two storey rear extension, raising of roof, partial garage conversion, front bay window and porch canopy, removal of chimney, alterations to openings, rear patio, landscaping works and additional vehicle access
- Summary:
- 23 May 2016 - energy performance certificate grade E
- 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 1950 to 1966
- Area:
- 147 sqm (1,582 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, 250 mm loft insulation. Heating: Boiler and radiators, mains gas.
42 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 £1,585,706.
- Based on an internal area of 147 m² and recent prices in Harpenden, this implies a lower and upper quartile range from £1,019,000 to £1,386,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.