4, Knowle Drive, AL5 1RW
4 Knowle Drive is a 97 m² / 1,044 sq ft terraced home in Harpenden. It sold for £341,000 in October 2012. Indexed forward to today's value, that sale is roughly £562k. Recent local prices imply a broad valuation context of £574k to £747k based on its internal area. The Land Registry and EPC data was last updated 22 September 2026.
- Sale history
-
Date Paid price Annual growth After inflation Oct 2012 £341,000 4.8% 2.0% Apr 2005 £240,000 na na - Floor plan
-
Archived estate agent floor plan for 4, Knowle Drive.
- Internal area
- 97 square metres (1,044 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £3,515 per square metre (£327 per square foot) in Oct 2012. Indexed forward to today's value, this is roughly £5,792 per square metre (£538 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Oct 2012 £341,000 £3,515 £561,802 £5,792 Apr 2005 £240,000 £2,474 £557,565 £5,748 Calculated using the latest EPC internal area of 97 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 £561,802. 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 £5,920 and £7,700 per square metre (£549 and £715 per square foot). Based on an internal area of 97 m², this implies a valuation between £574,000 and £747,000. 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
- 3
- Type
- Terrace
- Council tax band
- D
- Plot size
- 147 square metres (1,582 square feet) - map showing freehold boundary lines
- Planning ref:
- May 2022 5/2022/0804
- Type:
- Outline application - proposal prior to a full application, including assessments and scoping opinions.
- Status:
- Application approved
- Address:
- 4 Knowle Drive Harpenden Hertfordshir
- Description:
- Certificate of Lawfulness (proposed) - Loft conversion with rear dormer window
- Summary:
- 17 July 2012 - energy performance certificate grade D
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- marketed sale
- Tenure:
- Unknown
- Property type:
- Mid-Terrace House , has 4 habitable rooms. Estimated year built 1967 to 1975
- Area:
- 97 sqm (1,044 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, 150 mm loft insulation. Heating: Boiler and radiators, mains gas.
4 Knowle Drive 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 £561,802.
- Based on an internal area of 97 m² and recent prices in Harpenden, this implies a lower and upper quartile range from £574,000 to £747,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.