10, Diamond Drive, OX11 6FH

10 Diamond Drive is a 104 m² / 1,119 sq ft semi-detached home in Harwell. It sold for £387,000 in March 2026. Indexed forward to today's value, that sale is roughly £387k. Recent local prices imply a broad valuation context of £371k to £494k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.

Property data
Sale history
Date Paid price Annual growth After inflation
Mar 2026 £387,000 1.7% -1.8%
Nov 2016 New build New £332,000 na na
Internal area
104 square metres (1,119 square feet) according to latest EPC inspection
Price per internal area

This property sold for £3,721 per square metre (£346 per square foot) in Mar 2026. Indexed forward to today's value, this is roughly £3,721 per square metre (£346 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Mar 2026 £387,000 £3,721 £387,000 £3,721
Nov 2016 £332,000 £3,192 £357,570 £3,438

Calculated using the latest EPC internal area of 104 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 £387,000. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Harwell are now selling for between £3,570 and £4,750 per square metre (£331 and £441 per square foot). Based on an internal area of 104 m², this implies a valuation between £371,000 and £494,000. 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
na
Type
Semi-detached
Council tax band
na
Plot size
215 square metres (2,314 square feet) - map showing freehold boundary lines
EPC Inspections
Summary:
06 December 2025 - energy performance certificate grade B
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
End-Terrace House , has 4 habitable rooms. Estimated year built 2012 to 2021
Area:
104 sqm (1,119 square foot) total internal area
Comments:
Walls: Cavity wall, as built, insulated (assumed). Roof: Pitched, 300 mm loft insulation. Heating: Boiler and radiators, mains gas.
Frequently asked questions

10 Diamond 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 £387,000.
  • Based on an internal area of 104 m² and recent prices in Harwell, this implies a lower and upper quartile range from £371,000 to £494,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 10 Diamond Drive last sold for £387,000 in March 2026.

HouseMetric shows 10 Diamond Drive as 104 m² (1,119 sq ft), based on the latest internal area data available for this property.

The latest EPC rating shown by HouseMetric is B, from an inspection dated 06 December 2025. EPC information comes from the public Energy Performance Certificate data for England and Wales.

10 Diamond Drive is in postcode OX11 6FH, in Harwell. You can also view HouseMetric's sold-price page for Diamond Drive, OX11 6FH or analysis of the Harwell 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.