3, Diamond Way, OX11 0TT

3 Diamond Way is a 123 m² / 1,324 sq ft detached home in Harwell. It sold for £395,995 in April 2013. Indexed forward to today's value, that sale is roughly £599k. Recent local prices imply a broad valuation context of £481k to £585k based on its internal area. The Land Registry and EPC data was last updated 4 August 2026.

Property data
Sale history
£395,995 on Apr 2013
Internal area
123 square metres (1,324 square feet) according to latest EPC inspection
Price per internal area

This property sold for £3,219 per square metre (£299 per square foot) in Apr 2013. Indexed forward to today's value, this is roughly £4,871 per square metre (£452 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Apr 2013 £395,995 £3,219 £599,087 £4,871

Calculated using the latest EPC internal area of 123 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 £599,087. 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 £3,910 and £4,760 per square metre (£363 and £442 per square foot). Based on an internal area of 123 m², this implies a valuation between £481,000 and £585,000. 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
296 square metres (3,186 square feet) - map showing freehold boundary lines
EPC Inspections
Summary:
24 April 2012 - energy performance certificate grade C
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
New dwelling
Tenure:
Unknown
Property type:
Detached House Estimated year built None to None
Area:
123 sqm (1,324 square foot) total internal area
Comments:
Heating: Boiler and radiators, mains gas.
Frequently asked questions

3 Diamond Way 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 £599,087.
  • Based on an internal area of 123 m² and recent prices in Harwell, this implies a lower and upper quartile range from £481,000 to £585,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 3 Diamond Way last sold for £395,995 in April 2013.

HouseMetric shows 3 Diamond Way as 123 m² (1,324 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 C, from an inspection dated 24 April 2012. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 3 Diamond Way was in council tax band F. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

3 Diamond Way is in postcode OX11 0TT, in Harwell. You can also view HouseMetric's sold-price page for Diamond Way, OX11 0TT 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 4 August 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.