12, Colborne Road, OX11 0AB

12 Colborne Road is a 93 m² / 1,001 sq ft semi-detached home in Harwell. It sold for £425,000 in March 2026. Indexed forward to today's value, that sale is roughly £425k. Recent local prices imply a broad valuation context of £366k to £444k based on its internal area. The Land Registry and EPC data was last updated 2 July 2026.

Property data
Sale history
Date Paid price Annual growth After inflation
Mar 2026 £425,000 3.9% 1.1%
Jun 2004 £185,000 na na
Internal area
93 square metres (1,001 square feet) according to latest EPC inspection
Price per internal area

This property sold for £4,569 per square metre (£424 per square foot) in Mar 2026. Indexed forward to today's value, this is roughly £4,570 per square metre (£425 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Mar 2026 £425,000 £4,570 £425,000 £4,570
Jun 2004 £185,000 £1,989 £356,615 £3,835

Calculated using the latest EPC internal area of 93 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 £425,000. 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 £3,940 and £4,770 per square metre (£366 and £443 per square foot). Based on an internal area of 93 m², this implies a valuation between £366,000 and £444,000. 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
Semi-detached
Council tax band
C
Plot size
327 square metres (3,520 square feet) - map showing freehold boundary lines
EPC Inspections
Summary:
17 November 2025 - energy performance certificate grade C
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
Semi-Detached House , has 5 habitable rooms. Estimated year built 1930 to 1949
Area:
93 sqm (1,001 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: Pitched, 300 mm loft insulation. Heating: Boiler and radiators, mains gas.
Frequently asked questions

12 Colborne Road 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 £425,000.
  • Based on an internal area of 93 m² and recent prices in Harwell, this implies a lower and upper quartile range from £366,000 to £444,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 12 Colborne Road last sold for £425,000 in March 2026.

HouseMetric shows 12 Colborne Road as 93 m² (1,001 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 3 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 17 November 2025. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 12 Colborne Road was in council tax band C. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

12 Colborne Road is in postcode OX11 0AB, in Harwell. You can also view HouseMetric's sold-price page for Colborne Road, OX11 0AB 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 2 July 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.