85, Portway, OX11 0BA

85 Portway is a 96 m² / 1,033 sq ft semi-detached home in Harwell. It sold for £375,000 in August 2022. Indexed forward to today's value, that sale is roughly £387k. Recent local prices imply a broad valuation context of £376k to £457k 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
Aug 2022 £375,000 6.3% 3.9%
Dec 2013 £220,000 3.8% 1.1%
May 2005 £160,000 na na
Floor plan

Archived estate agent floor plan for 85, Portway.

Floorplan 85
View floorplan
Internal area
96 square metres (1,033 square feet) according to latest EPC inspection
Price per internal area

This property sold for £3,906 per square metre (£363 per square foot) in Aug 2022. Indexed forward to today's value, this is roughly £4,032 per square metre (£375 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Aug 2022 £375,000 £3,906 £387,091 £4,032
Dec 2013 £220,000 £2,292 £337,778 £3,519
May 2005 £160,000 £1,667 £295,558 £3,079

Calculated using the latest EPC internal area of 96 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 £387,091. 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 £3,920 and £4,760 per square metre (£364 and £442 per square foot). Based on an internal area of 96 m², this implies a valuation between £376,000 and £457,000. 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
2
Type
Semi-detached
Council tax band
C
Plot size
244 square metres (2,626 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 85 Portway. Advertised on multiple portals. It was added on 31/01/2022. It last appeared Feb 2022.
Photos:

There are 25 archived estate agent listing photos (taken in February 2029) for 85 Portway.

Photos for 85 Portway
View photos
Advertiser remarks:
  • 3 bedrooms
  • 2 bathrooms
Planning applications
Planning ref:
September 2021 P21/S3177/HH
Type:
Full and householder planning application
Status:
Application approved
Address:
85 Portway Didcot
Description:
Erection of a single storey ground floor side extension and a single front dormer window.
Planning ref:
May 2016 P16/S0891/HH
Type:
Full and householder planning application
Status:
Application approved
Address:
85 Portway Didco
Description:
Conversion of existing attic space addition of dormer and rooflights with ground floor alterations.
EPC Inspections
Summary:
17 February 2021 - 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 1967 to 1975
Area:
96 sqm (1,033 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: Pitched, 200 mm loft insulation. Heating: Boiler and radiators, mains gas.
Summary:
30 January 2013 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Semi-Detached Bungalow , has 3 habitable rooms. Estimated year built 1967 to 1975
Area:
51 sqm (549 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: Pitched, 100 mm loft insulation. Heating: Boiler and radiators, mains gas.
Summary:
02 December 2008 - energy performance certificate grade E
Reason for EPC:
None
Tenure:
Private rental
Property type:
None , has 3 habitable rooms. Estimated year built 1967 to 1975
Area:
53 sqm (570 square foot) total internal area
Comments:
Frequently asked questions

85 Portway 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 £387,091.
  • Based on an internal area of 96 m² and recent prices in Harwell, this implies a lower and upper quartile range from £376,000 to £457,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 85 Portway last sold for £375,000 in August 2022.

HouseMetric shows 85 Portway as 96 m² (1,033 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 2 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 February 2021. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 85 Portway was in council tax band C. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

85 Portway is in postcode OX11 0BA, in Harwell. You can also view HouseMetric's sold-price page for Portway, OX11 0BA 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.