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Get started5 Fortnam Close is a six-bedroom semi-detached house in Headington, Oxford, Oxford (OX3 7TH). It has a recorded floor area of 168 m² (around 1808 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (May 2024) shows a C (score 75), near the top of the C band. When first surveyed in March 2021 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Very Poor to Good and main heating went from Average to Good. The recommended improvements would push it to B (score 83).
Today's modelled estimate of £837,000 sits 74.4% above the 2021 sale of £480,000. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Sold June 2021 for £480,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. 6 bedrooms is on the larger side for this postcode, where 4 is the typical count.
Non-Material amendment to planning permission 21/02630/FUL to allow alterations to the window size and position to the front elevation of the new two storey side extension.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£837,000
Modelled from EPC, postcode comparables.
£480,000
Recorded with HM Land Registry.
Years Held for 5 Fortnam Close lags the street by a wide margin.
Price per m²
£2,857
Street avg £3,585
Floor Area
168 m²
Street avg 146 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Fortnam Close — bus stop.

Daytime· 07:00 – 23:00
48.6dB

Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Hot water system upgraded
Windows upgraded, improving insulation
Wall insulation improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Two storey · Side of property
Demolition of existing single storey side extension. Alterations to roof to form hip to gable and erection of a rear dormer. Erection of a two storey side extension. Alterations to windows and doors to rear elevation, and insertion of 2no. roof lights to front roof slope. (Amended description).
1 more application for this property
Join to see all planning history.
21 June 2021Most recent
£480,000
Median price across the last 5 sales in OX3 7TH: £409,600 (2025–2007).
CO₂ Emissions
4.2 t/year
Street avg 5.2 t/year
OX3 7ET
Closest school
0.5 km
St Joseph's Catholic Primary School, Oxford. 22 schools nearby.
Night-time· 23:00 – 07:00
40.2dB
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