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Get started31 Derwent Avenue is a three-bedroom semi-detached house in Headington, Oxford, Oxford (OX3 0AR). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (February 2025) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since November 2008. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Average to Good and window efficiency went from Average to Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
It hasn't traded since June 2003, a hold of 23 years that's notably long for the area. Today's modelled estimate of £531,000 sits 141.4% above the 2003 sale of £220,000. On a £-per-square-foot basis, the last sale (£240/sq ft) was about 29.7% below the postcode norm. One planning record on file: an extension approved in 2010. Past consents include an extension and a porch, meaningful when judging how the property has evolved. At 85 m² it's 18.1% larger than the typical home in the postcode (72 m² median across 16 EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
Extension: Single storey · Rear of property
Erection of porch at front, single storey extension at rear and formation of a raised patio with steps/ railings leading to garden.
31 Derwent Avenue valuation sits well clear of the typical sold price in this postcode.
£531,000
Modelled from EPC, postcode comparables.
£220,000
Recorded with HM Land Registry.
On epc rating, 31 Derwent Avenue stands well clear of the street.
Price per m²
£2,588
Street avg £4,267
Floor Area
85 m²
Street avg 73 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Derwent Avenue West — bus stop.

Daytime· 07:00 – 23:00
51.5dB

Changes detected from historical EPC data
Wall insulation improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Window efficiency improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 June 2003Most recent
£220,000
Median price across the last 5 sales in OX3 0AR: £440,000 (2024–2018).
CO₂ Emissions
3.0 t/year
Street avg 3.6 t/year
OX3 0NP
Closest school
0.2 km
New Marston Primary School. 18 schools nearby.
Night-time· 23:00 – 07:00
42.1dB
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