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Get started28 Derwent Avenue is a three-bedroom semi-detached house in Headington, Oxford, Oxford (OX3 0AP). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (February 2020) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in March 2010 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Good to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump.
It hasn't traded since February 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Sale prices here have outpaced Oxford HPI: 10.4% per year against 0% for the wider region. Today's modelled estimate of £499,000 sits 99.6% above the 2007 sale of £250,000. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and subdivision, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
Council records show a subdivision application — the property's legal arrangement has been altered.
Extension: Single storey · Rear of property
Sale price has at least doubled since 1999.
£499,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.4% per year over 7 years.
£250,000
Growth on file: 10.4% per year over 7 years.
CO₂ Emissions for 28 Derwent Avenue runs comfortably ahead of the street norm.
Price per m²
£3,289
Street avg £3,592
Floor Area
76 m²
Street avg 82 m²
Habitable Rooms
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
51.3dB

Changes detected from historical EPC data
Hot water efficiency improved
Windows upgraded, improving insulation
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Erection of a single storey rear extension and conversion of extended building to provide 3 x 1 bed flats.
Extension: Single storey · Rear of property
Erection of single storey rear extension.
23 February 2007Most recent
£250,000
+106.6%over 7 years15 October 1999
£121,000
Median price across the last 5 sales in OX3 0AP: £410,000 (2023–2019).
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 4.5 t/year
OX3 0NP
Closest school
0.2 km
New Marston Primary School. 17 schools nearby.
Night-time· 23:00 – 07:00
41.9dB
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