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Get started1 Derwent Avenue is a three-bedroom semi-detached house in Headington, Oxford, Oxford (OX3 0AR). It has a recorded floor area of 64 m² (around 689 sq ft) and construction records dating it to 1930-1949. The latest certificate (February 2016) shows an E (score 42), well below the UK norm with real room to improve. Earlier certificates rated it D (August 2012); the latest reading is one band lower. Between certificates, wall efficiency dropped from Poor to Very Poor and lighting dropped from Very Good to Good. The recommended improvements would lift it to B (score 85), a 3-band jump. The latest certificate is from February 2016, so improvements made since then won't be reflected.
Sale prices here have outpaced Oxford HPI: 6.4% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£657/sq ft) was about 161.1% above the typical sold price in the postcode. 9 planning records sit against the property, 6 approved, 3 refused. Past consents include an extension, a loft conversion and HMO conversion, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 81% of similar EPCs). Most recent transfer: October 2023 at £452,500.
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 15 Feb 2026
A a single-storey side extension application was refused at 1 Derwent Avenue in 2025.
Extension: Single storey · Side of property
Erection of a first floor side extension.
1 Derwent Avenue has more than quadrupled in price since its earliest registered sale in 1999.
£483,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 25 years.
£452,500
Growth on file: 6.4% per year over 25 years.
EPC Rating for 1 Derwent Avenue lags the street by a wide margin.
Price per m²
£7,070
Street avg £3,947
Floor Area
64 m²
Street avg 75 m²
Habitable Rooms
5 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

Extension: Single storey · Side and rear of property
Erection of a single storey rear and side extension. (Amended Drawings)
7 more applications for this property
Join to see all planning history.
9 October 2023Most recent
£452,500
+84.7%over 16 years13 March 2007
£245,000
+152.6%over 8 years19 January 1999
£97,000
Median price across the last 5 sales in OX3 0AR: £433,000 (2024–2017).
CO₂ Emissions
5.0 t/year
Street avg 3.4 t/year
OX3 0AZ
Closest school
0.2 km
New Marston Primary School. 18 schools nearby.
Night-time· 23:00 – 07:00
42.1dB
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