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Get started23 Derwent Avenue is a semi-detached house in Headington, Oxford, Oxford (OX3 0AR). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (September 2022) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 88), a 2-band jump.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, partial demolition and HMO conversion, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Extension: Single storey · Rear of property
23 Derwent Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£445,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
On floor area, 23 Derwent Avenue runs well behind the street norm.
EPC Rating
64 (D)
Street avg 61 (D)
Floor Area
62 m²
Street avg 75 m²
CO₂ Emissions
3.0 t/year
Street avg 3.6 t/year
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

Demolition of existing garage to the rear. Erection of a single storey rear extension. Change of use of dwellinghouse (Use Class C3) to a House in Multiple Occupation (Use Class C4). Removal of 1no. window to side elevation. Alterations to roof to form hip to gable, and formation of 1no. rear dormer in association with a loft conversion. Provision of bin and bike storage.
Extension: Single storey · Rear of property
Application for prior approval for the erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6.00m, for which the maximum height would be 3.00m, and for which the height of the eaves would be 2.90m.
Median price across the last 5 sales in OX3 0AR: £440,000 (2024–2018).
Habitable Rooms
4 rooms
Street avg 5 rooms
Closest school
0.2 km
New Marston Primary School. 18 schools nearby.
Night-time· 23:00 – 07:00
42.1dB