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Get started33 Delbush Avenue is a three-bedroom semi-detached house in Headington, Oxford, Oxford (OX3 8EA). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (January 2023) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2010. Between certificates, hot-water efficiency went from Poor to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump.
Sale prices here have outpaced Oxford HPI: 3.6% per year against 0% for the wider region. Today's modelled estimate of £434,000 sits 56.4% above the 2014 sale of £277,500. On a £-per-square-foot basis, the last sale (£391/sq ft) was about 47.1% above the typical sold price in the postcode. On the market in August 2014 and unlisted since — roughly 12 years. Across the public record there are 4 sales, relatively high churn for a single property. 3 planning records sit against the property, 1 approved, 2 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 66 m² it's 24.6% smaller than the typical home in the postcode (88 m² median across 22 EPCs).
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: Two storey · Side and rear of property
Erection of two storey side and rear extension. (Amended Plans)
33 Delbush Avenue saw 4 transfers in just over a decade — high turnover for the postcode.
£434,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.6% per year over 10 years.
£277,500
Growth on file: 3.6% per year over 10 years.
On floor area, 33 Delbush Avenue runs well behind the street norm.
Price per m²
£4,205
Street avg £4,267
Floor Area
66 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Thornhill Park and Ride — bus stop.

Daytime· 07:00 – 23:00
51.4dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
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Extension: Single storey · Rear of property
Erection of single storey rear extension and conversion of extended building to form 2x1 bed flats.
1 more application for this property
Join to see all planning history.
7 August 2014Most recent
£277,500
+15.6%over 3 years18 April 2011
£240,000
-3.9%over 3 years7 September 2007
£249,650
+26.7%over 2 years22 October 2004
£197,000
Median price across the last 5 sales in OX3 8EA: £478,100 (2025–2022).
CO₂ Emissions
2.3 t/year
Street avg 4.0 t/year
OX3 8LR
Closest school
0.1 km
Sandhills Community Primary School. 8 schools nearby.
Night-time· 23:00 – 07:00
44.7dB
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