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Get started31 Old Marston Road is a three-bedroom semi-detached house in Marston, Oxford, Oxford (OX3 0JR). It has a recorded floor area of 150 m² (around 1615 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (December 2025) shows a C (score 74). When first surveyed in December 2017 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. This certificate was lodged in the last six months, so the rating reflects current condition.
Sale prices here have outpaced Oxford HPI: 3.3% per year against 0% for the wider region. Today's modelled estimate of £640,000 sits 60% above the 2024 sale of £400,000. On a £-per-square-foot basis, the last sale (£248/sq ft) was about 21.5% below the postcode norm. At 150 m² the property is well over the postcode median (69 m² across 18 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). Most recent transfer was November 2024 at £400,000 — fresh data. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved.
The EPC has just been inspected, so the rating reflects current condition.
Extension: Part single, part two storey
Erection of a part single, part two storey front and side extension in association with loft conversion.
31 Old Marston Road's estimated value is more than triple its earliest registered sale price (2005).
£640,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 19 years.
£400,000
Growth on file: 3.3% per year over 19 years.
Years Held for 31 Old Marston Road lags the street by a wide margin.
Price per m²
£2,667
Street avg £4,219
Floor Area
150 m²
Street avg 78 m²
Habitable Rooms
7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Old Marston Road shops — bus stop.

Daytime· 07:00 – 23:00
48.8dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Application to certify that the proposed alterations to roof to form hip to gable, formation of 1no. dormer to rear roofslope and insertion of 2no. rooflights to front roofslope in association with loft conversion is lawful development.
26 November 2024Most recent
£400,000
+89.6%over 19 years3 June 2005
£211,000
Median price across the last 5 sales in OX3 0JR: £397,500 (2025–2018).
Street avg 5 rooms
CO₂ Emissions
3.7 t/year
Street avg 3.8 t/year
OX3 0AZ
Closest school
0.6 km
St Joseph's Catholic Primary School, Oxford. 22 schools nearby.
Night-time· 23:00 – 07:00
39.8dB
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