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Get startedSt Marys House, Ewelme, Wallingford, OX10 6HP
1 planning record
About St Marys House
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
St Marys House is a detached house in Ewelme, Wallingford, Wallingford (OX10 6HP). It has a recorded floor area of 249 m² (around 2680 sq ft) and construction records dating it to 1900-1929. The latest certificate (June 2020) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump. Main heating runs on oil.
At 249 m² it's 29.7% larger than the typical home in the postcode (192 m² median across 7 EPCs). Today's modelled estimate of £1,392,000 is 14.9% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£452/sq ft) was about 81.8% above the typical sold price in the postcode. Last sale on file: £1,211,112 in September 2020. One historical planning record sits against the property in 2025.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
St Marys House's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
A
B
C
D
E
E47
F
G
Main Heating
Gas
Main Fuel
Oil
Hot Water
Average
Windows
Average
CO2 Emissions
14.0 t/year
Occupancy
Owner Occupied
Planning history
Applications and permits filed against St Marys House, Ewelme, Wallingford, OX10 6HP, sourced from the PlanIt planning register.
- Aug 2025AnnexFullPlanning Permission
Three bay garage attached to main house with habitable accommodation in the roof space accessed from the main house at first floor. Single storey rear extension/orangery. Single storey side extension to be used as cloak room. New roof canopy/porch to main entrance.
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
Current estimate
See how we calculated this£1,392,000
Modelled from EPC, postcode comparables.
Last sold (2020)
£1,211,112
Recorded with HM Land Registry.
Sales timeline
Versus the street
Four headline reads against 7 similar houses on this street, drawn from the latest EPC and Land Registry data.
Habitable Rooms for St Marys House runs comfortably ahead of the street norm.
Price per m²
£4,864
Street avg £3,671
Floor Area
249 m²
Street avg 236 m²
Habitable Rooms
10 rooms
Street avg 7 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Wallingford district page.
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Road noise across the postcode
Modelled day and night-time noise levels around OX10 6HP from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
43.7dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 21 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about St Marys House, Ewelme, Wallingford, OX10 6HP. Each answer is also embedded as structured data for search engines.