Model valuation£417,0008 Busby Close
Local market context
7 Portway Gardens is a detached house in Aynho, Banbury, Banbury (OX17 3AR). It has a recorded floor area of 225 m² (around 2422 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (July 2016) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 70), a 2-band jump. Main heating runs on oil. The latest certificate is from July 2016, so improvements made since then won't be reflected.
Untraded for 24 years, with the last transfer in July 2002. At 225 m² the property is well over the postcode median (156 m² across 8 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £703,000 sits 148.8% above the 2002 sale of £282,500. On a £-per-square-foot basis, the last sale (£117/sq ft) was about 56% below the postcode norm. One planning record on file: an extension approved in 2003. Past consents include an extension, meaningful when judging how the property has evolved.
7 Portway Gardens's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 13 Jul 2026
Certificate validity
Expired on 13 July 2026
Get a survey for this property
Because the property has been extended more than once and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,220 · Includes VAT
7 Portway Gardens has an approved side extension on the planning record.
1 application on record at 7 Portway Gardens, Aynho, Banbury, OX17 3AR
Extension: Side of property
Two storey extension on south elevation
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7 Portway Gardens valuation sits well clear of the typical sold price in this postcode.
£703,000
Modelled from EPC, postcode comparables.
£282,500
Recorded with HM Land Registry.
18 July 2002Most recent
£282,500
Median price across the last 5 sales in OX17 3AR: £525,000 (2025–2019).
17 Portway Gardens, Aynho, Banbury, OX17 3AR
Sold Nov 2025
16 Portway Gardens, Aynho, Banbury, OX17 3AR
Sold May 2021
12 Portway Gardens, Aynho, Banbury, OX17 3AR
Sold Jul 2020
1 Portway Gardens, Aynho, Banbury, OX17 3AR
Sold Dec 2019
5 Portway Gardens, Aynho, Banbury, OX17 3AR
Sold Nov 2019
7 Portway Gardens is notably below the street on co₂ emissions.
Price per m²
£1,256
Street avg £2,798
Floor Area
225 m²
Street avg 170 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
13.0 t/year
Street avg 9.5 t/year
Property research, connected
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Start your researchOX17 3RY
OX17 3RJ
OX17 3FT
OX17 3NB
OX17 3BB
OX17 3LN
OX17 3RA
OX17 3BZ
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
50/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
The Butts — bus stop.
Closest school
2.6 km
Croughton All Saints CofE Primary School. 2 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.

Daytime· 07:00 – 23:00
49.9dB

Night-time· 23:00 – 07:00
42.1dB