17 Cosin Close, Oxford, OX4 1GD
About 17 Cosin Close
17 Cosin Close is an end-of-terrace house in Oxford (OX4 1GD). It has a recorded floor area of 121 m² (around 1302 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (June 2018) shows a C (score 73). The recommended improvements would push it to B (score 83).
At 121 m² the property is well over the postcode median (79 m² across 23 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2017. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 17 Cosin Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Planning history
17 Cosin Close has an approved single-storey rear extension on the planning record.
- Jun 2017ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension (Amended Plans)
- Documents
- 8 docs on file
- Reference
- 17/01068/FUL
We flagged 2 things worth checking at 17 Cosin Close
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
17 Cosin Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£574,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
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.
Median price across the last 5 sales in OX4 1GD: £230,730 (2025–2001).
Everything we know about 17 Cosin Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Cosin Close homes
On floor area, 17 Cosin Close stands well clear of the street.
EPC Rating
73 (C)
Street avg 70 (C)
Floor Area
121 m²
Street avg 81 m²
CO₂ Emissions
3.5 t/year
Street avg 2.8 t/year
Habitable Rooms
6 rooms
Street avg 4 rooms
Similar properties nearby
The neighbourhood at a glance
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
East Avenue — bus stop.
Closest school
0.3 km
East Oxford Primary School. 27 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.2dB

Night-time· 23:00 – 07:00
40.2dB