15 Cowley Close, Wootton, Northampton, NN4 6JL
About 15 Cowley Close
15 Cowley Close is a semi-detached house in Wootton, Northampton, Northampton (NN4 6JL). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (August 2025) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since May 2014. Between certificates, wall efficiency went from Poor to Good; while lighting dropped from Average to Poor. The recommended improvements would push it to D (score 66). Main heating runs on electricity.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Energy performance
15 Cowley Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
Heating controls upgraded for better temperature management
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
15 Cowley Close has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
15 Cowley Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£242,000
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 NN4 6JL: £122,000 (2018–2003).
Versus other Cowley Close homes
15 Cowley Close is notably below the street on epc rating.
EPC Rating
52 (E)
Street avg 65 (D)
Floor Area
88 m²
Street avg 86 m²
CO₂ Emissions
1.2 t/year
Street avg 3.6 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
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1 Brownlee Place, Wootton
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1 Campaign Close, Wootton
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1 Bluebell Close, Wootton
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
High Street — bus stop.
Closest school
0.5 km
Wootton Primary School. 17 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
55.5dB

Night-time· 23:00 – 07:00
46.3dB







