18 Belfield Close, Northampton, NN3 2AL
About 18 Belfield Close
18 Belfield Close is an end-of-terrace house in Northampton (NN3 2AL). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1950-1966 and council tax band A. At 57 m² this is the 3rd smallest of 15 units on EPC record in the building, where floor areas span 37–75 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (May 2024) shows a C (score 73). The rating has held steady at C across 2 certificates since December 2012. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Good to Average.
At 57 m² it's 23% smaller than the typical home in the postcode (74 m² median across 14 EPCs).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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Planning history
18 Belfield Close has no planning applications on record.
But the area is active
22 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
18 Belfield Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£129,000
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 NN3 2AL: £135,000 (2022–2011).
Nearby sales in NN3 2AL
Versus other Belfield Close homes
On co₂ emissions, 18 Belfield Close runs well behind the street norm.
EPC Rating
73 (C)
Street avg 75 (C)
Floor Area
57 m²
Street avg 46 m²
CO₂ Emissions
2.0 t/year
Street avg 1.5 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Broadmead Avenue — bus stop.
Closest school
0.2 km
Eastfield Academy. 36 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
48.5dB

Night-time· 23:00 – 07:00
38.4dB







