1a, Flat 4, Derby Road, Northampton, NN1 4JU
About 1a
1a is an end-of-terrace house in Northampton (NN1 4JU). It has a recorded floor area of 45 m² (around 484 sq ft) and construction records dating it to 1996-2002. The latest certificate (April 2025) shows a C (score 79), near the top of the C band. The rating has held steady at C across 2 certificates since June 2015. Between certificates, window efficiency went from Average to Good and lighting went from Good to Very Good; while main heating dropped from Average to Poor. Main heating runs on electricity.
Everything you need to know about 1a
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
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 £820 · Includes VAT
Planning history
1a has no planning applications on record.
But the area is active
65 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
1a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£143,000
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 2 sales in NN1 4JU: £91,500 (2016–2015).
Versus other Derby Road homes
On epc rating, 1a stands well clear of the street.
EPC Rating
79 (C)
Street avg 74 (C)
Floor Area
45 m²
Street avg 52 m²
CO₂ Emissions
2.1 t/year
Street avg 2.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about 1a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
11/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Racecourse Pavillion — bus stop.
Closest school
0.4 km
Stimpson Avenue Academy. 34 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
51.3dB
Night-time· 23:00 – 07:00
41.5dB