Flat 4, 6 East Street, Northampton, NN1 5JZ
About Flat 4
Flat 4 is a two-bedroom semi-detached house in Northampton (NN1 5JZ). It has a recorded floor area of 55 m² (around 592 sq ft) and construction records dating it to 1950-1966. At 55 m² this is the 4th smallest of 11 units on EPC record in the building, where floor areas span 23–78 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (November 2020) shows a C (score 72). When first surveyed in March 2009 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Good, lighting went from Poor to Very Good and main heating went from Poor to Good.
At 55 m² it's 20.7% smaller than the typical home in the postcode (69 m² median across 52 EPCs).
What this property has
Inside
- Bedrooms2
Energy performance
EPC Rating
Certificate validity
Valid until 19 November 2030
Property Improvements
Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Hot water system changed
Window efficiency improved
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
Flat 4 has no planning applications on record.
But the area is active
47 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat 4 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£152,000
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 NN1 5JZ: £185,000 (2024–2023).
Nearby sales in NN1 5JZ
Versus other East Street homes
EPC Rating for Flat 4 runs comfortably ahead of the street norm.
EPC Rating
72 (C)
Street avg 58 (D)
Floor Area
55 m²
Street avg 57 m²
CO₂ Emissions
2.0 t/year
Street avg 3.7 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
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The neighbourhood at a glance
Crime
571/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Melbourne Street — bus stop.
Closest school
0.2 km
Barry Primary School. 28 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
52.2dB

Night-time· 23:00 – 07:00
42.5dB







