Flat 3, 19 Marriott Street, Semilong, Northampton, NN2 6AW
About Flat 3
Flat 3 is a detached house in Semilong, Northampton, Northampton (NN2 6AW). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 2003-2006 and council tax band A. At 46 m² this is the smallest unit on EPC record across the building (46–85 m²). The building's EPC ratings span C to B, with this unit at the bottom. On EPC score it ranks last in the building (76 versus a best of 82). The latest certificate (February 2022) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since July 2011. Between certificates, lighting went from Good to Very Good.
At 46 m² it sits well below the postcode median (156 m² across 12 EPCs), making it one of the more compact homes locally.
Everything you need to know about Flat 3
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Flat 3's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
Flat 3 has no planning applications on record.
But the area is active
37 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat 3 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£118,000
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 NN2 6AW: £240,000 (2025–2016).
Nearby sales in NN2 6AW
26 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Feb 2025
£125,0002 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Sept 2021
£350,00025 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Sept 2020
£307,10117 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Nov 2018
£240,00022 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Mar 2016
£240,000
Everything you need to know about Flat 3
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

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The neighbourhood at a glance
Crime
27/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Marriott Street — bus stop.
Closest school
0.3 km
Northampton International Academy. 31 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
51.1dB

Night-time· 23:00 – 07:00
41.5dB






