12a, Semilong Road, Northampton, NN2 6BQ
About 12a
12a is an end-of-terrace house in Northampton (NN2 6BQ). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1996-2002 and council tax band A. At 43 m² this is the 2nd smallest of 12 units on EPC record in the building, where floor areas span 33–94 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (December 2018) shows a C (score 72). When first surveyed in December 2008 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Good.
At 43 m² it sits well below the postcode median (69 m² across 11 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Certificate validity
Valid until 6 December 2028
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
12a 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
12a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£127,000
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 6BQ: £150,000 (2025–2011).
Nearby sales in NN2 6BQ
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The neighbourhood at a glance
Crime
373/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Lower Hester Street — bus stop.
Closest school
0.2 km
Northampton International Academy. 30 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
52.9dB

Night-time· 23:00 – 07:00
43.4dB







