1a, Flat 3, Adams Avenue, Northampton, NN1 4LQ
About 1a
1a is a semi-detached house in Northampton (NN1 4LQ). It has a recorded floor area of 32 m² (around 344 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (April 2024) shows a C (score 78), near the top of the C band. When first surveyed in July 2012 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Average to Very Good and window efficiency went from Very Poor to Average.
At 32 m² it sits well below the postcode median (117 m² across 44 EPCs), making it one of the more compact homes locally.
Energy performance
1a's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 17 April 2034
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
Wall insulation improved
Loft insulation upgraded to recommended levels
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, 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.
£122,000
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 4LQ: £270,000 (2026–2025).
Nearby sales in NN1 4LQ
Versus other Adams Avenue homes
On floor area, 1a runs well behind the street norm.
EPC Rating
78 (C)
Street avg 72 (C)
Floor Area
32 m²
Street avg 48 m²
CO₂ Emissions
0.9 t/year
Street avg 2.0 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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1a, Flat 2, Adams Avenue
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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
0.3 km
Stimpson Avenue Academy. 29 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
52.6dB

Night-time· 23:00 – 07:00
42.8dB







