15 Connaught Street, Northampton, NN1 3BP
About 15 Connaught Street
15 Connaught Street is a mid-terrace house in Northampton (NN1 3BP). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (October 2018) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in November 2008 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Poor; while lighting dropped from Good to Average. The recommended improvements would lift it to B (score 86), a 2-band jump.
Everything you need to know about 15 Connaught Street
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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 5 October 2028
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Roof insulation improved
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
15 Connaught Street has no planning applications on record.
But the area is active
39 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
15 Connaught Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£175,000
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 3BP: £161,000 (2024–2021).
Nearby sales in NN1 3BP
13 Connaught Street, Northampton, NN1 3BP
Sold Jul 2024
£160,00030 Connaught Street, Northampton, NN1 3BP
Sold Jul 2023
£161,000Top Flat, 3 Connaught Street, Northampton, NN1 3BP
Sold Jul 2022
£117,5007 Connaught Street, Northampton, NN1 3BP
Sold Mar 2022
£197,0005 Connaught Street, Northampton, NN1 3BP
Sold Oct 2021
£198,000
Versus other Connaught Street homes
EPC Rating
64 (D)
Street avg 57 (D)
Floor Area
82 m²
Street avg 85 m²
CO₂ Emissions
3.8 t/year
Street avg 4.9 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Everything you need to know about 15 Connaught Street
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Crime
571/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Police Station — bus stop.
Closest school
0.4 km
Castle 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
53.6dB
Night-time· 23:00 – 07:00
43.7dB