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Get started8 Cowper Close is a three-bedroom detached house in Earls Barton, Northampton, Northampton (NN6 0PU). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (December 2024) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since March 2010. Between certificates, wall efficiency went from Poor to Average. The recommended improvements would lift it to B (score 82), a 2-band jump.
Untraded for 23 years, with the last transfer in May 2003. Today's modelled estimate of £314,000 sits 173% above the 2003 sale of £115,000. On a £-per-square-foot basis, the last sale (£116/sq ft) was about 45.4% below the postcode norm.
Recommended upgrades on file would lift this property by multiple EPC bands.
Latest sale on 8 Cowper Close was the lowest on Land Registry record across the postcode.
£314,000
Modelled from EPC, postcode comparables.
£115,000
Recorded with HM Land Registry.
Price per m² for 8 Cowper Close lags the street by a wide margin.
Price per m²
£1,250
Street avg £2,685
Floor Area
92 m²
Street avg 109 m²
Habitable Rooms
4 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Crispin Road — bus stop.

Daytime· 07:00 – 23:00
50.4dB

Changes detected from historical EPC data
Hot water efficiency decreased
Wall insulation upgraded
Low energy lighting percentage decreased
Hot water efficiency improved
Windows upgraded, improving insulation
Wall insulation upgraded
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
1 May 2003Most recent
£115,000
Median price across the last 5 sales in NN6 0PU: £275,000 (2025–2017).
5 Cowper Close Earls Barton Northampton
Sold Aug 2025
4 Cowper Close Earls Barton Northampton
Sold Oct 2023
2 Cowper Close Earls Barton Northampton
Sold Sept 2020
1 Cowper Close Earls Barton Northampton
Sold Jun 2012
6 Cowper Close Earls Barton Northampton
Sold May 2011
Street avg 5 rooms
CO₂ Emissions
4.1 t/year
Street avg 6.1 t/year
NN6 0QL
Closest school
0.7 km
Earls Barton Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
42.4dB
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