1 Cowgill Close, Northampton, NN3 8PB
About 1 Cowgill Close
1 Cowgill Close is a semi-detached house in Northampton (NN3 8PB). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (January 2014) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 81), a 3-band jump. The latest certificate is from January 2014, so improvements made since then won't be reflected.
At 86 m² it's 19.4% larger than the typical home in the postcode (72 m² median across 24 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last sold in September 2017, so it's been off the market for around 9 years. Across the public record there are 5 sales, relatively high churn for a single property. Across 2001–2017, sale prices on this property compounded at 5.2% per year. Today's modelled estimate of £238,000 is 19% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£216/sq ft) was about 36.9% above the typical sold price in the postcode.
Everything you need to know about 1 Cowgill Close
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
1 Cowgill Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 22 Jan 2024
EPC Rating
Certificate validity
Expired on 22 January 2024
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Level 2 HomeBuyer Report
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Planning history
1 Cowgill Close has no planning applications on record.
But the area is active
20 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
1 Cowgill Close has more than doubled in price since the earliest registered sale in 2001.
£238,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.2% per year over 16 years.
£199,995
Growth on file: 5.2% per year over 16 years.
Sales timeline
7 September 2017Most recent
£199,995
+50.4%over 3 years6 March 2014
£133,000
+16.7%over 11 years14 February 2003
£114,000
+49.2%23 September 2002
£76,400
-15.1%over 9 months14 December 2001
£89,995
Median price across the last 5 sales in NN3 8PB: £230,000 (2025–2023).
Nearby sales in NN3 8PB
Versus other Cowgill Close homes
On epc rating, 1 Cowgill Close runs well behind the street norm.
Price per m²
£2,326
Street avg £2,497
Floor Area
86 m²
Street avg 81 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
5.9 t/year
Street avg 3.4 t/year
Everything you need to know about 1 Cowgill Close
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
461/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Maidencastle — bus stop.
Closest school
0.4 km
Blackthorn Primary School. 21 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
53.8dB

Night-time· 23:00 – 07:00
44.0dB






