9 Calstock Close, Northampton, NN3 3BA
About 9 Calstock Close
9 Calstock Close is a three-bedroom detached house in Northampton (NN3 3BA). It has a recorded floor area of 169 m² (around 1819 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (January 2020) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 75), a 2-band jump.
At 169 m² the property is well over the postcode median (99 m² across 9 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs). Across 2006–2020, sale prices on this property compounded at 2.7% per year. Today's modelled estimate of £461,000 is 17% above the 2020 sale price. Sold August 2020 for £394,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Everything you need to know about 9 Calstock Close
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
9 Calstock Close's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
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Level 2 HomeBuyer Report
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Planning history
9 Calstock Close has no planning applications on record.
But the area is active
7 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£461,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.7% per year over 14 years.
£394,000
Growth on file: 2.7% per year over 14 years.
Sales timeline
16 August 2020Most recent
£394,000
+45.9%over 13 years24 August 2006
£269,995
Median price across the last 5 sales in NN3 3BA: £340,000 (2024–2022).
Nearby sales in NN3 3BA
Versus other Calstock Close homes
On floor area, 9 Calstock Close stands well clear of the street.
Price per m²
£2,331
Street avg £3,002
Floor Area
169 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
9.6 t/year
Street avg 4.7 t/year
Everything you need to know about 9 Calstock Close
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

Similar properties nearby
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Dulverton Road — bus stop.
Closest school
0.5 km
Bridgewater Primary School. 22 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
56.7dB

Night-time· 23:00 – 07:00
49.1dB






