1 Claystones, Northampton, NN4 9UY
About 1 Claystones
1 Claystones is a three-bedroom detached house in Northampton (NN4 9UY). It has a recorded floor area of 95 m² (around 1023 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (June 2015) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 80). The latest certificate is from June 2015, so improvements made since then won't be reflected. Other recorded features include a conservatory. Records show the property has been extended at some point in its history. The home occupies a corner plot.
One planning record on file: an extension approved in 2010. Past consents include an extension, meaningful when judging how the property has evolved. Across 1998–2016, sale prices on this property compounded at 10.6% per year. Today's modelled estimate of £388,000 is 29.3% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£293/sq ft) was about 62.5% above the typical sold price in the postcode. 10 years since the last transfer (February 2016).
What this property has
Inside
- Bedrooms3
- EnsuiteYes
- ConservatoryYes
Outside
- Private gardenYes
- GarageYes
- Corner plotYes
Building
- Previously extendedYes
- RefurbishedYes
Energy performance
1 Claystones's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 30 Jun 2025
EPC Rating
Certificate validity
Expired on 30 June 2025
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Planning history
1 Claystones has an approved single-storey side extension on the planning record.
1 application on record at 1 Claystones, Northampton, NN4 9UY
- Nov 2010ExtensionFullOutcome in report
Extension: Single storey · Side of property
Single storey side extension.
- Documents
- 12 docs on file
- Reference
- N/2010/0922
Unlock 1 Claystones, Northampton, NN4 9UY's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 12 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Price for 1 Claystones has grown more than fourfold since the 1998 starting point.
£388,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.6% per year over 17 years.
£300,000
Growth on file: 10.6% per year over 17 years.
Sales timeline
26 February 2016Most recent
£300,000
+78.6%over 10 years29 September 2005
£168,000
+223.1%over 7 years6 September 1998
£52,000
Median price across the last 5 sales in NN4 9UY: £345,000 (2025–2022).
Nearby sales in NN4 9UY
Versus other Claystones homes
EPC Rating for 1 Claystones lags the street by a wide margin.
Price per m²
£3,158
Street avg £2,798
Floor Area
95 m²
Street avg 117 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.0 t/year
Street avg 4.7 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
339/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Ladymead Close — bus stop.
Closest school
0.9 km
Hunsbury Park Primary School. 18 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
56.1dB

Night-time· 23:00 – 07:00
46.8dB







