23 Coneywell Court, Northampton, NN3 9DP
About 23 Coneywell Court
23 Coneywell Court is a three-bedroom detached house in Northampton (NN3 9DP). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (March 2023) shows an E (score 52), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2014); the latest reading is one band lower. Between certificates, roof efficiency went from Average to Good. The recommended improvements would lift it to B (score 82), a 3-band jump.
Held since May 2003 — that's 23 years off the open market, well above the local norm. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £262,000 sits 151.9% above the 2003 sale of £104,000. On a £-per-square-foot basis, the last sale (£107/sq ft) was about 27.6% below the postcode norm. One planning record on file: an extension approved in 2015. Past consents include an extension, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms3
Outside
- GarageSingle, Detached
Building
- Heating systemGas
- RefurbishedYes
Everything you need to know about 23 Coneywell Court
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Energy performance
23 Coneywell Court sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
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Planning history
23 Coneywell Court has an approved single-storey front extension on the planning record.
1 application on record at 23 Coneywell Court, Northampton, NN3 9DP
- Nov 2015ExtensionFullOutcome in report
Extension: Single storey · Front of property
Single storey front extension.
- Documents
- 10 docs on file
- Reference
- N/2015/1039
Unlock 23 Coneywell Court, Northampton, NN3 9DP's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 12 notable nearby
- The 10 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
23 Coneywell Court valuation sits well clear of the typical sold price in this postcode.
£262,000
Modelled from EPC, postcode comparables.
£104,000
Recorded with HM Land Registry.
Sales timeline
5 May 2003Most recent
£104,000
Median price across the last 5 sales in NN3 9DP: £235,000 (2023–2018).
Nearby sales in NN3 9DP
28 Coneywell Court, Northampton, NN3 9DP
Sold Nov 2023
£233,00016 Coneywell Court, Northampton, NN3 9DP
Sold Oct 2023
£242,00011 Coneywell Court, Northampton, NN3 9DP
Sold Dec 2022
£295,00026 Coneywell Court, Northampton, NN3 9DP
Sold Aug 2020
£235,00019 Coneywell Court, Northampton, NN3 9DP
Sold Aug 2018
£210,000
Versus other Coneywell Court homes
Price per m² for 23 Coneywell Court lags the street by a wide margin.
Price per m²
£1,156
Street avg £2,179
Floor Area
90 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
5.5 t/year
Street avg 3.3 t/year
Everything you need to know about 23 Coneywell Court
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Topwell Court Turning Circle — bus stop.
Closest school
0.3 km
Standens Barn Primary School. 24 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
57.3dB

Night-time· 23:00 – 07:00
47.8dB






