15 Barnwell Close, Thrapston, Kettering, NN14 4UY
About 15 Barnwell Close
15 Barnwell Close is a detached house in Thrapston, Kettering, Kettering (NN14 4UY). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1996-2002 and council tax band C. The latest certificate (February 2021) shows a C (score 71). The rating has held steady at C across 2 certificates since April 2009. Between certificates, roof efficiency went from Average to Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 84).
Most recent transfer was January 2025 at £295,000 — fresh data. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. Across 1996–2025, sale prices on this property compounded at 6% per year. On a £-per-square-foot basis, the last sale (£351/sq ft) was about 107.1% above the typical sold price in the postcode.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Planning history
Council records include a two-storey rear extension at 15 Barnwell Close.
3 applications on record at 15 Barnwell Close, Thrapston, Kettering, NN14 4UY
- Mar 2017Garage ConversionFullOutcome in report
To convert approximately two thirds of attached garage into habitable room, the front third will be kept as storage and up-and-over door retained
- Documents
- 11 docs on file
- Reference
- 17/00174/FUL
- More recent applications — locked
- ExtensionMay 2021Decision
- Garage ConversionFeb 2018Decision
Unlock 15 Barnwell Close, Thrapston, Kettering, NN14 4UY's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full
- The 20 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
15 Barnwell Close has more than quadrupled in price since its earliest registered sale in 1996.
£300,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 28 years.
£295,000
Growth on file: 6.0% per year over 28 years.
Sales timeline
10 January 2025Most recent
£295,000
+22.9%over 3 years20 May 2021
£240,000
+14.3%over 3 years3 November 2017
£210,000
+50.0%over 8 years9 August 2009
£140,000
+64.7%over 7 years25 October 2001
£84,995
+46.7%over 4 years22 November 1996
£57,950
Median price across the last 5 sales in NN14 4UY: £335,000 (2022–2020).
Nearby sales in NN14 4UY
7 Barnwell Close, Thrapston, Kettering, NN14 4UY
Sold Sept 2022
£400,00017 Barnwell Close, Thrapston, Kettering, NN14 4UY
Sold Aug 2022
£327,00021 Barnwell Close, Thrapston, Kettering, NN14 4UY
Sold Feb 2021
£247,5008 Barnwell Close, Thrapston, Kettering, NN14 4UY
Sold Dec 2020
£335,00019 Barnwell Close, Thrapston, Kettering, NN14 4UY
Sold Sept 2020
£310,000
Versus other Barnwell Close homes
On years held, 15 Barnwell Close runs well behind the street norm.
Price per m²
£3,782
Street avg £2,381
Floor Area
78 m²
Street avg 95 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.9 t/year
Street avg 3.6 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Barnwell Close — bus stop.
Closest school
0.6 km
Thrapston Primary School. 2 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
54.4dB

Night-time· 23:00 – 07:00
43.8dB







