47, Grafton Underwood, Kettering, NN14 3AA
About 47
47 is a semi-detached house in Grafton Underwood, Kettering, Kettering (NN14 3AA). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (June 2019) shows an E (score 45), well below the UK norm with real room to improve. When first surveyed in February 2009 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good; while window efficiency dropped from Poor to Very Poor and lighting dropped from Very Good to Average. The recommended improvements would lift it to B (score 83), a 3-band jump. Main heating runs on oil.
Across 2020–2024, sale prices on this property compounded at 1.7% per year. Today's modelled estimate of £338,000 is 10.8% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£411/sq ft) was about 31.9% above the typical sold price in the postcode. 4 planning records sit against the property, 0 approved, 0 refused. At 69 m² it's 18.8% smaller than the typical home in the postcode (85 m² median across 25 EPCs). Last sale on file: £305,000 in November 2024.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 9 June 2029
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
4 applications on record at 47, Grafton Underwood, Kettering, NN14 3AA
2 live now- Nov 2009Tree WorksTreesOutcome in report
T1 Cypress tree - Fell
- Documents
- 2 docs on file
- Reference
- KET/2009/0650
- More recent applications — locked
- ExtensionNov 2025Decision
- ExtensionNov 2025Decision
+ 1 more application in the report
Unlock 47, Grafton Underwood, Kettering, NN14 3AA'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- Every decision — granted, refused or withdrawn (1 on record)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 4 applications on this property in full, plus 1 notable nearby
- The 21 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
£338,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.7% per year over 4 years.
£305,000
Growth on file: 1.7% per year over 4 years.
Sales timeline
20 November 2024Most recent
£305,000
+7.0%over 3 years23 December 2020
£285,000
Median price across the last 5 sales in NN14 3AA: £480,000 (2025–2025).
Nearby sales in NN14 3AA
25, Grafton Underwood, Kettering, NN14 3AA
Sold Jul 2025
£480,000Measure House, Grafton Underwood, Kettering, NN14 3AA
Sold Jun 2025
£800,000Dukes Mill House, Grafton Underwood, Kettering, NN14 3AA
Sold Mar 2025
£500,00027, Grafton Underwood, Kettering, NN14 3AA
Sold Mar 2025
£375,00033, Grafton Underwood, Kettering, NN14 3AA
Sold Mar 2025
£315,000
Versus the street
Price per m² for 47 runs comfortably ahead of the street norm.
Price per m²
£4,420
Street avg £3,610
Floor Area
69 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
5.7 t/year
Street avg 6.9 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
172/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Post Office — bus stop.
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
43.6dB

Night-time· 23:00 – 07:00
35.7dB







