1, Grafton Underwood, Kettering, NN14 3AA
About 1
1 is a four-bedroom detached house in Grafton Underwood, Kettering, Kettering (NN14 3AA). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (April 2025) shows a D (score 55), a step below the typical UK home. Earlier certificates rated it C (November 2009); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Good to Very Poor. The recommended improvements would lift it to A (score 93), a 3-band jump. Main heating runs on oil. Other recorded features include outbuildings and attached land beyond the plot.
At 144 m² the property is well over the postcode median (80 m² across 25 EPCs), placing it in the larger end of the local stock. 4 planning records sit against the property, 3 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £841,000 is 18.5% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£458/sq ft) was about 46.2% above the typical sold price in the postcode. Sold March 2020 for £710,000.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- FireplaceYes
Outside
- Private gardenYes
- OutbuildingsYes
- LandYes
Energy performance
1's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency decreased
More low energy lighting installed
Heating controls upgraded for better temperature management
Hot water efficiency improved
Window efficiency improved
Roof insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has permanent outbuildings, we believe a Level 3 building survey should be considered.
From £1,360 · Includes VAT
Planning history
A recent planning application at 1 was refused — worth checking the council file.
4 applications on record at 1, Grafton Underwood, Kettering, NN14 3AA
- Oct 2005ExtensionFullOutcome in report
Single and first floor extension to house and erection of garage and stables
- Reference
- KET/2005/0188
- More recent applications — locked
- Change Of UseDec 2021Decision
- FullMay 2008Decision
+ 1 more application in the report
Unlock 1, 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 (4 on record)
- All 4 applications on this property in full, plus 1 notable nearby
- The 23 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£841,000
Modelled from EPC, postcode comparables.
£710,000
Recorded with HM Land Registry.
Sales timeline
12 March 2020Most recent
£710,000
Median price across the last 5 sales in NN14 3AA: £372,000 (2025–2024).
Nearby sales in NN14 3AA
25, Grafton Underwood, Kettering, NN14 3AA
Sold Jul 2025
£480,00027, Grafton Underwood, Kettering, NN14 3AA
Sold Mar 2025
£375,00033, Grafton Underwood, Kettering, NN14 3AA
Sold Mar 2025
£315,00049, Grafton Underwood, Kettering, NN14 3AA
Sold Jan 2025
£372,00032, Grafton Underwood, Kettering, NN14 3AA
Sold Nov 2024
£255,000
Versus the street
Price per m² for 1 runs comfortably ahead of the street norm.
Price per m²
£4,931
Street avg £3,589
Floor Area
144 m²
Street avg 91 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
7.8 t/year
Street avg 6.9 t/year
Similar properties nearby
1 Acorn Close, Islip
NN14 3HU
1 Aldwincle Road, Thorpe Waterville
NN14 3ED
1 Cross Lane, Aldwincle
NN14 3EG
1 Chapel Street, Titchmarsh
NN14 3DA
1 Aldwincle Road, Lowick
NN14 3BL
1 Braybrooks, Brigstock
NN14 3HX
1 Fuller Close, Aldwincle
NN14 3UU
1 Church Street, Brigstock
NN14 3EX
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady 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







