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25, Grafton Underwood, Kettering, NN14 3AA

4 sales on record
Property type
Detached
Bedrooms
3
Bathrooms
2
Floor area
141 m²
1518 sq ft
Energy rating
E
Score 50
Council tax
Band C
Tenure
Owner Occupied
Overview

About 25

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

25 is a three-bedroom detached house in Grafton Underwood, Kettering, Kettering (NN14 3AA). It has a recorded floor area of 141 m² (around 1518 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (November 2023) shows an E (score 50), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since August 2010. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Good to Poor. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on oil. Records show the property has been extended at some point in its history.

At 141 m² the property is well over the postcode median (80 m² across 25 EPCs), placing it in the larger end of the local stock. Most recent transfer was July 2025 at £480,000 — fresh data. Across the public record there are 4 sales, relatively high churn for a single property. Across 2003–2025, sale prices on this property compounded at 5.9% per year.

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms3
  • Bathrooms2
  • StudyYes

Outside

  • Private gardenYes
  • ParkingOff road

Building

  • Previously extendedYes
Before you decide

Everything you need to know about 25

The true value, the hidden risks and the full sale history, in one report.

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

25's carbon output runs well above what efficient homes in the postcode produce.

Current Certificate(1 of 2)
Nov 2023

EPC Rating

A
B
C
D
E
E50
F
G
Main Heating
Gas
Main Fuel
Oil
Hot Water
Average
Windows
Good
CO2 Emissions
8.5 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Nov 2023from Aug 2010
Roof Insulation
InsulatedWell Insulated

Loft insulation upgraded to recommended levels

Low Energy Lighting
27%100%

More low energy lighting installed

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Victorian-eraDetached HouseEPC EPre-1919 buildExtended multiple times (2+ extensions)No mains gas

Because the property was built before 1919, has been extended more than once, and has no mains gas supply, we believe a Level 3 building survey should be considered.

From £1,020 · Includes VAT

Planning

Planning history

Applications and permits filed against 25, Grafton Underwood, Kettering, NN14 3AA, sourced from the PlanIt planning register.

25 has no planning applications on record.

1

But the area is active

1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

Sale price has grown by over 3x since 2003.

Current estimate

£443,000

Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 22 years.

See how we calculated this
Last sold (2025)

£480,000

Growth on file: 5.9% per year over 22 years.

Sales timeline

  1. 31 July 2025Most recent

    £480,000

    +6.7%over 6 years

  2. 23 June 2019

    £450,000

    +38.5%over 14 years

  3. 26 November 2004

    £325,000

    +140.7%over 1 year

  4. 19 August 2003

    £135,000

Median price across the last 5 sales in NN14 3AA: £315,000 (2025–2024).

On the street

Versus the street

Four headline reads against 25 similar houses on this street, drawn from the latest EPC and Land Registry data.

25 is notably below the street on years held.

Price per m²

£3,404

Street avg £3,652

On par

Floor Area

141 m²

Street avg 91 m²

Strongly above

Habitable Rooms

5 rooms

Street avg 5 rooms

On par

CO₂ Emissions

8.5 t/year

Street avg 6.8 t/year

Below
Before you decide

Everything you need to know about 25

The true value, the hidden risks and the full sale history, in one report.

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£370k

1 Braybrooks, Brigstock

NN14 3HX

3 bed2 bath
£307k

1 Church Street, Brigstock

NN14 3EX

3 bed
£305k

1 Cyprus Row, Twywell

NN14 3AH

3 bed1 bath
£297k

1 Bakers Court, Islip

NN14 3JX

3 bed1 bath
£519k

1 Aldwincle Road, Thorpe Waterville

NN14 3ED

4 bed
£616k

1 Acorn Close, Islip

NN14 3HU

4 bed2 bath
£300k

1 Ferndale, Twywell

NN14 3AH

2 bed
£293k

1 Bells Close, Brigstock

NN14 3JG

2 bed1 bath
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Kettering district page.
Full Kettering report

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.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around NN14 3AA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for NN14 3AA

Daytime· 07:00 – 23:00

43.6dB

Low
Night-time road noise heatmap for NN14 3AA

Night-time· 23:00 – 07:00

35.7dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 25, Grafton Underwood, Kettering, NN14 3AA. Each answer is also embedded as structured data for search engines.