40 Gretton Road is a four-bedroom detached house in Harringworth, Corby, Corby (NN17 3AD). It has a recorded floor area of 152 m² (around 1636 sq ft), construction records dating it to before 1900 and council tax band F. The latest certificate (June 2021) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in July 2012 the rating was F, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Good and main heating went from Poor to Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 84), a 2-band jump. Other recorded features include a self-contained annexe. Period features are noted in the property record.
Sale prices here have outpaced England HPI: 5% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£452/sq ft) was about 104.2% above the typical sold price in the postcode. 4 planning records sit against the property, 1 approved, 2 refused. Most recent transfer: October 2021 at £740,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
40 Gretton Road's carbon output runs well above what efficient homes in the postcode produce.
Discharge of conditions pursuant to 15/01610/FUL Removal of existing vehicular garage and creation of new replacement 1.5 storey detached garage includes revised driveway / access scheme Condition 2 - materials Condition 4 - drainage Conditoin 5 - Surfacing to vehicular access Condtion 7 - measure to ensure that mud does not migrate onto highway
Sale price has at least doubled since 2003.
£790,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.0% per year over 18 years.
£740,000
Growth on file: 5.0% per year over 18 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
Price per m² for 40 Gretton Road runs comfortably ahead of the street norm.
Price per m²
£4,868
Street avg £3,609
Floor Area
152 m²
Street avg 185 m²
Habitable Rooms
6 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km

Daytime· 07:00 – 23:00
43.4dB

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Changes detected from historical EPC data
Switched from oil to mains gas, reducing emissions and costs
Heating controls changed
Hot water efficiency improved
Windows upgraded, improving insulation
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Heating controls upgraded for better temperature management
Low energy lighting percentage decreased
Two storey extension, replacement single storey extension and porch, partial loft conversion and replacement of windows
Full planning data for 40 Gretton Road, Harringworth, Corby, NN17 3AD
2 more on this property, plus every nearby application and full decision details, in the report.
20 October 2021Most recent
£740,000
+138.7%over 17 years22 December 2003
£310,000
Median price across the last 5 sales in NN17 3AD: £750,000 (2024–2022).
42 Gretton Road Harringworth Corby
Sold Aug 2024
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Sold May 2024
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Sold Feb 2024
Maple Cottage Gretton Road Harringworth Corby
Sold Nov 2022
South Barn Gretton Road Harringworth Corby
Sold Oct 2022
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Street avg 7 rooms
CO₂ Emissions
6.0 t/year
Street avg 7.2 t/year
NN17 3EP
(Harringworth) The Old Smithy — bus stop.
Night-time· 23:00 – 07:00
35.9dB