9 Boon Walk is a three-bedroom detached house in Corby (NN17 1BE). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (June 2019) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2009. Between certificates, roof efficiency went from Average to Good and window efficiency went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump.
Sale prices here have outpaced England HPI: 5.4% per year against 0% for the wider region. Today's modelled estimate of £223,000 sits 93.9% above the 2015 sale of £115,000. At 86 m² it's 24.2% larger than the typical home in the postcode (69 m² median across 6 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs). On the market in January 2015 and unlisted since — roughly 11 years.
Recommended upgrades on file would lift this property by multiple EPC bands.
No planning applications are recorded against 9 Boon Walk, Corby, NN17 1BE. The full report also covers planning activity across the surrounding area.
Full planning data for 9 Boon Walk, Corby, NN17 1BE
Every application and decision on this property and nearby, in full, in the report.
9 Boon Walk has more than doubled in price since the earliest registered sale in 2000.
£223,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 14 years.
£115,000
Growth on file: 5.4% per year over 14 years.
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Detailed analysis
A written breakdown of everything that matters
EPC Rating
68 (D)
Street avg 65 (D)
Floor Area
86 m²
Street avg 93 m²
CO₂ Emissions
3.5 t/year
Street avg 4.1 t/year
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
(Corby) Tyre & Auto — bus stop.

Daytime· 07:00 – 23:00
55.3dB

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Changes detected from historical EPC data
Window efficiency improved
Roof insulation improved
16 January 2015Most recent
£115,000
+117.0%over 14 years29 December 2000
£53,000
-1.9%25 August 2000
£54,000
Median price across the last 5 sales in NN17 1BE: £128,000 (2024–2002).
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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Habitable Rooms
4 rooms
Street avg 4 rooms
NN17 1UR
Closest school
0.1 km
Corby Old Village Primary School. 17 schools nearby.
Flood risk
High
From the Environment Agency.
Night-time· 23:00 – 07:00
47.0dB