41a is a three-bedroom semi-detached house in Gretton, Corby, Corby (NN17 3DE). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (October 2020) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2009. Between certificates, lighting went from Average to Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 88), a 2-band jump.
Held since April 2001 — that's 25 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £265,000 sits 381.8% above the 2001 sale of £55,000. On a £-per-square-foot basis, the last sale (£59/sq ft) was about 72% below the postcode norm. At 87 m² it sits well below the postcode median (160 m² across 28 EPCs), making it one of the more compact homes locally. 4 planning records sit against the property, 2 approved, 2 refused. Past consents include tree works and an extension, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Tree in front garden
41a's modelled value sits at over four times its earliest registered sale price (2001).
£265,000
Modelled from EPC, postcode comparables.
£55,000
Recorded with HM Land Registry.
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Price per m² for 41a lags the street by a wide margin.
Price per m²
£632
Street avg £3,378
Floor Area
87 m²
Street avg 182 m²
Habitable Rooms
5 rooms
Street avg 7 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
0.0 km

Daytime· 07:00 – 23:00
44.8dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Extension: Single storey · Rear of property
Demolition of existing porch and erection of sun room single storey
Full planning data for 41a, High Street, Gretton, Corby, NN17 3DE
2 more on this property, plus every nearby application and full decision details, in the report.
27 April 2001Most recent
£55,000
Median price across the last 5 sales in NN17 3DE: £625,000 (2024–2022).
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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CO₂ Emissions
3.6 t/year
Street avg 10.1 t/year
NN17 3BL
The Talbot Inn — bus stop.
Closest school
0.3 km
Gretton Primary Academy. 1 school nearby.
Night-time· 23:00 – 07:00
36.4dB