3 Franklin Fields is a four-bedroom semi-detached house in Corby (NN17 1DJ). It has a recorded floor area of 111 m² (around 1195 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (January 2023) 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 November 2009. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 86), a 2-band jump. Records show the property has been extended at some point in its history.
Sale prices here have outpaced England HPI: 7.8% per year against 0% for the wider region. Today's modelled estimate of £267,000 is 11.3% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£201/sq ft) was about 61.1% above the typical sold price in the postcode. At 111 m² the property is well over the postcode median (70 m² across 20 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2008. Past consents include an extension, meaningful when judging how the property has evolved. Most recent transfer: July 2023 at £240,000.
Recommended upgrades on file would lift this property by multiple EPC bands.
3 Franklin Fields has an approved side extension on the planning record.
Extension: Side of property
Two storey extension to side and single storey to front
Latest sale on 3 Franklin Fields was the highest on Land Registry record across the postcode.
£267,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.8% per year over 20 years.
£240,000
Growth on file: 7.8% per year over 20 years.
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Years Held for 3 Franklin Fields lags the street by a wide margin.
Price per m²
£2,162
Street avg £1,544
Floor Area
111 m²
Street avg 83 m²
Habitable Rooms
7 rooms
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
(Lloyds) Franklin Fields — bus stop.

Daytime· 07:00 – 23:00
50.9dB

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Changes detected from historical EPC data
Window efficiency improved
More low energy lighting installed
Full planning data for 3 Franklin Fields, Corby, NN17 1DJ
Every application and decision on this property and nearby, in full, in the report.
7 July 2023Most recent
£240,000
+336.4%over 19 years11 December 2003
£55,000
Median price across the last 5 sales in NN17 1DJ: £145,000 (2025–2021).
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 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 4.4 t/year
NN17 1UR
Closest school
0.2 km
Rockingham Primary School. 14 schools nearby.
Night-time· 23:00 – 07:00
42.1dB