21 James Watt Avenue is a three-bedroom mid-terrace house in Corby (NN17 1BU). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1983-1990 and council tax band A. The latest certificate (April 2015) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 87), a 2-band jump. Main heating runs on electricity. The latest certificate is from April 2015, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 8.3% per year against 0% for the wider region. Today's modelled estimate of £190,000 is 25% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£196/sq ft) was about 112.7% above the typical sold price in the postcode. Last sale on file: £152,000 in July 2019.
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 30 Apr 2025
No planning applications are recorded against 21 James Watt Avenue, Corby, NN17 1BU. The full report also covers planning activity across the surrounding area.
Full planning data for 21 James Watt Avenue, Corby, NN17 1BU
Every application and decision on this property and nearby, in full, in the report.
21 James Watt Avenue has more than quadrupled in price since its earliest registered sale in 1999.
£190,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.3% per year over 20 years.
£152,000
Growth on file: 8.3% per year over 20 years.
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On habitable rooms, 21 James Watt Avenue stands well clear of the street.
Price per m²
£2,111
Street avg £1,558
Floor Area
72 m²
Street avg 72 m²
Habitable Rooms
5 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Franklin Fields — bus stop.

Daytime· 07:00 – 23:00
50.5dB

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5 July 2019Most recent
£152,000
+406.7%over 20 years26 January 1999
£30,000
Median price across the last 5 sales in NN17 1BU: £190,000 (2023–2021).
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 4 rooms
CO₂ Emissions
5.0 t/year
Street avg 4.5 t/year
NN17 1BE
Closest school
0.3 km
Rockingham Primary School. 14 schools nearby.
Night-time· 23:00 – 07:00
41.8dB