21 Rockingham Mews is a mid-terrace house in Corby (NN17 1BB). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 1991-1995 and council tax band A. At 36 m² this is the 8th smallest of 46 units on EPC record in the building, where floor areas span 31–75 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (June 2019) shows an E (score 48), well below the UK norm with real room to improve. Earlier certificates rated it C (May 2009); the latest reading is 2 bands lower. Between certificates, lighting went from Very Poor to Very Good; while main heating dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity.
At 36 m² it's 25% smaller than the typical home in the postcode (48 m² median across 45 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
No planning applications are recorded against 21 Rockingham Mews, Stephenson Way, Corby, NN17 1BB. The full report also covers planning activity across the surrounding area.
Full planning data for 21 Rockingham Mews, Stephenson Way, Corby, NN17 1BB
Every application and decision on this property and nearby, in full, in the report.
21 Rockingham Mews has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£110,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
On epc rating, 21 Rockingham Mews runs well behind the street norm.
EPC Rating
48 (E)
Street avg 65 (D)
Floor Area
36 m²
Street avg 49 m²
CO₂ Emissions
2.8 t/year
Street avg 2.8 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
Odeon Buildings — bus stop.

Daytime· 07:00 – 23:00
51.6dB

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Changes detected from historical EPC data
Heating system changed
Hot water system changed
More low energy lighting installed
Median price across the last 5 sales in NN17 1BB: £103,000 (2025–2024).
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
2 rooms
Street avg 3 rooms
NN17 1XF
Closest school
0.4 km
Rockingham Primary School. 15 schools nearby.
Night-time· 23:00 – 07:00
42.6dB