27 John Street is a semi-detached house in Eckington, Sheffield, Sheffield (S21 4DU). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (June 2025) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in December 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, hot-water efficiency went from Poor to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 82), a 2-band jump.
At 46 m² it sits well below the postcode median (80 m² across 22 EPCs), making it one of the more compact homes locally.
Recommended upgrades on file would lift this property by multiple EPC bands.
No planning applications are recorded against 27 John Street, Eckington, Sheffield, S21 4DU. The full report also covers planning activity across the surrounding area.
Full planning data for 27 John Street, Eckington, Sheffield, S21 4DU
Every application and decision on this property and nearby, in full, in the report.
27 John Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£143,000
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
27 John Street is notably below the street on floor area.
EPC Rating
63 (D)
Street avg 59 (D)
Floor Area
46 m²
Street avg 85 m²
CO₂ Emissions
2.5 t/year
Street avg 4.8 t/year
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
School Street — bus stop.

Daytime· 07:00 – 23:00
50.0dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Cavity wall insulation installed
Window efficiency improved
More low energy lighting installed
Median price across the last 5 sales in S21 4DU: £142,500 (2024–2017).
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 5 rooms
Closest school
0.2 km
Eckington Junior School. 12 schools nearby.
Night-time· 23:00 – 07:00
40.6dB