20 High Street is a three-bedroom semi-detached house in Killamarsh, Sheffield, Sheffield (S21 1BN). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (September 2015) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in February 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good. The recommended improvements would lift it to B (score 86), a 2-band jump. The latest certificate is from September 2015, so improvements made since then won't be reflected. Other recorded features include a conservatory.
Sale prices here have outpaced Sheffield HPI: 7.1% per year against 0.1% for the wider region. On a £-per-square-foot basis, the last sale (£297/sq ft) was about 61.1% above the typical sold price in the postcode. A recent sale: £198,000 in October 2025. At 62 m² it sits well below the postcode median (95 m² across 6 EPCs), making it one of the more compact homes locally.
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This certificate is over 10 years old and is no longer valid.Expired 10 Sept 2025
No planning applications are recorded against 20 High Street, Killamarsh, Sheffield, S21 1BN. The full report also covers planning activity across the surrounding area.
Full planning data for 20 High Street, Killamarsh, Sheffield, S21 1BN
Every application and decision on this property and nearby, in full, in the report.
20 High Street has more than quadrupled in price since its earliest registered sale in 1997.
£196,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.1% per year over 28 years.
£198,000
Growth on file: 7.1% per year over 28 years.
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Detailed analysis
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On price per m², 20 High Street stands well clear of the street.
Price per m²
£3,194
Street avg £2,005
Floor Area
62 m²
Street avg 98 m²
Habitable Rooms
5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km

Daytime· 07:00 – 23:00
48.5dB

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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
More low energy lighting installed
29 October 2025Most recent
£198,000
+60.6%over 7 years5 December 2017
£123,300
-21.0%over 10 years12 April 2007
£156,000
+437.9%over 9 years26 September 1997
£29,000
Median price across the last 5 sales in S21 1BN: £205,000 (2024–2014).
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
3.6 t/year
Street avg 4.0 t/year
S21 1AA
Canal Bridge — bus stop.
Closest school
0.4 km
St Giles CofE Primary School. 14 schools nearby.
Night-time· 23:00 – 07:00
38.0dB