21b, Flat 6, Bates Street, Sheffield, S10 1NP
About 21b
21b is a mid-terrace house in Sheffield (S10 1NP). It has a recorded floor area of 40 m² (around 431 sq ft) and construction records dating it to 1967-1975. At 40 m² this is the 2nd smallest of 6 units on EPC record in 21b, where floor areas span 38–80 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (July 2022) shows a C (score 71). The rating has held steady at C across 2 certificates since June 2012. Between certificates, roof efficiency went from Poor to Average and lighting went from Average to Very Good; while wall efficiency dropped from Average to Poor.
At 40 m² it sits well below the postcode median (66 m² across 32 EPCs), making it one of the more compact homes locally. One planning record on file: an extension approved in 2018. Past consents include an extension, meaningful when judging how the property has evolved.
Everything you need to know about 21b
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
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Planning history
1 application on record at 21b, Flat 6, Bates Street, Sheffield, S10 1NP
- Dec 2018ExtensionFullOutcome in report
Extension: Rear of property
Provision of first floor access stairs to rear
- Documents
- 8 docs on file
- Reference
- 18/02921/FUL
Unlock 21b, Flat 6, Bates Street, Sheffield, S10 1NP's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 21 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£146,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
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.
Median price across the last 5 sales in S10 1NP: £203,500 (2025–2024).
Nearby sales in S10 1NP
Versus other Bates Street homes
On habitable rooms, 21b runs well behind the street norm.
EPC Rating
71 (C)
Street avg 72 (C)
Floor Area
40 m²
Street avg 46 m²
CO₂ Emissions
1.9 t/year
Street avg 2.1 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Everything you need to know about 21b
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Commonside/Barber Road — bus stop.
Closest school
0.3 km
Westways Primary School. 33 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.3dB

Night-time· 23:00 – 07:00
38.7dB






