65b is a semi-detached house in Byram, Knottingley, Knottingley (WF11 9DU). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (November 2014) shows a D (score 60), on the cusp of jumping into the C band. Earlier certificates rated it C (July 2014); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 78). The latest certificate is from November 2014, so improvements made since then won't be reflected. At 72 m² this is the 19th smallest of 40 units on EPC record in the building, where floor areas span 60–160 m². The building's EPC ratings span F to B across 40 units on file.
At 72 m² it's 16.3% smaller than the typical home in the postcode (86 m² median across 39 EPCs).
65b's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 11 Nov 2024
No planning applications are recorded against 65b, West Acres, Byram, Knottingley, WF11 9DU. The full report also covers planning activity across the surrounding area.
Full planning data for 65b, West Acres, Byram, Knottingley, WF11 9DU
Every application and decision on this property and nearby, in full, in the report.
65b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£130,000
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
Habitable Rooms for 65b runs comfortably ahead of the street norm.
EPC Rating
60 (D)
Street avg 70 (C)
Floor Area
72 m²
Street avg 70 m²
CO₂ Emissions
3.8 t/year
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
East Acres — bus stop.

Daytime· 07:00 – 23:00
50.4dB

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Median price across the last 5 sales in WF11 9DU: £153,000 (2025–2020).
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 3.1 t/year
Habitable Rooms
4 rooms
Street avg 3 rooms
Closest school
0.5 km
Brotherton and Byram Community Primary Academy. 9 schools nearby.
Night-time· 23:00 – 07:00
41.8dB