12 Ashdown Court is a mid-terrace house in Knottingley (WF11 8NZ). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 2003-2006 and council tax band A. At 42 m² this is the smallest unit on EPC record across the building (42–96 m²). The building's EPC ratings span D to B, with this unit at the top. On EPC score it ranks first in the building (84 versus a worst of 58). The latest certificate (June 2019) returns a B (score 84), comfortably above the UK average. When first surveyed in July 2009 the rating was E, the property has climbed 3 bands since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Very Poor to Poor and lighting went from Poor to Average. Main heating runs on electricity.
At 42 m² it's 27.6% smaller than the typical home in the postcode (58 m² median across 23 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £113,000 sits 91.5% above the 2024 sale of £59,000. Last sale on file: £59,000 in September 2024.
12 Ashdown Court ranks among the most efficient homes in the postcode for energy use.
No planning applications are recorded against 12 Ashdown Court, Knottingley, WF11 8NZ. The full report also covers planning activity across the surrounding area.
Full planning data for 12 Ashdown Court, Knottingley, WF11 8NZ
Every application and decision on this property and nearby, in full, in the report.
12 Ashdown Court valuation sits well clear of the typical sold price in this postcode.
£113,000
Modelled from EPC, postcode comparables.
£59,000
Recorded with HM Land Registry.
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EPC Rating for 12 Ashdown Court runs comfortably ahead of the street norm.
Price per m²
£1,405
Street avg £1,337
Floor Area
42 m²
Street avg 62 m²
Habitable Rooms
2 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Argyle Road — bus stop.

Daytime· 07:00 – 23:00
54.6dB

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Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
27 September 2024Most recent
£59,000
Median price across the last 5 sales in WF11 8NZ: £60,000 (2025–2023).
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 rooms
CO₂ Emissions
1.2 t/year
Street avg 2.3 t/year
Closest school
0.6 km
The Vale Primary Academy. 10 schools nearby.
Night-time· 23:00 – 07:00
46.8dB