Block L, Flat 420, Castle Mill, Roger Dudman Way, Oxford, OX1 1GL
About Block L
Block L is a mid-terrace house in Oxford (OX1 1GL). It has a recorded floor area of 21 m² (around 226 sq ft), construction records dating it to 2012 onwards and council tax band A. At 21 m² this is the smallest unit on EPC record across Block L (21–32 m²). The building's EPC ratings span C to B, with this unit at the top. The latest certificate (June 2023) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 2 certificates since July 2013. Between certificates, window efficiency dropped from Very Good to Good.
Energy performance
Block L's carbon output is low for the local stock.
EPC Rating
Planning history
Block L has no planning applications on record.
Notable planning nearby
10applications of note in the surrounding area
We flagged 2 things worth checking at Block L
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Block L has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£185,000
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.
Versus other Castle Mill homes
Block L outperforms the street on co₂ emissions by a wide margin.
EPC Rating
81 (B)
Street avg 80 (C)
Floor Area
21 m²
Street avg 22 m²
CO₂ Emissions
0.5 t/year
Street avg 0.6 t/year
Habitable Rooms
1 rooms
Street avg 1 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Canal Street — bus stop.
Closest school
0.4 km
St Barnabas' Church of England Aided Primary School. 16 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
45.5dB

Night-time· 23:00 – 07:00
37.1dB







