46a, Flat 1, Duke Street, Chelmsford, CM1 1JA
About 46a
46a is an end-of-terrace house in Chelmsford (CM1 1JA). It has a recorded floor area of 46 m² (around 495 sq ft) and construction records dating it to 2012 onwards. At 46 m² this is the largest unit on EPC record across 46a (28–46 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (65 versus a best of 75). The latest certificate (December 2022) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2013. Between certificates, wall efficiency went from Good to Very Good. Main heating runs on electricity.
Energy performance
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
46a has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
46a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£195,000
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 CM1 1JA: £330,000 (2025–2015).
Nearby sales in CM1 1JA
Versus other Duke Street homes
46a outperforms the street on habitable rooms by a wide margin.
EPC Rating
65 (D)
Street avg 64 (D)
Floor Area
46 m²
Street avg 44 m²
CO₂ Emissions
3.0 t/year
Street avg 2.0 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Bus Station — bus stop.
Closest school
0.4 km
King Edward VI Grammar School, Chelmsford. 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
55.7dB

Night-time· 23:00 – 07:00
46.5dB







