30a, Flat 4, Mill Road, Cambridge, CB1 2AD
About 30a
30a is a semi-detached house in Cambridge (CB1 2AD). It has a recorded floor area of 44 m² (around 474 sq ft) and construction records dating it to 2007 onwards. At 44 m² this is the largest unit on EPC record across 30a (22–44 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (January 2020) shows a C (score 72). The rating has held steady at C across 3 certificates since September 2009. Between certificates, lighting went from Poor to Very Good. Main heating runs on electricity.
At 44 m² it's 18.9% larger than the typical home in the postcode (37 m² median across 51 EPCs).
Energy performance
30a's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Wall insulation improved
Roof insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
30a has no planning applications on record.
But the area is active
17 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
30a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£277,000
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 CB1 2AD: £192,000 (2022–2015).
Nearby sales in CB1 2AD
Versus other Mill Road homes
30a outperforms the street on epc rating by a wide margin.
EPC Rating
72 (C)
Street avg 62 (D)
Floor Area
44 m²
Street avg 53 m²
CO₂ Emissions
1.5 t/year
Street avg 3.0 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
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1a, Flat 12, Station Road
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.8 km
Cambridge Rail Station — railway station.
Closest school
0.4 km
St Matthew's Primary School. 29 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
51.0dB

Night-time· 23:00 – 07:00
40.4dB







