12a, Basement Flat, Chatham Place, Brighton, BN1 3TP
About 12a
12a is a mid-terrace house in Brighton (BN1 3TP). It has a recorded floor area of 47 m² (around 506 sq ft) and construction records dating it to before 1900. The latest certificate (January 2013) shows an F (score 36), near the bottom of the EPC scale. The recommended improvements would lift it to B (score 83), a 4-band jump. Main heating runs on to be used only when there is no heating/hot. The latest certificate is from January 2013, so improvements made since then won't be reflected. At 47 m² this is the 4th smallest of 5 units on EPC record in the building, where floor areas span 36–52 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (36 versus a best of 74).
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Everything you need to know about 12a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
12a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 31 Jan 2023
EPC Rating
Certificate validity
Expired on 31 January 2023
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
12a has no planning applications on record.
But the area is active
23 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£273,000
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 BN1 3TP: £350,000 (2025–2022).
Nearby sales in BN1 3TP
15a, Chatham Place, Brighton, BN1 3TP
Sold Feb 2025
£140,0007 Chatham Place, Brighton, BN1 3TP
Sold Sept 2023
£730,000Flat 2, 3 Chatham Place, Brighton, BN1 3TP
Sold Mar 2023
£323,0009a, Chatham Place, Brighton, BN1 3TP
Sold Dec 2022
£350,000Top Floor Flat, 2 Chatham Place, Brighton, BN1 3TP
Sold Jul 2022
£360,000
Versus other Chatham Place homes
12a is notably below the street on epc rating.
EPC Rating
36 (F)
Street avg 64 (D)
Floor Area
47 m²
Street avg 50 m²
CO₂ Emissions
3.5 t/year
Street avg 2.6 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about 12a
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
1110/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Seven Dials — bus stop.
Closest school
0.5 km
Brighton Hove and Sussex Sixth Form College. 32 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
54.8dB
Night-time· 23:00 – 07:00
45.3dB