Flat 4, 15 Stone Street, Brighton, BN1 2HB
About Flat 4
Flat 4 is a semi-detached house in Brighton (BN1 2HB). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 2007-2011 and council tax band B. The latest certificate (August 2021) returns a B (score 84), comfortably above the UK average. The rating has held steady at B across 3 certificates since April 2009. At 83 m² this is the 5th smallest of 6 units on EPC record in the building, where floor areas span 32–89 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).
Across 2010–2022, sale prices on this property compounded at 3.8% per year. Today's modelled estimate of £371,000 is 12.7% below the 2022 sale of £425,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£476/sq ft) was about 79.9% above the typical sold price in the postcode. At 83 m² it's 23% larger than the typical home in the postcode (68 m² median across 40 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Most recent transfer: July 2022 at £425,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Flat 4 ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Hot water system changed
Replaced storage heaters with gas boiler
Connected to mains gas supply
Hot water system upgraded
Cavity wall insulation installed
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Planning history
Flat 4 has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£371,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.8% per year over 12 years.
£425,000
Growth on file: 3.8% per year over 12 years.
Sales timeline
14 July 2022Most recent
£425,000
+54.5%over 11 years7 October 2010
£275,000
Median price across the last 5 sales in BN1 2HB: £320,000 (2025–2019).
Nearby sales in BN1 2HB
Flat 2, 15 Stone Street, Brighton, BN1 2HB
Sold Oct 2025
£320,000Flat 3, 16 Stone Street, Brighton, BN1 2HB
Sold Dec 2022
£465,000Flat 1, 15 Stone Street, Brighton, BN1 2HB
Sold Jun 2021
£269,000Flat 1, 16 Stone Street, Brighton, BN1 2HB
Sold May 2021
£315,0008 Stone Street, Brighton, BN1 2HB
Sold Nov 2019
£565,000
Versus other Stone Street homes
On epc rating, Flat 4 stands well clear of the street.
Price per m²
£5,120
Street avg £4,461
Floor Area
83 m²
Street avg 67 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.3 t/year
Street avg 3.4 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
21/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Waitrose — bus stop.
Closest school
0.1 km
St Mary Magdalen Catholic Primary School. 27 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
55.9dB

Night-time· 23:00 – 07:00
45.8dB







