Flat 3, 5 Powis Square, Brighton, BN1 3HH
About Flat 3
Flat 3 is a semi-detached house in Brighton (BN1 3HH). It has a recorded floor area of 105 m² (around 1130 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (June 2020) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2009. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Good and lighting went from Very Poor to Good. The recommended improvements would lift it to B (score 82), a 2-band jump.
At 105 m² the property is well over the postcode median (49 m² across 48 EPCs), placing it in the larger end of the local stock. Most recent transfer was November 2025 at £477,500 — fresh data. On a £-per-square-foot basis, the last sale (£422/sq ft) was about 22.6% above the typical sold price in the postcode.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 9 June 2030
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
Flat 3 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
Flat 3 valuation sits well clear of the typical sold price in this postcode.
£522,000
Modelled from EPC, postcode comparables.
£477,500
Recorded with HM Land Registry.
Sales timeline
14 November 2025Most recent
£477,500
Median price across the last 5 sales in BN1 3HH: £275,000 (2025–2023).
Nearby sales in BN1 3HH
Flat 6, 4 Powis Square, Brighton, BN1 3HH
Sold Nov 2025
£195,000Flat 5, 2 Powis Square, Brighton, BN1 3HH
Sold Oct 2025
£282,5004a, Powis Square, Brighton, BN1 3HH
Sold Jul 2025
£350,000Basement Flat Rear, 1 Powis Square, Brighton, BN1 3HH
Sold Jun 2025
£147,500Flat 5, 4 Powis Square, Brighton, BN1 3HH
Sold Mar 2023
£275,000
Versus other Powis Square homes
On years held, Flat 3 runs well behind the street norm.
Price per m²
£4,548
Street avg £5,217
Floor Area
105 m²
Street avg 50 m²
Habitable Rooms
4 rooms
Street avg 2 rooms
CO₂ Emissions
4.1 t/year
Street avg 2.8 t/year
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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
0.2 km
Clifton Hill — bus stop.
Closest school
0.3 km
St Mary Magdalen Catholic Primary School. 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
54.4dB

Night-time· 23:00 – 07:00
44.1dB







