Basement Flat Rear, 1 Powis Square, Brighton, BN1 3HH
About Basement Flat Rear
Basement Flat Rear is an end-of-terrace house in Brighton (BN1 3HH). It has a recorded floor area of 33 m² (around 355 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2020) shows a C (score 74). The rating has held steady at C across 2 certificates since May 2009. Between certificates, wall efficiency went from Very Poor to Good and window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.
It hasn't traded since May 1995, a hold of 31 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £188,000 sits 944.4% above the 1995 sale of £18,000. On a £-per-square-foot basis, the last sale (£51/sq ft) was about 85.2% below the postcode norm. At 33 m² it sits well below the postcode median (50 m² across 48 EPCs), making it one of the more compact homes locally.
Everything you need to know about Basement Flat Rear
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Basement Flat Rear's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Single glazing replaced with double or better glazing
Wall insulation improved
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 £820 · Includes VAT
Planning history
Basement Flat Rear 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
Latest sale on Basement Flat Rear was the lowest on Land Registry record across the postcode.
£188,000
Modelled from EPC, postcode comparables.
£18,000
Recorded with HM Land Registry.
Sales timeline
8 May 1995Most recent
£18,000
Median price across the last 5 sales in BN1 3HH: £282,500 (2025–2022).
Nearby sales in BN1 3HH
Flat 5, 2 Powis Square, Brighton, BN1 3HH
Sold Oct 2025
£282,5004a, Powis Square, Brighton, BN1 3HH
Sold Jul 2025
£350,000Flat 5, 4 Powis Square, Brighton, BN1 3HH
Sold Mar 2023
£275,000Flat 2, 2 Powis Square, Brighton, BN1 3HH
Sold Feb 2023
£350,125Flat 1, 4 Powis Square, Brighton, BN1 3HH
Sold Sept 2021
£190,000
Versus other Powis Square homes
On price per m², Basement Flat Rear runs well behind the street norm.
Price per m²
£545
Street avg £5,240
Floor Area
33 m²
Street avg 51 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.8 t/year
Everything you need to know about Basement Flat Rear
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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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
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