11 Portland Street, Brighton, BN1 1RN
About 11 Portland Street
11 Portland Street is a three-bedroom mid-terrace house in Brighton (BN1 1RN). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (September 2020) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2009. Between certificates, lighting went from Poor to Good; while window efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 87), a 2-band jump. Other recorded features include a loft. Period features are noted in the property record.
At 77 m² it's 24.2% larger than the typical home in the postcode (62 m² median across 27 EPCs). Across 1996–2021, sale prices on this property compounded at 9.7% per year. On a £-per-square-foot basis, the last sale (£585/sq ft) was about 102.5% above the typical sold price in the postcode. Sold December 2021 for £485,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- LoftYes
- FireplaceYes
Outside
- Private gardenRear
Building
- Heating systemGas
- Period featuresYes
Everything you need to know about 11 Portland Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Windows upgraded, improving insulation
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 £1,020 · Includes VAT
Planning history
11 Portland Street has no planning applications on record.
But the area is active
27 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Price for 11 Portland Street has grown more than fourfold since the 1996 starting point.
£482,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.7% per year over 26 years.
£485,000
Growth on file: 9.7% per year over 26 years.
Sales timeline
8 December 2021Most recent
£485,000
+1002.3%over 25 years2 February 1996
£44,000
Median price across the last 5 sales in BN1 1RN: £450,000 (2024–2018).
Nearby sales in BN1 1RN
Versus other Portland Street homes
On price per m², 11 Portland Street stands well clear of the street.
Price per m²
£6,299
Street avg £4,276
Floor Area
77 m²
Street avg 85 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
4.1 t/year
Street avg 3.2 t/year
Everything you need to know about 11 Portland Street
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
0.1 km
Clock Tower — bus stop.
Closest school
0.3 km
St Paul's CofE 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
58.0dB
Night-time· 23:00 – 07:00
48.2dB